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Video Board
R
G
B
Video enhance TDA4822A
Pre -Amp TDA4886A
Post-Amp LM2405
CRT
Control Board & Switch Board & LED
OSD MTV030
SDA/SCL
Rotation
DAC DAC
EHT/ UC3843 X-RAY Linearity Control
CPU WP62P2
SDA SCL
EEPROM M24C16
S-Capcitor Switch
DegaussingCkt
DAF & S-Capacitor SLA5058 Horizontal Deflection BU2527AL Vertical TDA8177F
Sync Processor TDA 4841
Power Supply TEA1504
-6.3
HUNLOCK
Muting CKT
Video Panel (A) Schematic Diagram & Waveforms for Diagram (A)
4.7V
A7 A5 1.2V A3 56.5V A5 1.2V A7 A5 1.2V A7 A1 4.2V A1 4.2V A1 4.2V A2 1.9V 3.3V 5V A2 1.9V A2 1.8V A3 57.8V A3 56.5V
4.8V
A4 41.2V
A6 4.7V
A7 4.1V
5.2V
5V
A4 48V
-42V
4.9V 5V
A4 43.9V
4.2V 3.2V 4.5V 2.4V
5V 5V 5V 4.5V
Deflection Schematic Diagram
107P2 CM 25 GSIII
31
B3
B7
3V
2V6 3V2
B8
1V8
B9
12V2 3V3
B10
6V7
B1
7V4 6V8
B5
B4
V9
185V
4V9 4V9 13V1 39V6
B2 B6
5V2
B11 B12 8V9
1V3 2V6
2V6 2V6 185V
B24
59V3 B22
53V6 53V2
2V6 B13 2V5 3V2 2V3
B14
4V5 4V9
B15
1V1
V7 1V1 2V4 5V2
B21
182V8
B26
B25
60V7
B23 B16
5V5
B27
B28
65V1
1V7
4V3
4V4
B29
B30
B17
B18 B19 B20
11V6 100V9
B36
B35 B31
B32
B33
B34
22V4
23V3
B34
23V
B34
22V3
B34
11V6
7V
107P2 CM25 GSIII
H-Voltage Schematic Diagram
B49 B53
B48
100V6
B57 B51
CPU Schematic Diagram
107P2 CM 25 GSIII
B42
B40
B37
B45
B38
B41 B43
B44
107P2 CM 25 GSIII
Power Supply Schematic Diagram
C1 134V1 81V8 C2 C6 134V1 2V9 C8 C3 C7 C4
81V9
13V3 12V4
C5 C10 4V3 1V5 134V1 C9 3V6 2V6 2V4 13V2 10V 10V8 12V4 83V 13V4 10V8
2V6
9V8 2V4