Sony CDX-G1000U / CDX-G1000UE / CDX-G1001U / CDX-G1002U / CDX-G1050U / CDX-G1050UE / CDX-G1051U / CDX-G1070U / CDX-G1071U / CDX-G1080UM Service Manual ▷ View online
CDX-G1000U/G1000UE/G1001U/G1002U/G1050U/G1050UE/G1051U/G1070U/G1071U/G1080UM
CDX-G1000U/G1000UE/G1001U/G1002U/G1050U/G1050UE/G1051U/G1070U/G1071U/G1080UM
25
25
Note: When the KEY board is defective, replace the
FRONT PANEL OVERALL ASSY (Ref. No. FP1).
4-4. SCHEMATIC DIAGRAM - MAIN Section (2/4) -
• See page 20 for Waveforms. • See page 28 for IC Pin Function Description.
MAIN
BOARD
(3/4)
5
MAIN
BOARD
(4/4)
4
MAIN
BOARD
(1/4)
3
4
3.3
(0)
0
0
1.5
3.3
3.3
(3.3)
(1.6)
(0.1)
(0.2)
3.3
3.3
3.3
3.2
3.1
3.3
3.3
3.3
3.3
1.8
1.6
1.6
0
0
0
0
0
(1.6)
(1.1)
(1.6)
(1.6)
(3.2)
0
0.1
0
1.6
3.3
0
0
0
1.5
3.3
3.3
(3.3)
0
3.3
3.3
3.3
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
(0)
(0)
(3.3)
(3.3)
3.3
X601
12MHz
1
2
1
C616
1
C618
47
C604
47k
R623
47k
R622
47k
R621
47k
R620
10
C626
10
C625
220p
C633
15
R608
15
R609
1
C617
1
C614
4.7k
R105
R104
4.7k
12k
R106
12k
R103
12p
C628
12p
C624
IC601
1
LFOUT
2
LROUT
3
LV
R
IN
4
DACOUT_L
5
DACOUT_R
6
RV
R
IN
7
RROUT
8
RFOUT
9
L1_IN
10
R1_IN
11
L2_IN
12
R2_IN
13
L3_IN_P
14
L3_IN_N
15
R3_IN_P
16
R3_IN_N
17
A
TEST01(OPN)
18
A
TEST02(OPN)
19
VREFOUT
20
VREF_ADC
21
A
VSS2
22
A
VDD2
23
NC
24
NC
25
NC
26
NC
27
CD_DI
28
CD_CL
29
CD_DO
30
CD_CE
31 DVDD
32 DVSS
33 GP30(NCO)
34 GP31(NCO)
35 GP32(NCO)
36 GP33(NCO)
37 SBSY
38 SFSY
39 PW
40 SBCK
41 DVDD
42 DVSS
43 REG1_EXTR(OPN)
44 DVDD15
45 TXD1
46 RXD1
47 SMONI
48 OPCDM
49 DVDD
50 DVSS
51
RESETB
52
SIFCK
53
SIFDI
54
SIFDO
55
SIFCE
56
BUSYB
57
CD_BUSYB
58
LRCK
59
BCK
60
DA
TA
61
MCLK
62
USB_IN
63
GP45(NCO)
64
MECHA
SEL
65
GP47(NCO)
66
DVSS
67
DVDD
68
UDM1
69
UDP1
70
DVSS
71
UDM2
72
UDP2
73
XVDD
74
X12IN
75
X12OUT
76
XVSS
77
AFIL
T
78
VVDD2
79
VVDD3
80
DVSS
81
DVDD
82
CP_SCL
83
CP_SDA
84
CP_RESET
85
