Sony HCD-GV6 / HCD-GV8 / LBT-GV6 / LBT-GV8 Service Manual ▷ View online
HCD-GV6/GV8
41
41
7-23. SCHEMATIC DIAGRAM – PA Board –
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
no mark : TUNER (FM/AM)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
(Page 50)
(Page 50)
(Page 37)
(Page 43)
(Page 50)
(Page 37)
HCD-GV6/GV8
42
42
MIC BOARD
1
5
1
7
14
8
1
4
CN811
H
MAIN BOARD
CN452
R
TC-A BOARD
NO805
8
1
1
3
1
4
5
8
2
3
6
7
1
4
5
8
2
3
6
9
7
1-680-182-
(11)
11
MIC 1
J801
9
MIC 2
J802
FRONT INPUT BOARD
E
MAIN BOARD
CN702
6
1
1-680-180-
(11)
11
(CHASSIS)
3
1
VIDEO
AUDIO
L
R
GAME
INPUT
J804
HEADPHONES BOARD
PHONES
J803
7
6
3
9
2
8
5
4
1
1
4
N
PA BOARD
CN806
1-680-181-
(11)
11
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
7-24. PRINTED WIRING BOARDS – MIC/FRONT INPUT/HEADPHONES Boards –
•
See page 23 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D801
B-2
IC850
C-4
IC851
C-2
(Page 48)
(Page 38)
(Page 38)
(Page 40)
HCD-GV6/GV8
43
43
7-25. SCHEMATIC DIAGRAM – MIC/FRONT INPUT/HEADPHONES Boards –
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER (FM/AM)
no mark : TUNER (FM/AM)
(Page 49)
(Page 37)
(Page 35)
(Page 41)
HCD-GV6/GV8
44
44
PANEL FL BOARD
FUNCTION
GAME
T
TC-B BOARD
NX601
10
1
SLEEP
c
/CLOCK SET
TIMER
SELECT
E
E
E
1
3
6
28
34
49
52
54
E
FL601
FLUORESCENT
INDICATOR TUBE
E
E
18
1
10
9
1
3
G
MAIN BOARD
CN431
U
PANEL VR
BOARD
CN701
S601 – 609
DISPLAY
POWER SAVE/DEMO
(STANDBY)
SPECTRUM
ANALYZER
E
I/1
D601, S608
(11)
11
1-680-169-
S
TC-A BOARD
NX602
A
B
C
D
E
1
2
3
4
5
6
7
8
9
10
11
12
13
1
9
7-26. PRINTED WIRING BOARD – PANEL FL Board –
•
See page 23 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D601
B-13
D602
B-4
D603
B-12
IC601
C-7
IC602
C-10
Q601
B-12
Q602
B-4
Q603
C-4
Q604
C-4
Q605
B-9
Q606
B-8
Q607
B-8
(Page 48)
(Page 38)
(Page 46)
(Page 48)
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