Service Manual 370A Programmable Curve Tracer 070-7780-06 Warning The servicing instructions are for use by qualified personnel only. To avoid personal injury, do not perform any servicing unless you are qualified to do so. Refer to the Safety Summary prior to performing service.
Copyright Sony/Tektronix Corporation. All rights reserved. Copyright Tektronix, Inc. All rights reserved. Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supercedes that in all previously published material. Specifications and price change privileges reserved. Printed in Japan. Sony/Tektronix Corporation, 5–9–31 Kitashinagawa, Shinagawa–ku, Tokyo 141–0001 Japan Tektronix, Inc., P.O.
Tektronix warrants that this product will be free from defects in materials and workmanship for a period of one (1) year from the date of shipment. If any such product proves defective during this warranty period, Tektronix, at its option, either will repair the defective product without charge for parts and labor, or will provide a replacement in exchange for the defective product.
EC Declaration of Conformity We Tektronix Holland N.V. Marktweg 73A 8444 AB Heerenveen The Netherlands declare under sole responsibility that the 370A Programmable Curve Tracer meets the intent of Directive 89/336/EEC for Electromagnetic Compatibility.
General Information
Theory of Operation
Maintenance
Performance Check and Adjustment
% ( % &( # $& ' (( # # ! + ) %( ( " %$' ( $# # ( " %$' ( $# ' ( ( $ ' ( ($ * &$ " % ( % &( # $& ' (( # # ! + ) %( ( " %$' ( $# # ( " %$' ( $# ' ( ( $ ' ( ($ * &$
Replaceable Electrical Parts
Replaceable Electrical Parts This section contains a list of the electrical components for the 370A. Use this list to identify and order replacement parts. Parts Ordering Information Replacement parts are available through your local Tektronix field office or representative. Changes to Tektronix products are sometimes made to accommodate improved components as they become available and to give you the benefit of the latest improvements.
370A Service Manual Parts List Column Descriptions Column Column Name Description 1 Component Number The component number appears on diagrams and circuit board illustrations, located in the diagrams section. Assembly numbers are clearly marked on each diagram and circuit board illustration in the section, and on the mechanical exploded views in the list section.
370A Service Manual CROSS INDEX - MFR. CODE NUMBER TO MANUFACTURER Mfr.
370A Service Manual CROSS INDEX - MFR. CODE NUMBER TO MANUFACTURER Mfr.
370A Service Manual CROSS INDEX - MFR. CODE NUMBER TO MANUFACTURER Mfr.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. A2C980 Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A2C982 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A2C984 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A2C986 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.
370A Service Manual Component Number Tektronix Part No. A2R456 Name & Description Mfr. Code Mfr. Part No. 307-0923-00 RES NTWK,FXD,FI:(8)330K OHM,5%,0.125W 80009 307092300 A2R458 307-0923-00 RES NTWK,FXD,FI:(8)330K OHM,5%,0.125W 80009 307092300 A2R460 307-0923-00 RES NTWK,FXD,FI:(8)330K OHM,5%,0.125W 80009 307092300 A2R462 307-0923-00 RES NTWK,FXD,FI:(8)330K OHM,5%,0.125W 80009 307092300 A2R465 315-0103-00 RES,FXD,FILM:10K OHM,5%,0.