CD_RESB
86
CMD_ERR
87
TEST0(GND)
88
DVDD
89
DVSS
90
DVDD15
91
JTRSTB(IPD)
92
JTCK(IPD)
93
JTDI(IPD)
94
JTMS(IPU)
95
JTDO(O)
96
JTRTCK(O)
97
TEST1(GND)
98
AVDD1
99
AVSS1
100
LRREF
2.2k
R102
2.2k
R107
CN101
20P
1
USB_GND
2
USB_VBUS
3
GND
4
KEY_GND
5
AUX_L
6
AUX_R
7
AUX_GND
8
RE_0
9
RE_1
10
KEY_1
11
KEY_0
12
SIRCS
13
LCD_DATA
14
LCD_CE
15
LCD_CLK
16
ILL(FP+B)
17
PANNEL_SW
18
D–
19
D+
20
GND
1
C640
1
C639
C105
1
C101
1000p
C100
1000p
CL079
CL609
CL619
CL074
CL628
CL610
CL624
CL068
CL607
CL629
CL617
CL065
CL066
CL608
CL071
CL075
CL063
CL070
CL073
CL627
CL061
CL064
CL069
CL076
CL602
CL081
CL072
CL611
CL078
CL622
CL067
CL634
CL612
CL623
CL635
CL601
CL600
CL077
CL621
47
C632
R625
2.2k
R624
2.2k
6.3V
220
C651
L115
4
2
1
3
R19
0
16V
100
C653
10V
100
C650
R614
1M
3.3k
R615
0
R1334
0
R1345
0
R600
C615
2.2
0.1
C1368
0.1
C603
0.1
C601
0.1
C600
0.1
C634
0.1
C641
0.1
C602
0.1
C613
0.1
C631
0.1
C630
0.1
C627
6.3V
47
C652
D152
DZ2J06800L
0.1
C102
3300p
C629
R1346
4.7k
47p
C1326
0
R1353
0.1
C1372
FB807
0.1
C1374
FB808
0
R1358
0
R1361
0
R1363
FB812 0
FB105
FB104
FB100
15k
R613
15k
R612
4.7k
R616
5p
C619
5p
C620
15k
R610
15k
R611
1
C609
SMONI
OPCDM
SYSRST
SDI
CE
CD_CE
CD_DO
CD_CL
CD_DI
CD_RESB
SBSY
SFSY
PW
SBCK
USB_IN
RXD1
TXD1
SDO
DA
TA
BUSY
CD_BUSYB
LACK
MCLK
BCK
SCK
SIRCS
KEY_0
KEY_1
RE_1
RE_0
P
ANEL_DET
CMD_ERR
LC786800E-06US-H
8
17
13
12
14
11
15
16
10
9
IC601
USB CONTROLLER, INPUT SELECTOR,
MAIN BOARD (2/4)
25
28
27
26
24
23
22
31
29
30
(CHASSIS)
CAM001
D1
10
D109
KEY
BOARD
AUDIO DSP, ELECTRICAL VOLUME
15
6
12
J
3
G
K
13
4
F
5
2
7
C
H
I
11
14
16
E
9
B
8
A
10
D
1
C1377
1
0.1
C115
(Page 24)
(Page 27)
(Page 26)
CDX-G1000U/G1000UE/G1001U/G1002U/G1050U/G1050UE/G1051U/G1070U/G1071U/G1080UM
CDX-G1000U/G1000UE/G1001U/G1002U/G1050U/G1050UE/G1051U/G1070U/G1071U/G1080UM
26
26
4-5. SCHEMATIC DIAGRAM - MAIN Section (3/4) -
• See page 21 for IC Block Diagrams.
