Service manual CL2554AN / CL2854AN
- 54 -
2
4
3
DRAIN
I801
MOFSET A N D
CON T ROL I C
1
M A I N A C VOLTAGE
I804
OPTO
COU PLER
I823 3.3V
REGU L A T O R
I703 IR
RECEIVER
FRONT
M A SK
BUTTONS
I810
CON T ROL L ED
RECTIFIER
SWITCHING
CIRCUIT
T801 SM PS TRA N S
I501
M A I N
IC
OCP
FB
D801...D804
GRAETZ BRI D GE
16
D821
I810
controlled rectif i er
HIGH
C841
C840
R713
1
3
1
2
61
64
56
54
7
63
CONDUCTING
IR IN
m
com
supply
vol tage
K E Y I N
POWER
R888
C888
Q809
Q810
Q811
D811
D825
R810
L 801
D806
C808
SW801
POWER SWITCH
C850
R806
8
4
3
1
2
R870
HIGH
LOW
LOW
CONDUCTING
CONDUCTING
A ROUND
6V dc
A ROUND
3. 3V dc
Power supply operation in stand - by mode
Summary of Contents for CL2554AN
Page 17: ...Service manual CL2554AN CL2854AN 16 ...
Page 21: ...Service manual CL2554AN CL2854AN 20 ...
Page 34: ...Service manual CL2554AN CL2854AN 33 5 Circuit description 5 1 Block diagram ...
Page 39: ...Service manual CL2554AN CL2854AN 38 Chassis block diagram IF ...
Page 43: ...Service manual CL2554AN CL2854AN 42 Sound signal flow diagram ...