370A Service Manual Component Number Tektronix Part No. % Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. A3CR150 152-0327-00 SEMICOND DVC,DI:SIG,SI,100MA,75V 80009 152032700 A3CR280 152-0322-00 DIODE,SIG:SCHTKY,;15V,410MVF AT 1MA,1.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. A3R590 311-1740-02 RES,VAR,NONWW:1K OHM,20%,0.5W 80009 311174002 A3R591 315-0103-00 RES,FXD,FILM:10K OHM,5%,0.25W TK1727 SFR25 2322-181 A3R592 315-0103-00 RES,FXD,FILM:10K OHM,5%,0.25W TK1727 SFR25 2322-181 A3R593 315-0101-00 RES,FXD,FILM:100 OHM,5%,0.25W TK1727 SFR25 2322-181 A3R600 311-1740-02 RES,VAR,NONWW:1K OHM,20%,0.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. A4R800 Name & Description Mfr. Code Mfr. Part No. 321-0193-00 RES,FXD,FILM:1K OHM,1%,0.125W,TC=T0 TK1727 MR25 2322-151-1 A4R802 321-0193-00 RES,FXD,FILM:1K OHM,1%,0.125W,TC=T0 TK1727 MR25 2322-151-1 A4R804 321-0612-00 RES,FXD,FILM:500 OHM,1%,0.125W,TC=T0 19701 5033RD500R0F A4R806 321-0928-07 RES,FXD,FILM:250 OHM,0.1%,0.125W,TC=T9 TK1727 MPR24-2322-141 A4R808 321-0612-00 RES,FXD,FILM:500 OHM,1%,0.
370A Service Manual Component Number Tektronix Part No. % Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No.
370A Service Manual Component Number Tektronix Part No. Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. # Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. " Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. A6 Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. 670-9308-XX CIRCUIT BD ASSY:COLLECTOR SUPPLY 80009 6709308XX A6C212 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A6C302 281-0707-00 CAP,FXD,CER DI:15000PF,10%,200V 04222 MA302C153KAA A6C304 281-0773-00 CAP,FXD,CERAMIC:MLC;0.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. A7 Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. # Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. CMF55118C11300B A7R852 321-1746-07 RES,FXD,FILM:1.13K OHM,0.1%,0.
370A Service Manual Component Number Tektronix Part No. A9 Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. 671-1183-XX CIRCUIT BD ASSY:LV RELAY 80009 6711183XX A9C100 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A9C102 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A9C104 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A9C106 281-0775-00 CAP,FXD,CERAMIC:MLC;0.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. A10C704 Name & Description Mfr. Code Mfr. Part No. 290-1142-00 CAP,FXD,ELCTLT:100UF,20%,25V 80009 290114200 A10C706 290-1142-00 CAP,FXD,ELCTLT:100UF,20%,25V 80009 290114200 A10C720 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A10C740 290-1007-00 CAP,FXD,ELCTLT:22UF,20%,16V 80009 290100700 A10C1000 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.
370A Service Manual Component Number Tektronix Part No. A10J303 Name & Description Mfr. Code Mfr. Part No. 131-3659-00 TERM,QIK DISC.:CKT,0.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. ! Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. # Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. A10R742 Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. 315-0471-00 J302163 RES,FXD,FILM:470 OHM,5%,0.25W TK1727 SFR25 2322-181 A10R750 307-0923-00 RES NTWK,FXD,FI:(8)330K OHM,5%,0.125W 80009 307092300 A10R752 315-0334-00 RES,FXD,FILM:330K OHM,5%,0.25W TK1727 SFR25 2322-181 A10R1000 315-0100-00 RES,FXD,FILM:10 OHM,5%,0.
370A Service Manual Component Number Tektronix Part No. A10U570 Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. $ Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. A13 Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. 671-1238-XX CIRCUIT BD ASSY:KEY INTERFACE 80009 6711238XX A13C10 290-1007-00 CAP,FXD,ELCTLT:22UF,20%,16V 80009 290100700 A13C60 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A13C70 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A13C80 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.
370A Service Manual Component Number Tektronix Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. A15 Name & Description Mfr. Code Mfr. Part No. 671-1095-XX CIRCUIT BD ASSY:CONFIGURATION LED 80009 6711095XX A15C100 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.
370A Service Manual Component Number Tektronix Part No. A18 Name & Description Mfr. Code Mfr. Part No. 670-9319-XX CIRCUIT BD ASSY:CRT OUTPUT 80009 6709319XX A18C50 290-0747-00 CAP,FXD,ELCTLT:100UF,+50-20%,25WVDC 0H1N5 CE02W1E101F A18C52 290-0747-00 CAP,FXD,ELCTLT:100UF,+50-20%,25WVDC 0H1N5 CE02W1E101F A18C60 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A18C62 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.