MAIN
BOARD
(1/4)
2
MAIN
BOARD
(4/4)
6
MAIN
BOARD
(2/4)
5
IC B/D
IC B/D
7
5
3
1
8
6
4
2
RR–
BATT
RL–
RL+
RL+
RR+
FL–
FL+
ACC
RR+
RR–
FR–
RL–
FR+
13
11
9
14
12
10
15
16
GND
BATT
ACC
REM OUT
MAX 0.4A
MAX 0.4A
PW1
FL+
FR+
FR–
FL–
GND
14.2
3.3
3.3
6
13.5
3.3
14.2
3.3
8.9
1.2
6
1.2
4.9
7.1
3.6
14.2
7.1
7.2
7.2
3.6
3.6
3.6
3.6
3.6
3.6
7.1
7.1
7.1
7.1
3.3
14.2
0
0
0
0
0
0
0.6
0
0
6.5
6.5
0
0
3.2
13.9
0
0
0
13.7
0
4.9
4.9
4.8
8.9
4.9
4.9
4.8
4.9
4.9
4.9
8.9
4.9
4.9
4.8
4.9
4.9
4.9
8.9
4.9
4.9
4.9
0
0
0
0
3.3
3.3
0
1.6
1.6
3.3
2.5
2.4
4.9
D300
GN1G
GN1G
D302
GN1G
D301
R301
1k
1k
R302
R300
220k
25V
C450
47
R400
22
J801
GN1G
D303
1k
R13
0
R14
0
R15
R434
10
10
R427
4.7uH
L10
DA2J10100L
D400
150
R315
1
C207
L300
1
C312
1
C315
1
C314
1
C308
1
C310
1
C311
1
C309
1
C313
0.22
C321
0.22
C305
0.22
C204
16V
220
C251
1
C316
1
C317
J01
3.9k
R211
10
C200
10
C201
C202
10
10
C307
1
C301
10
C209
10
C208
LSCR523UBFS8TL
Q304
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
16P
CN301
RR+
RL+
RR–
RL–
FR+
FL+
FR–
FL–
AMP_REM
ILL
NC
NC
ACC
TLL_ATT
BU
GND
R203
0
LTC014EUBFS8TL
Q409
LTA014EUBFS8TL
Q408
LTA014EUBFS8TL
Q407
GN1G
D200
16V
C252
470
0.22
C206
JL719
JL720
JL721
JL722
JL723
10
C416
1
C326
GN1G
D305
CL695
12k
R412
220p
C401
12k
R406
R414
10k
IC401
BA4560RFVM-TR
1
2
3
4
V-
5
6
7
8
V+
R403
100k
100k
R415
R401
10k
220p
C409
100
R402
100
R413
IC402
BA4560RFVM-TR
1
2
3
4
V–
5
6
7
8
V+
R432
10k
R433
12k
IC403
BA4560RFVM-TR
1
2
3
4
V–
5
6
7
8
V+
C423
10
6.8k
R417
220p
C420
100k
R429
100
R426
18k
R425
R423
100k
R424
56k
R419
100k
R421
100k
R431
18k
Q411
LTC014TUBFS8TL
Q413
LTC014TUBFS8TL
Q412
LTC014TUBFS8TL
16V
220
C210
6.8k
R418
Q410
LTC014TUBFS8TL
Q405
LTC014TUBFS8TL
Q406
LTC014TUBFS8TL
16V
470
C253
16V
C260
100
6.3V
220
C205
JL724
0
R435
0
R436
0
R437
0
R438
CL699
33k
R212
10k
R213
1k
R214
FB10
16V
100
C211
16V
47
C15
PURE5001H
IC300
1
TA
B
2
PW_GND2(FL)
3
FL–
4
STBY
5
FL+
6
VCC2
7
RL–
8
PW_GND1(RL)
9
RL+
10
RIPPLE
11
IN_RL
12
IN_FL
13
PRE_GND(BEEP)
14
IN_FR
15
IN_RR
16
AC_GND
17
RR+
18
PW_GND3(RR)
19
RR–
20
VCC1
21
FR+
22
MUTE
23
FR–
24
PW_GND4(FR)
25
AMP_REM
LV56841
IC201
1
TU5V
2
TU5V_F
3
CD_6V
4
ILM_F
5
ILM_9V
6
CTRL2
7
VCC2
8
CTRL1
9
VCC1
10
GND
11
V6IN
12
VDD_3.3V
13
SW33V
14
ANT
15
EXT
R428
3.3k
LTC044EUBFS8TL
Q300
LTC014EUBFS8TL
Q301
LSCR523UBFS8TL
Q302
DA2J10100L
D1302
100
R1332
1
C324
JL755
RF_ANT_IN
RF_GND_B
AUDIO_OUT_L
AUDIO_OUT_R
