Sony HCD-GT111 / HCD-GT222 / HCD-GT444 / HCD-GT555 / MHC-GT111 / MHC-GT111BP / MHC-GT222 / MHC-GT444 / MHC-GT555 Service Manual ▷ View online
HCD-GT111/GT222/GT444/GT555
HCD-GT111/GT222/GT444/GT555
37
37
7-16. SCHEMATIC DIAGRAM - MAIN Board (2/4) -
• See page 54 for Waveforms. • See page 57 for IC Pin Function Description.
D
E
F
32
31
BOARD
13
(4/4)
MAIN
(1/4)
MAIN
12
BOARD
BOARD
DISPLAY
CN1101
C
DISPLAY
BOARD
V
CN1107
BOARD
14
(3/4)
MAIN
TRANS1
CN907
BOARD
TRANS2
BOARD
CN907
TRANSX
BOARD
CN907
3.3
0
3.3
0
0
0.7
4.7
4.1
8.7
9.7
4.1
10.2
3.3
1
3.3
3.3
0
3.3
0
0
3.3
0 <<0>> {0} (3.3)
3.3
3.3
0
0
0
0
0
0
0
3.3
3.3
3.3
3.3
3.3
0.1
3.3
0
0
0
0
0
0
0
0.5
0.5
3.3
1.7
3.2
3.2
3.2
0
0
0
0.5
0.5
3.2
3.2
3.3
3.3
3.3
3.3
3.3
3.3
2
0
{3.3} (0)
0
3
0
0.8
3.3
3.3
3.3
3.3
0
2.8
3.3
3.3
3.3
3.3
3.3
0 <<1.3>>
0
0
3.3
0
0
0
0
0.6
1.5
3.3
3.3
1.9
1.7
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
0
0
0
3.3
3.3
0
3.3
3.3
0 <<3.3>> {3.3} (3.3)
0.1 <<3.3>> {3.3} (3.3)
R211
100k
R213
100k
C215
10
50V
Q215
RT1N441C-TP-1
R218
10k
C212
0.1
R210
2.2k
R217
0
R212
10k
C213
10
50V
C216
1000
6.3V
KT
A1271Y
-A
T
Q212
R215
10k
R214
680
C576
0.1
33k
R204
MC2837
D201
50V
2.2
C201
1k
R427
1k
R424
R404 100
1k
R428
1k
R425
1k
R426
10k
R409
330k
R41
1
10k
R417
1k
R422
100
R419
1k
R423
32.768kHz
X401
18p
C410
22p
C41
1
6.3V
C416 2200
0.1
C414
0.1
C496
50V
10
C498
0.1
C499
0.1
C464
10V
100
C462
470
R494
470
R495
470
R497
100
R431
100
R432
100
R433
100
R434
100
R435
100
R436
100
R438
100
R440
100
R445
100
R446
220k
R483
100
R490
100
R491
15k
R394
15k
R395
100
R474
15k
R397
10k
R361
10k
R366
100
R476
100
R475
100
R467
10k
R367
10k
R346
10k
R345
100k
R244
100k
R243
100k
R242
100k
R241
100
R465
100
R466
100
R461
R391
10k
4.7k
R390
R322 22k
R323 22k
R327 22k
R324 22k
R328 22k
R325 22k
R326 22k
100
R463
R365 10k
100
R480
C483
1000p
0.047
C427
0.047
C424
0.047
C428
0.047
C425
0.047
C426
0.047
C422
0.047
C423
C420
0.1
2SC3052EF-T1-LEF
Q211
2SC3052EF-T1-LEF
Q210
2SC3052EF-T1-LEF
Q214
MA2J1
110GLS0
D202
MA2J1
110GLS0
D483
MA2J1110GLS0
D212
R675
10k
R216
22k
*
CN403
JL223
JL224
JL225
JL226
JL227
JL228
JL229
JL230
JL231
JL232
JL233
100
R450
10k
R250
R381
15k
R493
∗
R393
4.7k
R492
R392
MC2836
D213
0.047
C412
C214
0.33
MAZ8043GMLS0
D211
1
2
3
4
5
6
7
8
9
9P
CN402
MC2837
D695