370A Service Manual Component Number Tektronix Part No. A18CR300 Name & Description Mfr. Code Mfr. Part No. 152-0832-00 SEMICOND DVC,DI:SW,SI,50V,0.12A,DO-34 80009 152083200 A18CR302 152-0832-00 SEMICOND DVC,DI:SW,SI,50V,0.12A,DO-34 80009 152083200 A18CR304 152-0832-00 SEMICOND DVC,DI:SW,SI,50V,0.12A,DO-34 80009 152083200 A18CR306 152-0322-00 DIODE,SIG:SCHTKY,;15V,410MVF AT 1MA,1.
370A Service Manual Component Number Tektronix Part No. A18R123 Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. 315-0102-00 RES,FXD,FILM:1K OHM,5%,0.25W TK1727 SFR25 2322-181 A18R128 315-0244-00 RES,FXD,FILM:240K OHM,5%,0.25W S5302 CF 1/4 240K JTR A18R130 322-0356-00 RES,FXD,FILM:49.9K OHM,1%,0.25W,TC=T0 91637 CMF6042G49901F A18R132 322-0356-00 RES,FXD,FILM:49.9K OHM,1%,0.25W,TC=T0 91637 CMF6042G49901F A18R140 315-0681-00 RES,FXD,FILM:680 OHM,5%,0.
370A Service Manual Component Number Tektronix Part No. A19 Name & Description Mfr. Code Mfr. Part No. 670-9320-XX CIRCUIT BD ASSY:LV SUPPLY 80009 6709320XX A19C100 290-1136-00 CAP,FXD,ELCTLT:6800UF,20%,16V 80009 290113600 A19C102 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.
370A Service Manual Component Number Tektronix Part No. A19CR710 Name & Description Mfr. Code Mfr. Part No. 152-0932-00 SEMICOND DVC,DI:4A,100V 80009 152093200 A19CR712 152-0935-00 SEMICOND DVC,DI:SI,1.0A,280V 80009 152093500 A19CR720 152-0932-00 SEMICOND DVC,DI:4A,100V 80009 152093200 A19CR722 152-0935-00 SEMICOND DVC,DI:SI,1.
370A Service Manual Component Number Tektronix Part No. # Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. A20 Name & Description Mfr. Code Mfr. Part No. 670-9321-XX CIRCUIT BD ASSY:H.V. REGULATOR TK0191 ORDER BY DESC A20C54 281-0773-00 CAP,FXD,CERAMIC:MLC;0.01UF,10%,100V TK1743 CGB103KEX A20C56 281-0773-00 CAP,FXD,CERAMIC:MLC;0.01UF,10%,100V TK1743 CGB103KEX A20C100 290-0927-00 CAP,FXD,ELCTLT:330UF,20%,35V 80009 290092700 A20C102 285-0560-00 CAP,FXD,PLASTIC:0.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. A20R100 315-0182-00 J302801 RES,FXD,FILM:1.8K OHM,5%,0.25W (TEST SELECTED) TK1727 SFR25 2322-181 A20R200 315-0513-00 RES,FXD,FILM:51K OHM,5%,0.25W TK1727 SFR25 2322-181 A20R202 315-0513-00 RES,FXD,FILM:51K OHM,5%,0.25W TK1727 SFR25 2322-181 A20R204 315-0184-00 RES,FXD,FILM:180K OHM,5%,0.
370A Service Manual Component Number Tektronix Part No. A22 Name & Description Mfr. Code Mfr. Part No. 671-1182-XX CIRCUIT BD ASSY:INTERFACE 80009 6711182XX A22C100 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A22C120 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A22C140 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A22C220 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.
370A Service Manual Component Number Tektronix Part No. A22R147 Name & Description Mfr. Code Mfr. Part No. 315-0101-00 RES,FXD,FILM:100 OHM,5%,0.25W TK1727 SFR25 2322-181 A22R148 315-0101-00 RES,FXD,FILM:100 OHM,5%,0.25W TK1727 SFR25 2322-181 A22R200 315-0101-00 RES,FXD,FILM:100 OHM,5%,0.25W TK1727 SFR25 2322-181 A22R300 315-0103-00 RES,FXD,FILM:10K OHM,5%,0.25W TK1727 SFR25 2322-181 A22R302 315-0103-00 RES,FXD,FILM:10K OHM,5%,0.
