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HCD-GPX9
37
37
HCD-GPX9
6-15. SCHEMATIC DIAGRAM – AMP Board –
•
See page 44 for IC Block Diagram.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Q501
Q551
R507
C505
C502
R502
C501
R508
R509
D501
Q502
R511
D551
R559
Q552
R558
C503
R552
C553
C555
R557
C551
D611
R503
R553
R501
R602
R515
R565
R551
C610
C611
R601
R603
R605
C613
R610
R609
D603
R608
R561
R562
R512
C507
C506
C557
Q604
C612
R613
R612
R611
Q606
Q605
R614
C556
D609
C616
R628
Q608
C604
R619
R621
C605
R622
D612
R620
D610
Q611
R625
R563
R626
C606
C607
R624
C609
R564
R514
CN605
CN604
CN602
Q609
Q610
C552
CN601
Q601
R604
Q602
Q603
C617
R505
R556
R555
C603
C615
C614
CN603
R513
R510
IC602
R560
R615
R506
C504
R607
R606
IC601
C554
C608
2SC3623ATP-LK
2SC3623ATP-LK
56k
15p
220p
56k
10
50V
1k
15k
1SS133T-72
KTA1266-GR-AT
100k
1SS133T-72
15k
KTA1266-GR-AT
1k
47
50V
56k
47
50V
15p
56k
10
50V
1SS133T
-72
1k
1k
2.2k
220k
100k
100k
2.2k
22
50V
22
50V
10k
2.2k
4.7k
10
50V
33k
10k
1SS133T
-72
100
100k
10
1/2W
10
1/2W
0.1
0.22
50V
0.1
KTC3199GR-RTK
220
50V
10k
100k
10k
KTC3199GR-RTK
KTA1266-GR-AT
10k
0.22
50V
1SS133T
-72
0.1
470k
KTC3199GR-RTK
10
50V
1k
100k
100
10V
22k
1SS133T
-72
4.7k
1SS133T-72
KTC3199GR
-RTK
100
56k
100
0.001
10
50V
1k
2.2
50V
470
2W
470
2W
3P
3P
7P
KTC3199GR
-RTK
KTC3199GR
-RTK
22Op
9P
KRA102S-RTK
2.2k
KRA102S-RTK
KRC102S-RTK
0.001
0
0
0.001
6P
47k
0.22
2W
RT8H015C-T112-1
0.22
2W
470p
1
1
470p
100
10V
1.8k
1.8k
UNREG HI
+POWER
-POWER
POWER GND
SIGNAL L
SIGNAL R
SIGNAL GND
LINE MUTE
SPEAKER RELAY
PROTECT
AMP POWER
RELAY -
RELAY +
GND LCH
GND RCH
SP OUT RCH
SP OUT LCH
D 4V
AC DETECT
HP LCH
HP GND
HP RCH
AC DET(SWTCHING)
GND HIGH
GND (CD DIGITAL)
GND (REF)
GND (REF)
GND LOW
(CHASSIS)
POWER AMP
MUTING
MUTING
MUTING
POWER ON
Q602,603
MUTING CONTROL
PROTECT
SWITCH
OVER LOAD
DETECT
OVER LOAD
DETECT
SWITCH
RELAY OFF
Q610,611
RELAY
DRIVE
RELAY
Q605,606
B+ SWITCH
470 2W
SWITCH
STANDBY
2200
50V
2200
50V
STK433-040
PROTECT
CONTROL
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
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