RSTN
SCL
SDA
+5V
RF_GND_PLATE1
POWER_GND_PLATE1
RF_GND_A
AUDIO_GND
POWER_GND
TU01
4
5
3
1
2
6
7
8
R1352
0
24k
R210
FB800
FB801
FB802
0.022
C1360
1000p
C1362
C422
10
10
C418
2.2
C411
2.2
C412
0.1
C405
C415
0.1
1000p
C212
1000p
C1359
1000p
C213
DZ2J18000L
D353
DZ2J18000L
D351
DZ2J07500L
D350
4.7
C402
4.7
C407
0.1
C13
0.1
C325
C350
16V
3300
1000p
C1370
680
R404
680
R411
FB810
0.1
C1371
16V
220
C1378
0.1
C1381
10k
R416
10k
R408
10k
R407
47p
C406
(Type B)
47p
C404
1k
R422
C1382
1000p
FB806
470
R1354
470
R1355
470
R1356
470
R1357
10k
R313
220
R361
220
R362
220
R363
220
R364
47k
R316
47k
R314
10k
R310
10k
R312
47k
R309
4.7k
R308
47k
R311
C421
1
C400
1
C410
1
HIT2_SDA
CTRL2
STBY
BEEP
CTRL1
RC_IN0
S-GAIN_A
S-GAIN_C
S-GAIN_B
AMP_MUTE
HIT2_RST
HIT2_SCL
ACC_IN
BUIN
RC_IN1
47p
C1376
47p
C320
47p
C304
47p
C322
47p
C303
47p
C323
47p
C302
47p
C306
47p
C319
0.1
C300
POWER AMP
IC300
REGULATOR
IC201
8
16
5
4
9
14
15
3
1
12
11
10
17
6
7
2
13
CENTER VOLTAGE GENERATOR
IC403
LINE AMP
IC402
IC401
LINE AMP
MAIN BOARD (3/4)
28
(CHASSIS)
CAM002
REAR
R
L
SUB
AUDIO OUT
4P
J401
(ANTENNA IN)
TUX-DSP03
(TUNER UNIT)
D1303
GAIN
CONTROL
CONTROL
GAIN
CONTROL
GAIN
10A
FU1
32V
140uH
ACCESSORY CHECK
BATTERY CHECK
Q300, 302
BACK UP VOLTAGE DETECT
Q407 - 409
MUTING CONTROL
MUTING
MUTING
MUTING
15
6
12
J
17
3
G
K
13
4
F
5
2
M
7
C
H
I
11
14
16
19
E
9
L
B
8
A
10
D
18
1
(REMOTE IN)
0
R1360
0
R1359
(Type B)
(Type B)
(G1070U/G1071U, E, EA, MX, KR)
(AEP, RU, UK, AR)
REAR RCH (+)
8
REAR RCH (–)
5
13
11
BATT
3
GND
14
REM OUT MAX 0.4A
4
PW1
15
FRONT RCH (–)
1
6
FRONT LCH (+)
FRONT RCH (+)
REAR LCH (+)
7
9
16
2
REAR LCH (–)
12
ACC
10
FRONT LCH (–)
TO
CN301
(G1080UM for Type B connedctor)
RL–
RL+
GND
GND
FL–
FL+
RL+
ACC
AMP REM
RR+
FL+
ILL
FR+
RR–
RR+
FR–
AMP
REM
REM
BATT
ILL
ACC
BATT
FR+
RR-
FL-
FR-
RL-
PW1
CN301
TO
CN301
TO
(G1080UM for Type A connedctor)
RL–
RL+
GND
GND
FL–
FL+
RL+
FL+
FR+
RR+
RR–
RR+
FR–
ILL
ACC
BATT
BATT
ACC
ILL
FR+
RL–
FL–
FR–
RR–
REM OUT
MAX 0.4A
PW1
20
21
22
4
10
11
12
ACC
REM OUT
6
ACC
GND
16
7
15
3
BATT
BATT
9
2
13
14
GND
5
8
1
AMT REM
CN301
TO
8
RR+
FL–
RR–
4
FL+
RL+
6
6
3
FR–
7
5
7
RL–
4
8
1
FR+
RR–
RL–
2
1
5
FL–
FL+
RR+
FR+
3
FR–
2
RL+
PW1
(G1080UM for Type C connector)
CN301
TO
(Page 25)
(Page 27)
(Page 24)
Ver. 1.2
Note: Refer to the “TYPE A/B DISCRIMINATION OF MAIN BOARD”
on page 3 for how to distinguish Type A and Type B of MAIN board.