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
METER-IN3
METER-IN4
SW LED
SIRCS
CDM-SD
M2-
M2+
BYTE
CNVss
XC-IN
XC-OUT
RESET
X-OUT
VSS
X-IN
VCC
NMI
M1-
SBSY
AC-CUT
M1+
SW3
SW1
SW
-CHUCK
SW2
SW
-CLOSE
SW
-ST
OCK
SW
-OPEN
IIC-CLK IIC-DATA
OVERVOLTAGE
METER IN2
FL-DRIVER-CLK
FL-DRIVER-DATA
FL-DRIVER-CS
FL-DRIVER-RESET
VACS IN
OPERATION DIAL
MASTER VOL
MODEL-IN
DEST-IN
AD-KEY2
AD-KEY1
AVSS
AD-KEY0
VREF
AVCC
METER-IN1
MA2J1110GLS0
D468
C211
10
50V
220
R468
0
R576
0
R575
0
R581
R676
10k
JL410
JL402
JL411
JL407
JL412
JL404
JL405
JL406
JL401
JL409
JL403
JL400
JL408
JL413
JL417
JL419
JL415
JL416
JL420
JL414
JL418
JL426
JL423
JL422
JL421
JL424
JL428
JL427
JL425
JL431
JL432
RT1N431C-TP-1
Q628
R628
10k
Q627
KTA1271Y-AT
R627 47k
R481
1k
1
2
3
4
5
6
7
8
9
10
11
11P
NO468
JL005
JL006
JL007
JL020
JL021
JL045
JL046
JL092
JL093
8
7
6
5
4
3
2
1
X402
23
24
22
25
26
20
21
7
14
15
11
9
12
17
18
8
16
13
19
0
R557
R581
0.047
1
38
76
75
53
77
1
100
84
94
52
51
100
88
87
86
85
95
84
79
78
88
87
86
85
4
79
78
77
2
3
54
58
67
72
72
73
80
70
31
34
33
32
9
12
94
91
90
36
35
33
33
40
12
34
34
M1-
M1+
19
12
12
M2+
M2-
5
28
27
26
25
24
23
22
20
39
BUS1
BUS3
BUS0
BUS2
32
31
PROTECT
48
47
49
97
81
61
63
65
66
20
2
81
70
80
97
95
90
91
73
72
4
3
9
46
39
37
45
VCC
WP
SCL
SDA
A0
A1
A2
GND
5MHz
MAIN BOARD (2/4)
54
680 (GT222: MX/GT444: MX/GT555: MX)
Q627, 628
B+ SWITCH
0 (GT111: AEP/GT222: AEP/GT444: AEP)
R493
31P (GT222/GT444/GT555)
∗ CN403
25P (GT111)
(GT222/GT444/GT555)
(GT111)
(GT222/GT444/GT555)
(NC)
+4V REGULATOR
Q210-212
(GT111: E2, E3, E51)
(GT222/GT444/GT555)
(GT111: AEP, RU, AR)
Q214, 215
RESET SWITCH
(GT222/GT444/
GT555)
(EXCEPT GT111: AEP/
GT222: AEP/GT444: AEP)
(EXCEPT GT111: AEP/
GT222: AEP/GT444: AEP, UK)
(GT111)
(GT111: AEP/GT222: AEP/GT444: AEP, UK)
1k (GT111: E2, E51, AR/GT222: E2, E51, AR/GT444: E2, E51, AR/GT555: E2, E51, AR)
4.7k (GT111: E3/GT444: UK)
150 (GT111: RU/GT222: RU//GT444: RU/GT555: RU)
∗ R392
0 (GT111)
330 (GT222)
680 (GT444)
1.5k (GT555)
150 (GT444: UK)
4.7k (GT111: RU, E2, E51, AR/GT222: RU, E2, E51, MX, AR/GT444: RU, E2, E51, MX, AR/GT555)
330 (GT111: E3)
∗ R393
7
11
D
B
16
6
9
17
10
F
5
15
K
3
G
1
18
12
C
E
H
8
J
4
13
A
14
2
I
∗
∗
∗
R5F3640DDFA
IC401
IC401
SYSTEM CONTROLLER
MC TXD
MC RXD
USB RESET
USB CTS0
USB TXD0
USB RXD0
USB SEL-SW
USB RTS0
AD SUPPLY SW