370A Service Manual Component Number Tektronix Part No. A23 Name & Description Mfr. Code Mfr. Part No. 671-1094-XX CIRCUIT BD ASSY:FDD INTERFACE 80009 6711094XX A23C100 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A23C120 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A23C140 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.170 04222 SA105E104MAA A23C200 281-0775-00 CAP,FXD,CERAMIC:MLC;0.1UF,20%,50V,Z5U,0.
370A Service Manual Component Number Tektronix Part No. $ Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. "" 6Ć82 Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No. !! " !! 6Ć84 Serial No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No. !! " !! 370A Service Serial No.
370A Service Manual Component Number Tektronix Part No. A33 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No. B100 119-3674-00 J301393 FAN,TUBEAXIAL:115 VAC,240MA,19W,2650 RPM 80009 119367400 B100 119-2310-01 J302157 FAN,TUBEXIAL:115VAC,230MA,16W,2650RPM 80009 119231001 C704 281-0773-00 CAP,FXD,CERAMIC:MLC;0.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Component Number Tektronix Part No. Serial No. Effective Dscont Name & Description Mfr. Code Mfr. Part No.
Diagrams
Diagrams Schematic Diagrams and Circuit Board Illustrations The schematic diagram and circuit board component location illustration have grids. A lookup table with the grid coordinates is provided for ease of locating the component. Only the components illustrated on the following diagram are listed in the lookup table.
Schematic Diagrams and Circuit Board Illustrations Diagrams 7Ć2 Please cut out the aria below the lines.
Diagrams Circuit Board interconnections 1 7Ć3 Please cut out the aria below the lines.
Circuit board interconnections 1 (Cont.) Diagrams 7Ć4 Please cut out the aria below the lines.
Diagrams Circuit board interconnection 2 W302 J302 REV MAR 96 7Ć5 Please cut out the aria below the lines.
Assembly A1 Diagrams 7Ć6 Please cut out the aria below the lines.
Diagrams Assembly A1, <1> Interconnection Please cut out the aria below the lines.
<1> Interconnections Diagrams 7Ć8 Please cut out the aria below the lines.
Diagrams Assembly A2 7Ć9 Please cut out the aria below the lines.
Assembly A2, A3, <2> MPU, <3> Memory Diagrams 7Ć10 Please cut out the aria below the lines.
Diagrams <2> MPU R408 1K 7Ć11 REV MAR 96 Please cut out the aria below the lines.
<3> Memory Diagrams M5M51008BP–70LL/85LL M5M51008BP 7Ć12 REV MAR 96 Please cut out the aria below the lines.
Diagrams Assembly A3 REV JULY 96 7Ć13 Please cut out the aria below the lines.
Assembly A3, <4a> Generator Diagrams REV JULY 96 7Ć14 Please cut out the aria below the lines.
Diagrams <4a> Generator FROM U900–5 W900 CR900 REV JULY 96 7Ć15 Please cut out the aria below the lines.
Assembly A3, <4b> Collector Supply Generator Diagrams 7Ć16 Please cut out the aria below the lines.
Diagrams <4b> Collector Supply Generator R790 1M 74HC123AP 74HC123AP 74HC123AP REV MAR 96 7Ć17 Please cut out the aria below the lines.
Assembly A3, <5> Acquisition Diagrams 7Ć18 Please cut out the aria below the lines.
Diagrams <5> Acquisition CY7C128A–55PC CY7C128A–55PC CY7C128A–55PC 7Ć19 REV MAR 96 Please cut out the aria below the lines.
Diagrams 7Ć20 Please cut out the aria below the lines.
Diagrams Assembly A4 7Ć21 Please cut out the aria below the lines.
Assembly A4, <6> Display Counter, <7> Display D/A Converter Diagrams 7Ć22 Please cut out the aria below the lines.
