43
43
HCD-GX255/RG170/RG470
HCD-GX255/RG170/RG470
6-22. SCHEMATIC DIAGRAM – POWER Board – (RG470: AEP, EE, RU)
J5
N5
C403
D483
R491
R481
CN442
C441
R441
R443
R444
R445
C448
R446
R458
R459
Q441
R460
R425
R424
R423
R422
C452
C454
R421
R454
D481
R497
R466
R465
R499
R487
R498
R490
R482
C486
R417
R407
R418
R419
R402
R401
R437
C404
R411
R412
R413
R461
R416
R415
R414
R462
R486
C481
R420
R453
C453
C451
D441
R457
R492
R496
R442
C442
JW402
CN441
C443
R449
C447
C488
R493
D401
RY441
D443
C405
C406
R484
R480
R483
TH441
R452
R456
R455
R451
JW422
R447
JW401
C490
R448
C489
IC441(2/2)
IC441(1/2)
C446
JR442
Q489
JR441
C445
C491
C444
EP401
R495
C459
C460
JK441
C494
C493
R488
Q487
R440
Q442
Q482
Q481
R485
Q483
Q484
Q485
Q486
L442
L441
C411
JW441
Q488
0.1
100V
1SS355
TE-17
47k
4.7k
3P
10
50V
2.2k
47k
47k
1k
22
35V
1k
22k
47k
2SC5625
47k
10
10
10
10
0.1
0.1
10
10
1SS355
TE-17
100k
100k
47k
1k
47k
1k
4.7k
10k
2.2
50V
100
100
220
100
100k
100k
10k
0.1
100V
10
10
10
10
10
10
10
10
100k
100
10V
10
10
0.1
0.1
MC2836
22k
1k
100
2.2k
10
50V
13P
0.001
47 1/2W
22
35V
22
35V
47k
D10XB20
1SS355TE-17
2200
63V
2200
63V
100k
100k
22
0.22
5W
1k
1k
0.22
5W
47k
100
63V
47k
47
63V
STK403-130
STK403-130
100p
0
2SC5625
0
100p
1000p
0.001
1
1000p
100V
1000p
100V
2200p
2200p
22k
2SC3052EF
22k
2SC5625
2SC3052
EF
2SC3052
EF
100k
2SC3052
EF
2SC3052
EF
2SA1235EF
2SC3052EF
1000p
2SC3052EF
SP(L)
SP(R)
SP GND
SP-GND
AMP-A-GND
RELAY B+
PWR GND
STK MUTE
PROTECT
GND
NC
NC
SP GND
(L)
(R)
(CHASSIS)
SP L-OUT
SP R-OUT
R-OUT
L-OUT
UNREG +16V
GND
AC1
AC1
IMPEDANCE
SPEAKER
9
14
15
8
1
3
2
6
7
10
4
STANDBY
SWITCH
POWER AMP
Q441,442
OVER LOAD
DETECT
RELAY DRIVE
RELAY SWITCH
PROTECT
DETECT
PROTECTOR
Q481,482
DC DETECT
Q483,484
TEMPERATURE DETECT
USE 6
−
16
Ω
(Page 57)
(Page 39)
Summary of Contents for HCD-GX255
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