MP3 IREQ
CD BUS0
CD BUS1
CD BUS2
CD BUS3
CD CLK
CD CCE
CD-MMUTE
CD-XRST
TC_M+9V SW
PROTECT
STK MUTE
SW SPK RELAY
FR SPK RELA
Y
STBY
RELA
Y
EEP-SDA
EEP-SCL
DMPOR
T
DET
LINE MUTE
R2A15216FP-CLK
R2A15216FP-DA
TA
ST
-TUNED
VCC
ST
-CE
VSS
ST
-DIN
ST
-CLK
ST
-DOUT
POWER ILLUMINA
T
OR
NO USE
USB-BLUE LED
MIC/HP
DET
STBY
LED
LED CTRL
POWER/DISPLA
Y-KEY
ST
-RDS-INT
ST
-RDS-DA
TA
LED-VOL5,6
LED-VOL3,4
LED-VOL1,2
METER LED
METER SW
TC-T
APE ST
A
TE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
SW LED
METER-IN4
METER-IN3
METER-IN1
METER-IN2
METER SWITCH
USB LED CTRL
VF
-VFL
VF
METER LED
DGND
FL+3.3V
AD KEY0
AD KEY1
AD KEY2
VOL
JOG
FL-RESET
FL-CS
FL-DATA
FL-CLK
SIRCS
LED1
LED2
LED3
LED CTRL
STBY LED
EVER+3.3V
LED GND
LED+9V
DGND
TXD1
RTS1
MCU VCC
CLK1
RXD1
CN VSS
RESET
GND
IC675
EEPROM
IC675
S-24CS16A0I-J8T1G
RT1P431C-TP-1
Q447
LEVEL SHIFT
AC4
AC4
AC3
AC3
VF
VF
-VFL
DGND
EVER10V
STBY RELAY
AC CUT DETECT
(Page 39)
(Page 36)
(Page 45)
(Page 45)
(Page 38)
(Page
49)
(Page
51)
(Page
53)
HCD-GT111/GT222/GT444/GT555
HCD-GT111/GT222/GT444/GT555
38
38
7-17. SCHEMATIC DIAGRAM - MAIN Board (3/4) -
BOARD
14
(2/4)
MAIN
(4/4)
BOARD
15
MAIN
J
NO701
MIC
BOARD
(2/2)
CN801
H
BOARD
POWERAMP
NO080
G
BOARD
9V REG
CN055
P
BOARD
5V REG
BOARD
11
(1/4)
MAIN
3.3
9
11.8
16.8
0.3
0.7
0.4
0.7
0
0
0.2
3.3
0.2
3.3
0.7
0
16.7
8.8
8.8
16.2
0
6.3
15
6.3
5.8
5.8
15.6
0
D3SBA20-4100
D601
D3SBA20-4100
D602
~
~
~
~
0.01
C605
0.01
C604
0.01
C618
0.01
C617
25V
4700
C602
25V
100
C609
C611
10V
100
0.1
C608
0.1
C610
RT1N141C-TP-1
Q606
R610
100k
C620
0.1
0.1
C693
1
2
3
3P
CN690
1k
R698
100k
R697
4.7k
R696
4.7k
R695
4.7k
R694
100k
R691
25V
C694
47
50V
22
C690
0.1
C692
1k
R690
R639
∗
∗
∗
R640
22k
R634
22k
R633
R635
MC2838-T112-1
D632
4.7k
R631
4.7k
R630
50V
C696
22
I
O
COM
1
3
2
R612
22
1
2
3
4
4P
CN488
HP-L
HP GND
HP-R
CHASSIS
Q694
2SC3052EF-T1-LEF
2SC3052EF-T1-LEF
Q695
Q690
2SC3052EF-T1-LEF
2SC3052EF-T1-LEF
Q691
25V
4700
C616
MA2J1110GLS0
D628
MA2J1110GLS0
D630
2SC3052EF-T1-LEF
Q693
KTA1273-Y-AT
Q697
47
R687
47
R688
47
R689
I
O
G
1
3
2
JL206
JL207
JL208
JL209
JL210
JL211
JL212
JL213
JL214
JL215
JL216
JL217
JL218
JL219
JL220
JL221
JL222
JL234
JL235
JL236
JL239
JL240
JL241
R637
R638
10
R692
10
R693
MA2J1110GLS0
D605
R668
MAZ8068GMLS0
D691
MAZ8062GMLS0
D690
MAZ8047GMLS0
D608
2SC3052EF-T1-LEF
