Specifications
Table Of Contents
- Contents
- 1. Technical Specifications, Connections, and Chassis Overview
- 2. Safety Instructions, Warnings, and Notes
- 3. Directions for Use
- 4. Mechanical Instructions
- 4.1 Disassembly Procedures
- Figure 4-1 Exploded view 51” cabinet
- 4.1.1 Lower Center Back Cover Removal (86)
- 4.1.2 Side Back Cover Removal
- 4.1.3 Large Signal Board Removal (LSB)
- 4.1.4 AC Input Panel Removal
- 4.1.5 Small Signal Module Removal (SSM)
- 4.1.6 Side Jack Panel Removal
- 4.1.7 PIP Panel Removal (if present)
- 4.1.8 Small Signal Board Removal (SSB)
- 4.1.9 Convergence Panel Removal (ACS)
- 4.1.10 Wide Band Video Panel Removal (HOP)
- 4.1.11 Front Control Panel and Left or Right Speaker Removal (5)
- 4.1.12 Upper Back Cover Removal (4)
- 4.1.13 Plastic Light Barrier Removal (Optical Assembly)
- 4.1.14 Mirror Mounting Board Removal (57)
- 4.1.15 Complete Optical Assembly or Individual CRT Assembly Removal
- 4.2 Service Position
- 4.3 Picture Tube Replacement
- 4.4 Set Re-assembly
- 4.1 Disassembly Procedures
- 5. Service Modes, Error Codes, and Fault Finding
- 5.1 Test Conditions
- 5.2 Service Modes
- 5.3 Problems and Solving Tips (related to CSM)
- 5.4 ComPair
- 5.5 Error Codes
- 5.6 The ”Blinking LED” Procedure
- 5.7 Trouble Shooting Tips
- 6. Block Diagrams, Testpoint Overviews, and Waveforms
- 7. Circuit Diagrams and PWB Layouts
- Power Supply Panel: AC Input
- Layout Power Supply Panel (Top Side)
- Layout Power Supply Panel (Bottom Side)
- SSB: SIM Connector (Male)
- SSB: IF, I/O Videoprocessing
- SSB: Feature Box (100Hz Processing)
- SSB: HOP
- SSB: Audio Demodulator
- SSB: Painter
- Layout SSB (Top Side)
- Mapping Layout SSB (Top Side)
- Mapping Layout SSB (Bottom Side)
- Layout SSB (Bottom Side)
- SSM: Tuner
- SSM: I/O’s
- SSM: Video Buffer
- SSM: Convergence HV Output 1
- SSM: Convergence HV Output 2
- SSM: Interconnections
- SSM: Audio Amplifier
- SSM: Headphone Amplifier
- Mapping SSM C1-C8 Part 1
- Mapping SSM C1-C8 Part 2
- Mapping SSM C1-C8 Part 3
- Layout SSM (Top Side)
- Layout SSM (Bottom Side)
- CRT Panel: Red
- CRT Panel: Green
- CRT Panel: Blue
- Mapping CRT Panel: Red, Green, and Blue
- Layout CRT Panel (Top Side)
- Layout CRT Panel (Bottom Side)
- Large Signal Panel
- Large Signal Panel
- Large Signal Panel
- LSP: Diversity Tables
- Layout Large Signal Panel (Top Side)
- Layout Large Signal Panel (Bottom Side)
- Side Jack Panel
- Mapping Side Jack Panel G1
- Layout Side Jack Panel (Top Side)
- Layout Side Jack Panel (Bottom Side)
- ACS Module
- ACS Module
- ACS Module
- Mapping ACS Module H1-H3
- Layout ACS Panel (Top Side)
- Layout ACS Panel (Bottom Side)
- HOP Panel
- HOP Panel
- Diversity HOP Panel J1 and J2
- Mapping HOP Panel Part 1
- Mapping HOP Panel Part 2
- Layout HOP Panel (Top Side)
- Layout HOP Panel (Bottom Side)
- Keyboard Panel
- Mapping Keyboard Panel
- Layout Keyboard Panel (Top and BottomSide)
- UART Interface Module
- Layout UART Interface Modukle
- 8. Alignments
- 8.1 General Alignment Conditions
- 8.2 Hardware alignments
- 8.3 Software Alignments
- 8.4 Convergence and Geometry Adjustments
- 8.5 Option Settings
- 9. Circuit Descriptions, List of Abbreviations, and IC Data Sheets
- 9.1 Introduction
- 9.2 Power Supplies
- 9.3 Video
- Figure 9-7 Video signal block diagram
- 9.3.1 Side Jack Panel
- 9.3.2 SSM composite Inputs
- 9.3.3 SSM Video Switching
- 9.3.4 SSB Video Switching
- 9.3.5 SAW Filter Switching
- 9.3.6 3D Comb Filter
- 9.3.7 Sound Trap Switching
- 9.3.8 1fH Component Buffer Amplifiers
- 9.3.9 Feature Box
- 9.3.10 Eagle
- 9.3.11 ATSC module
- 9.3.12 SSM HOP Buffer Amplifiers
- 9.3.13 HOP RGB/YUV Switching
- 9.3.14 HOP Signal Processing
- 9.3.15 HOP Sharpness Control
- 9.3.16 HOP Tint Control
- 9.3.17 HOP RGB Amplifiers
- 9.3.18 HOP Analogue Control
- 9.3.19 CRT Panel
- 9.3.20 HOP Sync Switching and Processing
- 9.3.21 Line Output
- 9.3.22 Frame Amplifier
- 9.3.23 High Voltage Circuit
- 9.3.24 Shutdown
- 9.3.25 Convergence
- 9.4 Audio
- 9.5 Control/OSD
- 9.6 List of Abbreviations
- 9.7 IC Data Sheets
- 10. Spare Parts List
- 11. Revision List
50DPTV585 AA 7.