Diagrams <6> Display Counter 7Ć23 Please cut out the aria below the lines.
<6> Display Counter Diagrams 7Ć24 Please cut out the aria below the lines.
Diagrams <7> Display D/A Converter 7Ć25 Please cut out the aria below the lines.
<7> Display D/A Converter Diagrams 7Ć26 Please cut out the aria below the lines.
Diagrams Assembly A5 7Ć27 Please cut out the aria below the lines.
Assembly A5, <8> Display Offset, <9> Display Select Diagrams 7Ć28 Please cut out the aria below the lines.
Diagrams <8> Display Offset 7Ć29 Please cut out the aria below the lines.
<8> Display Offset Diagrams 7Ć30 Please cut out the aria below the lines.
Diagrams <9> Display Offset 7Ć31 Please cut out the aria below the lines.
<9> Display Select Diagrams 4.3K REV MAR 96 7Ć32 Please cut out the aria below the lines.
Diagrams C481 C425 C525 Assembly A6, <10> Collector Supply Amplifier C212 C302 C304 C305 C306 C336 C400 C406 C407 C424 C425 C452 C480 C481 C524 C525 C552 B1 B1 B1 B1 B1 D3 C2 A1 A1 D1 D1 D1 D2 D2 D2 D1 D1 B2 B4 B4 B4 B4 C2 C4 B3 B3 E4 C4 D4 B5 D4 E4 C4 D4 CR210 CR212 CR316 CR402 CR404 CR446 CR448 C2 C2 D3 D1 D1 E2 E2 C3 B3 D3 B4 C4 C2 C2 J60 J62 J66 A1 F1 F1 A2 A4 A4 K446 K448 K546 K548 E2 E2 E2 E2 C2 D2 F2 E2 L306 L406 L407 A1 A1 A1 B3 B3 B3 Q424 Q438 Q440 Q444 Q524 Q538 Q540 D1 E1 E1
<10> Collector Supply Amplifier Diagrams 7Ć34 Please cut out the aria below the lines.
Diagrams <10> Collector Supply Amplifier C425 22 pF C525 22 pF C481 100 pF 7Ć35 Please cut out the aria below the lines.
Assembly A7 Diagrams R502 R500 WIRE ELEC:26AWG UL1430 Q630 R604 REV FEB 97 Figure 7-12. A7 – Step Generator circuit board assembly 7Ć36 Please cut out the aria below the lines.
Diagrams Assembly A7, <11> Step Amplifier C20 C30 C40 C50 C60 C70 C120 C122 C170 C180 C200 C340 C342 C354 C355 C364 C370 C380 C410 C462 C480 C490 C491 C495 C496 C561 C600 C630 C800 C801 C814 C822 C830 C850 G5 G5 G4 G5 G4 G4 G5 G5 G5 G5 A2 C2 B2 F1 F1 D2 C1 D2 D2 E1 E2 E1 E1 E2 E2 E2 C3 B3 D4 D3 D3 D4 E4 D4 L5 L6 K5 K6 L6 L6 L6 F6 K5 L5 C6 C5 C5 C5 C5 D3 C4 D5 E4 E3 F3 G6 G6 G6 G6 E4 J4 J5 C3 B3 B3 C3 C3 D3 CR340 CR342 CR350 CR351 CR352 CR353 CR354 CR355 CR356 CR357 CR358 CR359 CR402 CR450 CR452 CR480 C
3 <11> Step Amplifier Diagrams R460 47 R480 47 40H138P 74HC259P TD62309P CR601 VR621 R604 22 k K520S 12 7 10 74HC259P 74HC259P 74HC259P TD62309 TD62309 7Ć38 C170 0.1uF REV MAR 96 Please cut out the aria below the lines.
Diagrams Assembly A34, <12> LOR Relay 7Ć39 Please cut out the aria below the lines.
<12> HV Module Diagrams 74HC259P M54533 TD62309 16 8 TD62309 74HC259P 74HC259P REV MAR 96 7Ć40 Please cut out the aria below the lines.