Q112
JL111
1
2
3
3P
CN110
100k
R158
47
R156
0.1
C114
1k
R159
JL110
2SC3052EF-T1-LEF
Q110
47
R157
0.1
C112
25V
C113
47
Q111
2SC3052EF-T1-LEF
KTA1273-Y-AT
Q113
47
R155
JL112
4.7k
R166
4.7k
R167
4.7k
R165
0.1
C615
0.1
C612
0.1
C652
0.1
C654
0.1
C649
JW610
JW61
1
0
R636
CN479
R-IN
PREGND
L-IN
STK MUTE
PROTECT
UNREG+16V
HP-R
HP GND
HP-L
POWER GND
SPK RELAY
SW ON/OFF
SW IN
1
2
3
CN600
3P
UNREG16V
GND
M+9V
MAZ8130GMLS0
D110
23
3
24
26
1
25
22
5
4
6
30
27
28
31
29
32
OUT-R
51
OUT-L
PROTECT
53
52
SW-OUT
PROTECT
72
PROTECT
MAIN BOARD (3/4)
1
GND
REG_PROTECT
3
NO458
2
UNREG
3P
(GT444/GT555)
CN479
11P (GT111/GT222)
13P (GT444/GT555)
680 2W (GT222/GT555)
R637, 638
470 2W (GT111/GT444)
100 (GT111/GT222/GT555)
R639, 640
47 (GT444)
3.9k (GT111/GT555)
R635
4.7k (GT222)
5.6k (GT444)
PROTECT DETECT
Q110-113
FAN MOTOR DRIVE
8.2 (GT111/GT222)
R668
10 (GT444/GT555)
M
M102
(FAN)
M
M101
(FAN)
(GT222/GT444/GT555)
7
11
D
B
6
9
10
F
5
3
G
1
12
C
E
8
4
13
A
14
2
FAN+
FAN-
FAN+
FAN-
NC
NC
∗
∗
∗
∗
∗
∗
∗
∗
∗
FAN MOTOR DRIVE
Q690, 691, 693-695, 697
μPC3533AHF
IC603
IC603
+3.3V REGULATOR
KIA7809API-U/PF
IC602
IC602
+9V REGULATOR
1
2
3
4
5
6
7
8
9
10
11
12
13
(Page 37)
(Page 36)
(Page 34)
(Page 34)
(Page 43)
(Page 40)
(Page 39)
HCD-GT111/GT222/GT444/GT555
HCD-GT111/GT222/GT444/GT555
39
39
7-18. SCHEMATIC DIAGRAM - MAIN Board (4/4) -
• See page 54 for IC Block Diagrams.
USB
CN907
K
BOARD
IC B/D
IC B/D
IC B/D
CD
L
BOARD
(2/2)
CN201
MAIN
BOARD
15
(3/4)
BOARD
13
MAIN
(2/4)
3.3
0
0
0
0
0
3.3
0
0
0
0
0
0
3.3
0
0
0
0
0
0
3.3
3.3
3.3
0
0
0
0
0
0
0
0
3.3
3.3
8.3
5.5
5.2
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
0
4.9
4.7
4.7
4.7
0
4.7
4.7
4.7
4.7
4.7
0
8.5
8.5
4.6
7.9
3.7
4.2
8.5
4.7
0
0
0
3.3
3.3
3.3
3.3
10k
R672
1I/O
1O/I
2O/I
2I/O
2C
3C
GND
GND
3I/O
3O/I
4O/I
4I/O
4C
1C
VCC
1I/O
1O/I
2O/I
2I/O
2C
3C
GND
GND
3I/O
3O/I
4O/I
4I/O
4C
1C
VCC
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SELECT
1A
1B
1Y
2A
2B
2Y
GND
3Y
3B
3A
4Y
4B
4A
ST
VCC
0.1
C663
0.1
C665
0.1
C664
10k
R673
C655 220 10V
R656
47k
R643 470
R652
47k
R664
2.2k
R642 47k
R653 470
R644
47k
R649 470
R657
2.2
R645
470
R648 47k
R646 470
R658
2.2
R654 470
R647 47k
R655
47k
Q655
KTA1273-Y-AT
R651 470
R641
470
R650 47k
21P
CN420
50V
10
C687
10V
1000
C678
10k
R671
0.1
C697
0.1
C698
1N4002B
D624
1N4002B
D623
13P
CN410
