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HCD-XGR90AV
24
24
– MAIN SECTION –
CD-L
J701 (1/2)
PB-L
FUNCTION SELECT
SWITCH
IC181
R-CH
Q802,803
LEVEL SHIFT
D803
Q165,166
Q169,170
Q167,168
R-CH
R-CH
R-CH
Q113
Q111
R-CH
MUTE
Q115
MUTE
Q701
MUTE
Q805,855
DELAY
Q833
MUTE
Q114
MUTE
Q281
X501
32.768KHz
X502
16MHz
+5V
REG
OVER LOAD
DETECT
Q801, 851
STANDBY
SWITCH
Q103, 104
TEMPERATURE
DETECT SWITCH
Q831, 832
DC DETECT
SWITCH
Q433, 434
REC-L
R-CH
R-CH
TH831
R-CH
R-CH
R-CH
RY402
RY403
R-CH
R-CH
M901
(FAN)
R-CH
–1
–2
FAN MOTOR
DRIVE
Q961, 962
R-CH
OVER LOAD
DETECT SWITCH
Q432
PROTECT SWITCH
Q439
OVER LOAD
DETECT SWITCH
Q437
RELAY DRIVE
Q401, 402
RELAY DRIVE
Q404, 406
RELAY DRIVE
Q403, 407
STANDBY SWITCH
Q803, 804, 834
TM401
FAN MOTOR
B+
J802
J801
L
R
PHONO
IN
L
R
MD IN
AUDIO
J701 (2/2)
L
R
MD OUT
D401
D410
RY401
J803
PHONES
+
–
–
+
PRO-LOGIC
SOUND
CONTROL
IC201
VIDEO INPUT
SELECT
IC191
+
12
M
L
R
10
9
J804
L
R
L
R
GUITAR
MIX MIC
DISTORTION
DISTORTION
ON/OFF SWITCH
Q880 – 883
MIC LEVEL
ST-L
J721
J711
VIDEO
GAME
INPUT
VIDEO OUT
FRONT
DVD
INPUT
SUB WOOFER OUT
PROTECT SWITCH
Q431
FRONT SPEAKER
IMPEDANCE
USE 6 – 16
Ω
TM402
L
R
+
–
+
SURROUND SPEAKER
IMPEDANCE
USE 8 – 16
Ω
R-CH
TC
+10V
-VEE
NC
Q805,806
LEVEL SHIFT
MIC OUT
Q181
Q611
A+10V
Q182
OVER LOAD
DETECT
Q101, 151
VIDEO
DVD
INPUT
R-CH
–
+
–
+
MUTE
Q271
MUTE
Q731
D811
LEVEL
SHIFT
Q804, 807, 808
SUB WOOFER OUT
REAR
CENTER
J731
• SIGNAL PATH
: TUNER (FM/AM)
: CD PLAY
• R-ch is omitted due to same as L-ch.
: TAPE PLAY
: RECORD
: MIC INPUT
w w w . x i a o y u 1 6 3 . c o m
9
9
2
8
9
4
2
9
8
T E L
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299