Service manual
1M
1035
6-5
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Figure
6-3
TV
90/120,
12V,
Schematic
(;lNlRAl
:IOTES:
IINU:SS
OTIII.RWI$[
SP[ClfIf.D
I.
ALL
RfSISTORS
)I~W.
',:.
VALULS
I~
OII1'1S.
2.
ALL
CAPACITOR
VALUES
I~
MICROfARADS.
FOR
CAPACITOR
TYPES,
SEE
IIlTE
19.
& DUWOlfS
JIOI
PC
CARD
EI)(,E
CONNECTOR.
~.
~>-DENOII.~
CONNECTION
TO
OFf
BOARD
COI\POfl[NTS.
5.
REfERENCE
DESIG~ATlONS
NOT
USED:
Rill.
RIl5
LAST
REFERENCE
UESIGNAT
lOtI
USED:
Rm.
CI24
&.
PROTECTIVE
ARC
GAPS
ARE
AN
IlHEGRAl
PART
Of
PRINTED
WIRE
BOARD.
/1:.
THE
PWB
CIRCUIT
GROUNDS
ARE
BROUGHT
OUT
SEPARATELY
TO
PINS
I.
5
AND
10
OF
JIO!.
PWB
CIRCUIT
GROUllDS
FOR
PINS
I
AND
S
Of
JIOI
ARE
CONNECTED
TO-
GEIIIER
BY
A
JUMPER
WIRE
ON
THE
BOARD
AND
ARE
CDNNECT£D
TO
CHASSIS
GROUND
VIA
A
WIRE
FRDM
EIlO.
THE
DATA
DISPLAY
UNIT
IS
CONNECTED
TO
TilE
SYSTEM
GROUND
THROUGH
PINS
I
MiD
10
Of
JIOI.
fOR
!CO~-STANDARD
GROUNDING
TECHNIQUES
REFER
TO
SECTION
2
OF
THE
SERV
I
CE
IIANlIAL.
&-.
Il£NOTES
HEATSINK
9.
1-
DIPPED
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CD
-
CERAMIC
DISC.
-
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1
-
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YT
IC
AXIAL
£ -
EllCTROlYTIC
RADIAL
PP
-
POLYPROPYLENE
II.'K~
P3
AND
H
ARE
USED
ONLY
(II
THE
TVX90
AND
TVX120
~ll£lS.
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