Q656
2SC3052EF-T1-LEF
31P
CN430
DATA
CLK
GATE
ST_REQ
AIN
BCK
LRCK
M-MUTE
MGND
VM(7V)
DVDD(3.3V)
D-OUT
DGND
SBSY
REQ
/CCE
BUCK
BUS3
BUS2
BUS1
BUS0
/RST
AGND
L-OUT
DACGND
R-OUT
AVDD(3.3V)
L-IN
ADCGND
R-IN
ADCVDD(5V)
1.5k
R666
50V
10
C699
0
JR622
2.2k
R613
470
R614
10k
R615
220
R616
0
JR661
R662
33k
R663
22k
0.1
C656
2.2k
R617
1N4002B
D651
JL142
JL150
JL153
JL161
JL162
JL176
JL177
JL183
JL184
JL185
JL186
JL187
JL188
JL190
JL192
JL194
JL196
JL197
JL198
JL199
JL200
JL201
JL202
JL203
JL204
JL205
0.1
C679
Q657
ISA1235AC1TP-1EF
Q658
ISA1235AC1TP-1EF
D692
MAZ8056GMLS0
JW626
JW623
0.1
C451
JL195
JL193
JL191
JL189
JL182
JL181
JL180
JL179
JL178
JL175
JL169
JL168
JL170
JL171
JL172
JL173
JL174
JL164
JL163
JL166
JL167
JL165
JL156
JL157
JL159
JL155
JL158
JL160
JL147
JL144
JL143
JL145
JL148
JL146
JL149
JL151
JL152
JL154
C321
0.1
C566
0.1
C642
0.1
C641
0.1
C640
0.1
C677
0.1
C681
0.1
20
21
28
31
29
32
27
30
C671 1000p
BUS3_U
REQ_U
GATE
ST-REQ
AIN
BCK
LRCK
47
CD_USB-R
USB_REC-R
USB_REC-L
35
33
28
27
26
25
24
23
22
CD_USB-L
48
19
5
M2+
M2-
M1+
M1-
BUS1
BUS3
BUS2
BUS1_U
BUS0_U
BUS2_U
CCE_Z
CCE_U
40
BUCK_Z
BUCK_U
REQ_Z
CCE_Z
REQ_Z
45
46
BUS0
BUCK_Z
37
MAIN BOARD (4/4)
REGULATOR
Q655-658
7
11
D
B
6
9
10
F
5
3
G
1
12
C
E
H
8
4
13
A
14
2
I
1
2
3
4
5
6
7
8
9
10
11
12
13
M2-
M2+
M1-
M1+
SW-COM
SW3
SW1
SW7-CHACK
SW2
SW6-CLOSE
SW5-STOCK
SW8-OPEN
NC
CD
MECHANISM
DECK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
DATA
CLK
DO (RTS)
DI (CTS)
USB-SO (TXD)
USB-SI (RXD)
BCK
A-IN
GATE
REQ
ST-REQ
USB-RST
LRCK
DVSS
DVDD+3.3V
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
7
1
2
3
4
5
6
14
13
12
11
10
9
8
7
1
2
3
4
5
6
14
13
12
11
10
9
8
TC74HC4066AFT(EL)
IC670
IC670
BUS SWITCH
TC74HC4066AFT(EL)
IC672
BUS SWITCH
IC672
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Q696
2SC3052EF-T1-LEF
+5V REGULATOR
TC74VHC157FT(EKJ)
IC673
IC673
DATA SELECTOR
Q645
2SA1365-T112-1EF
Q646
2SA1365-T112-1EF
Q647
2SC3440-T12-1F
Q648
2SC3440-T12-1F
Q640
2SA1365-T112-1EF
Q641
2SA1365-T112-1EF
Q643
2SC3440-T12-1F
Q644
2SC3440-T12-1F
MOTOR DRIVE
Q640, 641, 643-648
CCE_U
BUCK_U
LRCK
REQ_U
GATE
AIN
BCK
ST-REQ
BUS0_U
BUS1_U
BUS2_U
BUS3_U
RT1N431C-TP-1
Q671
INVERTER
(Page 37)
(Page 33)
(Page 38)
(Page 29)
HCD-GT111/GT222/GT444/GT555
HCD-GT111/GT222/GT444/GT555
40
40
1
4
1
8
RV700
NO700
NO701
