Audio/Power Control Block Diagram
MAIN CBA
AUDIO SIGNAL
WF6
6-3
6-4
LIMITER
FM DET
AF
AMP
IC801
IC301
(AMP)
NOTE FOR WIRE CONNECTORS:
1. PREFIX SYMBOL "CN" MEANS CONNECTOR.
(CAN DISCONNECT AND RECONNECT.)
2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDER HOLES OF THE PCB.
(WIRE IS SOLDERED DIRECTLY.)
TEST POINT INFORMATION
:INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB.
:USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE.
:USED TO INDICATE A TEST POINT WITH NO TEST PIN.
:USED TO INDICATE A TEST POINT WITH A TEST PIN.
SCL
SDA
5
10
47
13
55
46
33
39
42
41
TU AUDIO
P-ON-H
BACK UP
BUS
I/F
ATT
50
POWER ON
CONTROL
+5.7V
REGULATOR
+5V CTRL
+5V CTRL2
+8V CTRL
BACKUP
CTRL
TO
POWER SUPPLY
BLOCK
TO IF/VIDEO/
SYSTEM CONTROL
BLOCK
7
OUTPUT
1
FROM/TO IF/VIDEO
/SYSTEM CONTROL
BLOCK
FROM IF/VIDEO/
SYSTEM CONTROL
BLOCK
L6310BLA
P-ON-ON
P-ON-ON
RESET
RESET
BUS
CONTROL
VIDEO/AUDIO/CHROMA/DEFLECTION/IF
52
JK702
AUDIO-IN
(FRONT)
JK703
AUDIO-IN
(REAR)
SP802
SPEAKER
CN802A
SP-AUDIO 1
SP-AUDIO 2
SP801
SPEAKER
CN801A
SP-AUDIO 1
SP-GND 2
JK801
HEADPHONE
JACK
JK801
HEADPHONE
JACK
SP802
SPEAKER
CN802A
SP-AUDIO 1
SP-AUDIO 2
SP801
SPEAKER
CN801A
SP-AUDIO 1
SP-GND 2
TO
EXTERNAL
SPEAKER
(SP811)
CN811B
CN811A
SP-AUDIO
1
1
SP-AUDIO
3
3
JACK-A CBA
JK811
TO
EXTERNAL
SPEAKER
(SP812)
CN812B
CN812A
SP-AUDIO
1
1
SP-AUDIO
3
3
JACK-B CBA
JK812
SP-AUDIO
2
2