CDX-G1000U/G1000UE/G1001U/G1002U/G1050U/G1050UE/G1051U/G1070U/G1071U/G1080UM
CDX-G1000U/G1000UE/G1001U/G1002U/G1050U/G1050UE/G1051U/G1070U/G1071U/G1080UM
27
27
4-6. SCHEMATIC DIAGRAM - MAIN Section (4/4) -
• See page 20 for Waveforms. • See page 28 for IC Pin Function Description.
(2/4)
1
6
MAIN
BOARD
(3/4)
BOARD
MAIN
4
MAIN
BOARD
(1/4)
6
5
0
0
3.3
3.3
0
0
3.3
0
0
2.4
2.5
3.3
3.2
3.3
3.2
3.3
3.3
0
3.3
1.6
3.3
0.1
0
3.3
3.3
3.3
3.3
∗
1.4
3.3
0
1.3
1.5
0
3.3
0
0
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
(0)
3.3
3.3
3.3
2.9
3.3
(3.3)
2.1
(0)
(0)
(3.3)
(3.3)
(3.3)
C526
0.1
R551
100k
0.01
C521
100
R568
100k
R546
10k
R519
0
R1362
10k
R549
FB804
100k
R522
220k
R542
C534
47p
0.1
C1361
JL716
1k
R525
JL714
CL697
100
R528
100
R1337
32.768KHz
X501
CL502
100k
R512
100k
R511
CL645
R581
100k
100k
R561
0.1
C1363
22p
C527
100k
R560
CL666
30k
R524
100
R1336
1k
R506
100k
R521
C530
3p
CL642
100k
R563
10k
R523
0.01
C533
100
R531
100
R529
R584
22
100
R1340
C551
2.2
100k
R514
JL502
FB81
1
100
R573
R500
100k
1000p
C520
R583
4.7k
R565
68k
R545
0
CL646
0.01
C523
100
R574
CL641
JL717
100
R1331
10k
R520
1
2
X502
LRB751V
-40T1G
D500
33k
R539
JL715
CL647
CL664
0.01
C531
100k
R502
0.01
C522
1000p
C501
33k
R536
6.3V
220
C550
33k
R533
0
R576
1k
R535
CL667
470
R526
100
R530
100
R572
IC501
1
NC
2
NC
3
NC
4
TEST
5
RESET
6
XT1
7
XT2
8
VSS1
9
CF1
10
CF2
11
VDD1
12
DEBUG_1
13
DEBUG_2
14
DEBUG_3
15
DEBUG_4
16
DEBUG_5
17
EN_USB
18
FL
T
19
EN_SYS
20
SDO
21
SDI
22
SCK
23
NC
24
NC
25
SYNC_OUT
26
RX
27
TX
28
CTRL1_A
29
CTRL1_B
30
CTRL1_C
31
CTRL2_A
32
CTRL2_B
33
CTRL2_C
34
BUSY
35
BU_IN
36
VSS2
37
VDD2
38
HIT2_CLK
39
HIT2_DATA
40
HIT2_RST
41
CMD_ERR
42
CE
43
SYSRST
44
USBIN
45
WDT_MON
46
LCD_CLK
47
LCD_CE
48
LCD_SO
49
NC
50
NC
51
ACC_IN
52
VDD3
53
VSS3
54
TELA
TT
55
NC
56
AT
T
57
AMP_MUTE
58
AMPSTB
59
S-GAIN_A
60
S-GAIN_B
61
S-GAIN_C
62
KEY_ACK0
63
KEY_ACK1
64
SIRCS
65
NC
66
DUBUG_6
67
DUBUG_7
68
BEEP
69
NC
70
NC
71
RE-ON
72
RE_IN1
73
RE_IN0
74
NC
75
NC
76 NC
77 NC
78 KEYIN1
79 KEYIN0
80 RC_IN0
81 RC_IN1
82 MECHA_ON
83 NC
84 NC
85 VSS4
86 VDD4
87 NC
88 NC
89 NC
90 NOSE_SW
91 NC
92 NC
93 MEC_DSW
94 MEC_LSW
95 FILT
96 MEC_LOAD
97 MEC_INSW
98 MEC_SELFSW
99 DRV_ON
100 MEC_EJECT
JL503
CL500
1k