NO702
C707
C710
C711
C713
C716
C718
C720
JW700
JW701
JW702
JW703
JW704
JW705
JW706
JW707
JW708
JW71
1
1
6
L890
C836
C841
JK890
CN890
R
Y890
1
4
5
8
FB700
R700
R701
R702
R704
R705
R706
R707
R708
R709
R710
R71
1
R712
R713
R714
R715
R716
R718
R719
R720
R721
R722
R723
C700
C701
C702
C703
C704
C705
C708
C709
C712
C714
C715
C717
C719
C721
C722
D701
D702
R870
R873
R876
R880
R891
R892
R893
R894
D890
IC700
MIC BOARD
SW JACK BOARD
MIC
MIC
LEVEL
J700
J
A
MAIN
BOARD
CN470
MAIN
BOARD
CN488
PHONES
J702
L
R
AUDIO
INPUT
J701
SUB WOOFER
Q
POWERAMP
BOARD
NO800
1-875-681-
(CHASSIS)
11
(11)
1-875-674-
13
(13)
A
B
C
D
E
F
G
H
1
2
3
4
5
(GT444/GT555)
7-19. PRINTED WIRING BOARDS - JACK Section -
• See page 27 for Circuit Boards Location.
•
: Uses unleaded solder.
7-20. SCHEMATIC DIAGRAM - JACK Section -
(Page 35)
(Page 35)
(Page 41)
BOARD
J
CN488
(3/4)
MAIN
CN470
A
BOARD
MAIN
(1/4)
BOARD
POWERAMP
Q
(2/2)
NO800
4.4
4.4
4.4
4.4
4.5
4.4
9
IC700
4.7k
R704
50V
2.2
C720
NO701
4P
R709
1k
50V
C718
0.1
C700
0.1
50V
2.2
C713
1.5k
R706
330p
C719
+
-
5
6
7
180p
C722
47p
C712
C714
1000p
NJM4558V-TE2
IC700(3/3)
8
4
+
-
NJM4558V
-TE2
IC700(1/3)
3
2
1
50V
2.2
C716
C705
0.1
C721
0.1
220k
R714
1000p
C717
18k
R712
1000p
C704
100
R715
R700
1k
100k
R716
4.7k
R705
100k
R701
100
R713
C709
220p
C715
1000p
R707
220k
L
R
R710
1k
6.3V
100
C711
10k
R711
R708
220k
16V
C710 10
TP714
1000p
C702
1000p
C708
1
100k
R720
18k
R718
10k
R722
47k
R721
18k
R723
TP712
C707
50V
2.2
R702
10k
10k
R719
TP707
TP706
TP705
TP704
TP703
TP702
TP701
TP700
MC2837
D702
C703
0.1
C701
0.1
TP711
TP713
D701
MC2837
NO700
8P
A+9V
MIC SIGNAL
MIC GND
AUX-L
AGND
AUX-R
AGND
HP/MIC DET
0
FB700
MIC BOARD
NO702
(CHASSIS)
R
L
7
D
B
6
F
5
3
G
1
C
E
H
4
A
2
I
POWER
GND
NJM4558V
-TE2
IC700(2/3)
MIC AMP
RV700
50k
MIC LEVEL
1
2
3
4
HP-L
HP GND
HP-R
CHASSIS
J700
MIC
J701
AUDIO
INPUT
J702
PHONES
1
2
3
4
5
6
7
8
MA2J1110GLS0
D890
RY890
1.7uH
L890
10
R894
10
R893
10
R891
10
R892
10
R873
10
R880
10
R876
10
R870
0.1
C836
0.1
C841
+
-
JK890
6P
CN890
SW JACK BOARD
(GT444/GT555)
SW-SP_GND
SW-SP_GND
SW OUT
SW OUT
RLY+
RLY-
SUBWOOFER
1
2
3
4
5
6
(Page 43)
(Page 38)
(Page 36)
Click on the first or last page to see other HCD-GT111 / HCD-GT222 / HCD-GT444 / HCD-GT555 / MHC-GT111 / MHC-GT111BP / MHC-GT222 / MHC-GT444 / MHC-GT555 service manuals if exist.