Read Sony HCD-G1 / LBT-G1 / LBT-G1R / LBT-G1S Service Manual online
— 25 —
— 26 —
— MAIN SECTION — (AEP, UK models)
HCD-G1
11
9
12
10
10
3
CONTROL
LINE AMP
Q305
ELECTRICAL
VOLUME
1
2
LVR
IN
LVR
OUT
OUT
INPUT SELECTOR
IC303
LT
OUT
L2
L4
L1
L3
15
14
16
CLK
DI
CE
CL
DI
CE
Q309
BUFFER
19
TUNED
SWITCH
Q311
16
BASS
BOOST
Q319
LED
DRIVER
Q605
BASS
BOOST
SWITCH
Q307
DBFB
LED601
MUTE
Q303
MUTE
Q604
MUTE
Q401
15
11
POWER AMP
JK301
R-CH
IC301
RELAY
DRIVE
DRIVE
Q602
MUTE
SWITCH
Q603
D
POWER
SECTION
POWER ON
DET
Q601
B+
RESET
P.MUTE
P. ON/OFF
Q602
B+
68
55
53
52
RESET
POWER DOWN IN
POWER OUT
SYSTEM MUTE OUT
DI
CLK
CE
64 65 66
DI
CLK
1
2
3
3
17
LED DRIVER
IC603
DATA
DISC1
DISC3
CLK
LATCH
6
17
12
LED602 - LED603
D617
RST
B+
DISC 1 - 3
D319, 318
DI
CLK
B. BOOST
CD L
CD SYNC
SQSO
SCOR
SCOR
SENS
XLAT
XLAT
COUNT
FOK
STB
UP
DOWN
SQCK
DATA
39
40
40
45
62
67
37
38
60
44
43
41 SQSO
SCOR
SENS
XLAT
XLAT
COUNT
FOK
STB
DI2
STB
DI2
GFS
SQCK/MODE SW IN
DATA
DATA
REC L
C
CD
SECTION
B
DECK
SECTION
DO
ST IND
MUTE
STEREO
CE
CLK
DI
TU L
A
TUNER
SECTION
13 - 15
1 - 3
15
10
•
7
7
A - C
Y0
Y5
•
Y7
5 G2
SELECTOR
IC602
09
KEY
MATRIX
29 - 32 • 34
69 - 80 • 1 - 12 21 - 24
LCD DISPLAY
LCD601
59
58
X601
4.19MHz
X2
X1
COM 0
COM 3
S00
S23
KI 0
KI 4
KO A
KO C
42
2
REMOTE
CONTROL RECEIVER
RM601
49 48
S02
OPEN/CLOSE
DET
46
47
S03
TURN TABLE
POSITION DET
S04
TURN TABLE
OPERATION DET
TRAY CLOSE SW
TRAY OPEN SW
DISC COUNT SW
TURN TABLE SW
36
63 61
SYS.REC IN
DI1
FM ST IN
TU MUTE OUT
TUNED
DO
CLK
CE
LATCH OUT
SYSTEM CONTROLLER, LCD DRIVER
IC601
REM. IN
• R CH is omitted.
• Signal path
: FM
: PB
: REC
: CD
: PHONO
• Signal path
: FM
: PB
: REC
: CD
: PHONO
(Page 18)
(Page 22)
(Page 20)
(Page 28)
POWER ON
MUTE SWITCH
Q313
SPEAKER
JK302
PHONES
PHONO
5
7
EQ AMP
IC304
2
1
13
PB L
TAPE SELECTOR
IC302
JK502
18
TAPE REC OUT
D304
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