Diagrams Assembly A9 7Ć41 Please cut out the aria below the lines.
Assembly A9, A35, <12> HV Module, <13> Looping, <13> Collector Supply Low Voltage 7Ć42 Please cut out the aria below the lines.
Diagrams <13> Collector Supply Low Voltage TD62309 74HC259P 16 8 F K306S1 K302S1 W90–27 C510 10 18 74HC259P 74HC259P 74HC259P 74HC259P TD62309 TD62309 TD62309 TD62309 REV MAR 96 7Ć43 Please cut out the aria below the lines.
Assembly A10 Diagrams 7Ć44 Please cut out the aria below the lines.
Diagrams Assembly A10, <14> Vertical Sense W700 A1 M3 REV MAR 96 7Ć45 Please cut out the aria below the lines.
<14> Vertical Sense Diagrams AD711KN 74HC259P AD711KN AD711KN R742 470 AD711KN AD711KN <13> R233 30K CW 74HC259 74HC259P 74HC259P 74HC259P REV MAR 96 7Ć46 Please cut out the aria below the lines.
Diagrams Assembly A10, <15a> Horizontal Sense 7Ć47 Please cut out the aria below the lines.
<15a> Horizontal Sense Diagrams R565 19.6K R560 19.6K J302 2 AD711KN 3 C322 20 AD711KN REV MAR 96 7Ć48 Please cut out the aria below the lines.
Diagrams Assembly A13, <15b> LOR Key Interface, <15b> LOR Key Interface REV MAR 96 C10 C60 C70 C80 C130 C140 C160 C170 C172 C173 C180 C190 C200 C210 A10 – Sence circuit board illustration and component locator grid is located on the reverse side of 13 . C5 C5 C5 C5 C5 C5 C5 C5 C1 C1 C5 C5 B1 B2 D4 A3 D3 E4 B1 D2 D2 A2 B2 C2 C2 C3 B4 B4 REV MAR 96 7Ć49 Please cut out the aria below the lines.
<15b> LOR Key Interface Diagrams 74HC259P 74HC259P REV MAR 96 7Ć50 Please cut out the aria below the lines.
Diagrams Assembly A11 7Ć51 Please cut out the aria below the lines.
Assembly A11, <16> Front Panel Key Interface Diagrams 7Ć52 Please cut out the aria below the lines.
Diagrams <16> Front Panel Key Interface 7Ć53 Please cut out the aria below the lines.
Assembly A12, <17> Front Panel LED & Key Diagrams 7Ć54 Please cut out the aria below the lines.
Diagrams <17> Front Panel LED and Key 7Ć55 Please cut out the aria below the lines.
Assembly A15, <18> Configuration LED Diagrams 7Ć56 Please cut out the aria below the lines.
Diagrams <18> Configuration LED 7Ć57 Please cut out the aria below the lines.
Assembly A18, <19> CRT Output Amplifier Diagrams 7Ć58 Please cut out the aria below the lines.
Diagrams <19> CRT Output Amplifier 7Ć59 Please cut out the aria below the lines.
<19> CRT Output Amplifier Diagrams 7Ć60 Please cut out the aria below the lines.
Diagrams Assembly A19, A27 7Ć61 Please cut out the aria below the lines.
Assembly A19, A27, <10> Collector Supply Amplifier, <20> Power Supply Diagrams 7Ć62 Please cut out the aria below the lines.
Diagrams <20> Power Supply 7Ć63 Please cut out the aria below the lines.
Assembly A20, <21> High Voltage Power Supply Diagrams 7Ć64 Please cut out the aria below the lines.
Diagrams <21> HV Power Supply 7Ć65 Please cut out the aria below the lines.
<21> HV Power Supply Diagrams R100 2.7K C300 47u C310 47u C320 47u 7Ć66 REV JULY 96 Please cut out the aria below the lines.
Diagrams 7Ć67 Please cut out the aria below the lines.
Assembly A22, <22> GPIB & Plotter Interface Diagrams 7Ć68 Please cut out the aria below the lines.
