Read Sony HCD-G1 / LBT-G1 / LBT-G1R / LBT-G1S Service Manual online
— 23 —
— 24 —
HCD-G1
— MAIN SECTION — (E, AR, MX models)
11
9
12
10
10
TUNER MUTE
Q1
3
CONTROL
LINE AMP
Q451
ELECTRICAL
VOLUME
1
2
LVR
IN
LVR
OUT
OUT
INPUT SELECTOR
IC401
LT
OUT
L2
L4
L1
L3
15
14
16
CLK
DI
CE
CL
DI
CE
Q491
18
19
TUNED
SWITCH
Q751
16
BASS
BOOST
Q461
LED
DRIVER
Q605
BASS
BOOST
SWITCH
Q463
DBFB
LED601
5
7
L.P.F
IC403
MUTE
Q581
MUTE
SWITCH
Q583,584
MUTE
Q604
13
12
7
8
1
POWER AMP
IC501
OVERLOAD
STANDBY
CONTROL
CONTROL
Q501 - Q503
DET
Q551
3
6
MUTE
Q587
MUTE
SWITCH
Q589
D585,
781
PROTECT
SWITCH
Q553
4
6
7
4
POWER ON
DET
Q782
DET
OUT
VCC
ON
MUTE
AC OFF
DET
PROTECTOR
IC502
STBY
SWITCH
Q586
STBY
SWITCH
Q585
MUTE
SWITCH
Q603
D584
POWER ON
DET
Q781
PWN
P. ON
D
POWER
SECTION
POWER ON
DET
Q601
B+
RESET
SWITCH
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
D582, 583
DI
CLK
B. BOOST
CD L
CD SYNC
SQSO
SCOR
SCOR
SENS
XLAT
XLAT
COUNT
FOK
STB
UP
DOWN
SQCK
DATA
09
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
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
TAPE REC OUT
DI1
FM ST IN
TU MUTE OUT
TUNED
DO
CLK
CE
LATCH OUT
SYSTEM CONTROLLER, LCD DRIVER
IC601
REM. IN
RL501
JK501
SPEAKER
R-CH
JK502
PHONES
• R CH is omitted.
• Signal path
: FM
: PB
: REC
: CD
: PHONO
• Signal path
: FM
: PB
: REC
: CD
: PHONO
• Abbreviation
AR : Argentine model.
MX : Mexican model.
MX : Mexican model.
(Page 16)
(Page 22)
(Page 20)
(Page 27)
MODE
SWITCH
Q606
AM TUNING
STEP
SWITCH
SW751
E, AR
PHONO
5
7
PHONO AMP
IC301
2
1
13
PB L
TAPE SELECTOR
IC402
JK301
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