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HCD-XGV50
– MAIN SECTION –
To CD SERVO
SECTION
CD-L
A
(Page 24)
To TUNER/TAPE
PB-L
DECK SECTION
C
(Page 25)
ST-L
To TUNER/TAPE
E
DECK SECTION
(Page 25)
MUTE
Q401
Q809, 810
J701 (1/2)
PHONO
L
EQ AMP
PHONO
IC601
IN
R
R-CH
L
MD (VIDEO) IN
A+10V
R-CH
R
+5V
REG
Q611
J721
VIDEO OUT
VCD-VIDEO
To CD SERVO
B
SECTION
(Page 24)
NC
2
INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL,
ELECTRICAL VOLUME
IC111
INC1
5
INB1
INPUT
4
+
INA1
SELECT
3
IND1
SWITCH
6
SURROUND OR
DPL BUFFER
FUNCTION SELECT
INEX1
NC
7
SWITCH
IC181
+
R-CH
X0
X
13
12
X1
14
X2
15
X3
11
16
VDD
EQIC-DAT
80
EQIC-CLK
81
8
VSS
A
B
10
9
TEMP DET
97
Q181
Q182
AUDIO-OUT 1
71
AU-SEL0
72
AU-SEL1
5
CD-MUTE
Q802,803
LEVEL SHIFT
LINE-MUTE 82
SYSTEM CONTROLLER
(CD MECHANISM CONTROL)
IC501 (3/4)
STK-MUTE 83
HP-MUTE
86
XC-OUT
11
X501
32.768KHz
XC-IN
10
X-OUT
13
X502
16MHz
X-IN
15
PROTECT
88
FRONT-RELAY 87
HP-IN 95
8
C
VL
MID/
F OUT2
IN1
A
VOLUME
BASS &
14
15
CONTROL
B
TREBLE
C
A
COMMAND
R-CH
B
L+R
+
19
To DISPLAY/KEY
SPEANA
CONTROL/POWER
F
SUPPLY SECTION
(Page 27)
POWER AMP
18
11
IC801
12
MUTE
TEMPERATURE
Q114
DETECT SWITCH
TH831
Q842, 843
STANDBY SWITCH
R-CH
Q803, 804, 834
TEMPERATURE
DETECT SWITCH
Q831, 832
OVER LOAD
DETECT
R-CH
Q801, 851
+
R-CH
26
26
MUTE
R-CH
Q701
Q805,806
SWOUT
+
LEVEL SHIFT
24
NC
OUT1
18
CPU
INTERFACE
21
22
16
17
R-CH
Q115
D405
D803
+
Q166,167
–1
R-CH
–2
R-CH
R-CH
MUTE
Q805,855
DELAY
Q833
PROTECTOR
To DISPLAY/KEY
IC912
CONTROL/POWER
G
D401
SUPPLY SECTION
1
OCP
(Page 27)
RY401
AC DET
PROTECT SWITCH
Q431
2
VP
4
Q923
3
OUT
RELAY DRIVE
Q401, 402
REC-L
To TUNER/TAPE
D
DECK SECTION
(Page 25)
L
MD (VIDEO) OUT
R-CH
R
J701 (2/2)
FAN MOTOR
B+
M901
(FAN)
FAN MOTOR
M
DRIVE
Q961, 962
TM401
D406
FRONT SPEAKER
IMPEDANCE
USE 6 – 16Ω
+
L
–
+
R
–
J891
PHONES
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: TUNER (FM/AM)
: CD PLAY
: TAPE PLAY
: RECORD
: VIDEO
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