Diagrams <22> GPIB & Plotter Interface 7Ć69 Please cut out the aria below the lines.
Assembly A33, <23> Configuration Relay Diagrams 7Ć70 Please cut out the aria below the lines.
Diagrams <23> Configuration Relay 7Ć71 Please cut out the aria below the lines.
Assembly A14, <24> LOR Key Diagrams 7Ć72 Please cut out the aria below the lines.
Diagrams <24> LOR Key 7Ć73 Please cut out the aria below the lines.
Assembly A23, <25> FDD Interface Diagrams 7Ć74 Please cut out the aria below the lines.
Diagrams <25> FDD Interface 7Ć75 Please cut out the aria below the lines.
<26> D-SUB Diagrams 7Ć76 Please cut out the aria below the lines.
Diagrams <27> Adaptor Plate Please cut out the aria below the lines.
Diagrams 7Ć78 Please cut out the aria below the lines.
Diagrams Test Point and Adjustment Locations 1 7Ć79 Please cut out the aria below the lines.
Test Point and Adjustment Locations 2 Diagrams 7Ć80 Please cut out the aria below the lines.
Diagrams Test Point and Adjustment Locations 3 7Ć81 Please cut out the aria below the lines.
Diagrams 7Ć82 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 1 7Ć83 Please cut out the aria below the lines.
Troubleshooting Tree 2 Diagrams 7Ć84 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 3 7Ć85 Please cut out the aria below the lines.
Troubleshooting Tree 4 Diagrams 7Ć86 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 5 7Ć87 Please cut out the aria below the lines.
Troubleshooting Tree 6 Diagrams 7Ć88 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 7 7Ć89 Please cut out the aria below the lines.
Troubleshooting Tree 8 Diagrams 7Ć90 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 9 7Ć91 Please cut out the aria below the lines.
Troubleshooting Tree 10 Diagrams 7Ć92 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 11 7Ć93 Please cut out the aria below the lines.
Troubleshooting Tree 12 Diagrams 7Ć94 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 13 7Ć95 Please cut out the aria below the lines.
Troubleshooting Tree 14 Diagrams 7Ć96 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 15 7Ć97 Please cut out the aria below the lines.
Troubleshooting Tree 16 Diagrams 7Ć98 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 17 7Ć99 Please cut out the aria below the lines.
Troubleshooting Tree 18 Diagrams 7Ć100 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 19 7Ć101 Please cut out the aria below the lines.
Troubleshooting Tree 20 Diagrams 7Ć102 Please cut out the aria below the lines.
Diagrams Trubleshooting Tree 21 7Ć103 Please cut out the aria below the lines.
Troubleshooting Tree 22 Diagrams 7Ć104 Please cut out the aria below the lines.
Diagrams Troubleshooting Tree 23 7Ć105 Please cut out the aria below the lines.
Diagrams 7Ć106 Please cut out the aria below the lines.
Replaceable Mechanical Parts
Replaceable Mechanical Parts This section contains a list of the replaceable mechanical components for the 370A. Use this list to identify and order replacement parts. Parts Ordering Information Replacement parts are available through your local Tektronix field office or representative. Changes to Tektronix products are sometimes made to accommodate improved components as they become available and to give you the benefit of the latest improvements.
370A Service Manual Parts List Column Descriptions Column Column Name Description 1 Figure & Index Number Items in this section are referenced by figure and index numbers to the exploded view illustrations that follow. 2 Tektronix Part Number Use this part number when ordering replacement parts from Tektronix. 3 and 4 Serial Number Column three indicates the serial number at which the part was first effective. Column four indicates the serial number at which the part was discontinued.
370A Service Manual CROSS INDEX - MFR. CODE NUMBER TO MANUFACTURER Mfr.
370A Service Manual CROSS INDEX - MFR. CODE NUMBER TO MANUFACTURER Mfr.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No. 83486 ORDER BY DESC 1-58 213-0782-XX 2 SCREW,TPG,TF:8-32 X 0.625,FILH,STL (END ATTACHING PARTS) -59 -------- 1 MARKER,IDENT:MKD SERIAL NO -60 200-3300-XX 1 GUARD,FAN: (ATTACHING PARTS) 80009 2003300XX -61 129-1126-XX 4 SPACER,POST:21.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual FIG.1 CABINET, REAR 8Ć9 Please cut out the aria below the lines.
