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45
HCD-GX255/RG170/RG470
HCD-GX255/RG170/RG470
6-24. SCHEMATIC DIAGRAM – POWER Board – (RG470: E2, E51, AR, MX)
J3
MAIN BOARD
(3/3)
CN031
J6
MAIN BOARD
(3/3)
CN031
R450
Q490
Q484
Q441
CN441
CN442
C413
C414
R
4
7
3
C403
C404
R411
R412
R461
R413
EP401
EP402
C402
R419
R418
R417
R407
D443
R490
R440
R499
R498
R482
R487
R488
R481
R486
R485
C481
D481
R437
R409
R410
R401
R402
R404
R403
R405
R406
Q482
R465
R466
R497
R425
R424
R420
R453
C453
C451
R421
R423
R422
R454
C454
C452
R460
Q442
R458
R459
R456
R492
R457
R491
R455
R478
R475
R463
R474
Q491
R464
R472
R471
D444
R470
R416
R415
R414
R462
C463
R469
D446
R477
C462
R476
R436
R479
R439
R444
C442
R442
R
4
43
C
4
4
3
R441
C441
Q483
C486
D441
C444
JK441
L441
L442
RY441
R484
R480
R483
TH441
Q481
R449
R448
R468
R447
Q489
IC441(1/2)
IC441(2/2)
C446
JR442
R495
R446
C448
C447
R445
JR441
C445
R467
Q487
Q486
Q488
Q485
C405
C406
C410
C409
D401
D402
C411
R496
D445
C461
JW404
JW403
0.22
5W
2SC3052
EF
2SC3052
EF
2SC5625
13P
5P
0.1
0.1
4
7k
0.1
100V
0.1
100V
10
10
10
10
0.01
100
220
100
100
1SS355
4.7k
22k
1k
1k
10k
47k
22k
4.7k
100k
100k
100
10V
1SS355
10k
100k
100k
100k
100k
100k
100k
100k
100k
2SC3052
EF
47k
100k
100k
10
10
10
10
0.1
0.1
10
10
10
10
0.1
0.1
100k
2SC5625
22k
100k
1k
47k
22k
47k
1k
22k
10k
47k
2.2k
2SA2026
100k
100k
100k
1SS355
47k
10
10
10
10
470
6.3V
47k
UDZS-16B
100
47
100V
22k
22k
10k
10k
47k
10
50V
2.2k
47
k
0
.0
0
1
2.2k
10
50V
2SC3052
EF
2.2
50V
MC2836
0.001
100k
100k
22
2SC3052
EF
0.22
5W
47k
2.2k
1W
47k
2SC5625
STK412-240
STK412-240
100p
0
1
1k
47
50V
47
50V
1k
0
100p
2.2k
1W
2SC3052
EF
2SC3052
EF
2SC3052EF
2SA1235
EF
2200
71V
2200
71V
4700
50V
4700
50V
D10XB20
D10XB20
1000p
100
UDZS-16B
47 100V
GND
AC-VH
AC-VL
AC-VL
AC-VH
SP-GND
AMP-A-GND
RELAY B+
PWR GND
STK MUTE
PROTECT
SP(L)
SP(R)
SP GND
SP GND
NC
(L)
(R)
IMPEDANCE
SPEAKER
Q483,484
TEMPERATURE
DETECT
Q481,482
DC DETECT
Q441,442
DETECT
OVER LOAD
Q490,491
SHIFT
SWITCH
STANDBY
LEVEL
POWER AMP
DETECT
PROTECT
RELAY
DRIVE
RELAY
SWITCH
PROTECTOR
SP L-OUT
SP R-OUT
R-OUT
L-OUT
UNREG +16V
GND
(CHASSIS)
(CHASSIS)
USE 6
−
16
Ω
(SUFFIX-11)
(SUFFIX-12)
(Page 35)
(Page 59)
(Page 39)
Содержание HCD-GX255
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