SERVICE MANUAL
13
2. BLOCK DIAGRAM FOR SUPPLY VOLTAGE SYSTEM
Regulator
V115
N441
N442
Regulator
V871,
VD882
FBT
T400
VD491
+190V
VD451
+45V
VD461
+16V
VD471
To CRT RGB PCB
To A100,N401
To N401
+8V
+5V-2
To A100
VD891
+115V
To N600
VD881 +15V-H
VD871 +15-S
+5V-1
To H Out
EEPROM
R/C Input
+3.3V
To N100
Keyboard
Switch
Transformer
T804
Power Regulat ion
and Control Circuit
STR-G5653/F6654
Bridge Rectifying
Filter
VD803~VD806
C802,C807
Line Filter
L801,C801,
C802
1
5
0-2
5
0V~,50Hz
Feedback Circuit
N801
Error Signal
To A100,
N100,
N650
Fig
.5 Block Diagram for EX-1A1
Supply Voltage System
Summary of Contents for 21C19/PF21C19
Page 21: ...SERVICE MANUAL 19 Fig 7 Block Diagram for TDA935 6 8 PS N2 with QSS IF Sound Channel ...
Page 24: ...SERVICE MANUAL 22 Fig 8 Pin Configuration SDIP 64 ...
Page 30: ...SERVICE MANUAL 28 4 Pin Connection Fig 16 5 Electrical Characteristics ...
Page 42: ...C I R C U I T D I A G R A M F O R 2 1 C 1 9 P F 2 1 C 1 9 ...
Page 43: ......
Page 44: ......
Page 45: ...MAIN PCB ...
Page 46: ...CRT RGB PCB ...