Circuit Diagrams and PWB Layouts
Large Signal Panel
OVP
DRIVER & CONTROL
BGR
EHT EHT
VB+
EHT
VAUX
GND
NC NC
TEST
ON /
OFF GND
TRANSFORMER
ABL RTN VAUX
MT
VFOC
NC
1K5
3909
2-H19
17
13
K
7
P
H
4
7 20
N
16
17
HFP
11
13
AA
DYN FOCUS
9
I
8
D
RESERVE
1512
F
18
J
C
TEST
15
B B
O
1
C
192
F
O
5
USA BASIC 4:3 USA BASIC 16:9 USA CORE 4:3 USA CORE 16:9
DPC
10
SCO
NOT USED NOT USED 319801890020
D
3
4
I
19
J
6 18
M
P
L
HDR2K3 LSB
VERT
PCB-TAB4.8x0.5
5903 NOT USED
1
G
H
9
FLASH
N
M
12
E
68
DAG
5
E
NOT USED
3 11
VERT
EWO
2 16
K
20
HDR
3135 033 33411 01
Ref Des 313503710981 313503710991 313503711001 313503711011 NOT_USED
1505 NOT USED NOT USED NOT USED NOT USED 242201518552
2-H19
EHT
14
14
L
10
G
ABL
3922
10K
I957
100R
3930
2-J13
2-G19
220K
3926
I920
2K7
3900
220p
2908
10R
3916
120K
3919
1K
3906
I921
I915
I925
I912
BYV27-400
4n7
2926
6912
BAS216
6917
2n2
2918
I935
680R
3918
BC327-25
7903
4n7
2907
2-G19
1K
3925
I954I958
4
68
6904
BAS216
5901
W80731
I917
F937
2-O19
1n
2906
F938
I924
2917
47u
F903
BF487
7901
18K
3932
10u
2914
I936
2K2
3915
F936
1K
3914
10K
3928
2-F2,1-M4
100p
2925
2M2
3927
10
11
12
2
3
4
5
6
7
8
9
2901
100n
EH-B
1510
1
I918
2920
4u7
I927
I916
7902
BC847B
EH-B
1901
1
2
3
100n
2927
7 8 9 11 12 13 1411023456
HVG
5904
100p
2924
F942
BAS216
6901
100n
2915
2n2
2902
I941
8K2
3913
F904
4R7
3937
I949
7905
BC857B
BAT85
6910
6905
BZX79-C3V9
7904
BC847B
10n
2904
2-L13
5903
330K
3903
6K8
3910
10u
2912
2-G19
6908
BAS216
100R
3901
1K5
3912
I919
100R
3907
1
2
3
I914
F933
LV
1504
6919
BAT254
6914
BAS216
1
2
2911
47u
PCB-TAB4.8x0.5
1505
47K
3924
1N4148
6909
2913
100n
I956
2903
4u7
6903
BZX79-C4V7
3934
4K7
F902
I928
120K
3920
1K
3931
47u
5902
6902
BZX79-C18
3K3
3902
F939
56K
3911
F934
10R
3933
F935
3904
22K
I931
470R
3923
6915
BYV27-600
2919
1n
6916
BYV27-600
470K
3921
I932
2M2
3935
22R
3908
6913
BAS216
2916
100n
I955
10R
3936
100n
2905
3905
27K
I910
F941
I929
I930
100n
2921
F900
100K
3940
DSP
1900
I923
6906
BZX79-C8V2
100p
2922
3929
2-F19
33n
2910
10K
HVG-ON
+15V
22K
3917
HOT-COLLECTOR
+130VHV
+330V
+330V
VDOB
VDOA
+15V
VERT-PARABOLA
HOUT
DM-INPUT
DYN-FOCUS-LOW
DYN-FOCUS-HIGH
-200V
-200V
VPULSE
+15V
+130VS
+15V
-13V
E3 E3
3135 033 3341.1
F_15120_018.eps
020805
LARGE SIGNAL PANEL