Sanyo CP21SE1K - Page 4

Chassis Block Diagrams
-4-
2
KEY SWITCH IN
KEY
SWITCH
IIC SCL
75
76
IIC SDA
STB
PHOTO COUPLE
IC201
QXXAAJQD803--
54 55
56
72
7675
74
80
OSD RED OUT(Active=High)
OSD GREEN OUT(Active=High)
OSD BLUE OUT(Active=High)
CRT UNIT
POWER PROTECT IN
(POWER ERROR=LOW)
POWER CIRCUIT
etc.
IIC SCL
IIC SDA
IC802
MEMORY
LED
ON-OFF
(POWER ON=High)
RC SIGNAL IN (ACTIVE=HIGH)
RC PRE-AMP.
69
SOUND MUTE (MUTE=H)
IC001
AUDIO AMP.
5V_1
5V_2
8V
A101
F/S TUNER
56
5
4
IC1200
AUDIO CONTROL
17
18
74
Q886
33 27
8.7V 8.7V 8.7V
POWER REGULATOR
Q201 Q202 Q203
System Control
QXXAVC940---M QXXAVD010---M
SM_21-BE6V (AC7-A)AUS 5/9/08 11:11 AM Page 4