FIG. 2 DISPLAY, FRONT 370A Service Manual 8Ć10 Please cut out the aria below the lines.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No. 2-1 200-3281-XX 1 COVER,BEZEL:POLYCARBONATE,TEK TAN 80009 2003281XX -2 200-3276-XX 1 BEZEL,CRT:PC,TEK TAN (ATTACHING PARTS) 80009 2003276XX -3 211-0538-XX 2 SCREW,MACHINE:6-32 X 0.312,FLH,STL (END ATTACHING PARTS) TK0435 ORDER BY DESC -4 378-0276-XX 1 FILTER,LT,CRT:BLUE,108.4MM X 134.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description )) $ # $$ ($ # ) " $% %% " #%$ ! %& $ # " %% " #%$ )) )) Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description #' $ ) # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " ! Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description % ! # $$) "& $ # " ! " & $ " # " ! " & $ " # " (( $ % " #! % " Mfr. Code Mfr. Part No.
370A Service Manual FIG. 3 CHASSIS CIRCUIT BOARDS 8Ć17 Please cut out the aria below the lines.
FIG. 4 POWER SUPPLY 370A Service Manual 8Ć18 Please cut out the aria below the lines.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No. 5-32 366-0617-XX 2 PUSH BUTTON:SILVER GRAY,9.6 X 4.2 X 8.5MM 80009 3660617XX -33 386-5395-XX 1 PLATE,MTG ASSY:TEST ADAPTER (ATTACHING PARTS) 80009 3865395XX -34 211-0025-XX 4 SCREW,MACHINE:4-40 X 0.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr.
370A Service Manual FIG. 5 FRONT PANEL: LĆOĆR 8Ć25 Please cut out the aria below the lines.
FIG. 6 LV, LĆOĆR, LOOPING CIRCUIT BOARDS 370A Service Manual 8Ć26 Please cut out the aria below the lines.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No. 6-1 441-1923-XX 1 CHAS,TEST FXTR:GUARD BOX COVER,AL (ATTACHING PARTS) 80009 4411923XX -2 211-0661-XX 4 SCR,ASSEM WSHR:4-40 X 0.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No. 7-30 -------- 1 CA ASSY,SP,ELEC:(SEE W142 REPL) (ATTACHING PARTS) -31 211-0661-XX 2 SCR,ASSEM WSHR:4-40 X 0.25,PNH,STL (END ATTACHING PARTS) TK0435 ORDER BY DESC -32 386-5484-XX 1 PLATE,CONN MTG:MALE,STEEL (ATTACHING PARTS) 80009 3865484XX -33 211-0510-XX 2 SCREW,MACHINE:6-32 X 0.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr.
370A Service Manual 8Ć32 Replaceable Mechanical Parts
370A Service Manual FIG. 7 FDD, CONFIG. RELAY, SENSE CIRCUIT BOARDS 8Ć33 Please cut out the aria below the lines.
FIG.8 ACCESSORIES 370A Service Manual 8Ć34 Please cut out the aria below the lines.
370A Service Manual Fig. & Index No. Tektronix Part No. Serial No. Effective Dscont Qty 12345 Name & Description Mfr. Code Mfr. Part No. STANDARD ACCESSORIES 070-7779-XX 159-0260-XX 159-0259-XX 337-3344-XX 119-3446-XX ------------------------------------ 1 1 1 1 1 1 1 1 1 1 MANUAL,TECH:OPERATORS,370A FUSE,CARTRIDGE:2A,250V,MEDIUM FUSE,CARTRIDGE:4A,125V,MEDIUM SHIELD,ELEC:PROTECTIVE BOX,PC FLOPPY DISKETTE:2DD,3.
370A Service Manual 8Ć36 Replaceable Mechanical Parts