R537
C528
3p
0.01
C532
100k
R556
100
R1341
100
R567
100
R1338
LRB751V
-40T1G
D503
47p
C535
1000p
C502
CL665
100
R532
CL698
100
R569
CL501
1k
R527
100
R575
100
R1339
220k
R577
10k
R570
JL501
18p
C524
R544
1M
100k
R517
100
R1335
100k
R543
2.2
C1380
100k
R505
100k
R554
10M
R540
JL718
1000p
C503
CL668
100k
R503
R548
100k
BUIN
CTRL2
STBY
SELF
EN_USB
IN_SW
BEEP
0.1
C1354
AMP_MUTE
L_SW
EJECT
DRV_ON
D_SW
LOAD
SYSRST
SIRCS
PANEL_DET
RXD1
CE
BUSY
KEY_1
ACC_IN
EN_SYS
SYNC
FLT_USB
SDI
RC_IN0
CMD_ERR
SYSRST
SCK
USB_IN
KEY_0
SMONI
RE_1
RC_IN1
HIT2_SDA
RE_0
SDO
HIT2_SCL
HIT2_RST
S-GAIN_C
S-GAIN_B
S-GAIN_A
TXD1
CTRL1
IC501
27
26
18
4
(4/4)
19
3
20
6
MAIN BOARD
21
9.25MHz
23
5
7
LC88FC2H0AF2312-2H
25
2
SYSTEM CONTROLLER
24
22
15
6
12
J
3
G
13
4
F
5
2
7
C
H
I
11
14
E
9
B
8
A
10
D
1
(Page 25)
(Page 24)
(Page 26)
Ver. 1.2
Note: When IC501 on the MAIN board is replaced, the destination setting is necessary. Refer to “NOTE OF
REPLACING THE COMPLETE MAIN BOARD OR SYSTEM CONTROLLER (IC501)” on page 4.
CDX-G1000U/G1000UE/G1001U/G1002U/G1050U/G1050UE/G1051U/G1070U/G1071U/G1080UM
CDX-G1000U/G1000UE/G1001U/G1002U/G1050U/G1050UE/G1051U/G1070U/G1071U/G1080UM
28
28
• IC Pin Function Description
MAIN BOARD IC501 LC88FC2H0AF2312-2H (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1 to 3
NC
O
Not used
4
TEST
I/O
Not used
5
RESET
I
System reset signal input terminal “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”
For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”
6
XT1
I
Low-speed clock signal input terminal (32.768 kHz)
7
XT2
O
Low-speed clock signal output terminal (32.768 kHz)
8
VSS1
-
Ground terminal
9
CF1
I
High-speed clock signal input terminal (9.25 MHz)
10
CF2
O
High-speed clock signal output terminal (9.25 MHz)
11
VDD1
-
Power supply terminal (+3.3V)
12 to 16
DEBUG_1 to
DEBUG_5
O
Not used
17
EN_USB
O
USB power on/off control signal output to the DC/DC converter “H”: power on
18
FLT
I
USB over current detection signal input from the VBUS switch “L”: over current (Type A/D)
USB over current detection signal input from the DC/DC converter
“L”: over current (Type B/C)
USB over current detection signal input from the DC/DC converter
“L”: over current (Type B/C)
19
EN_SYS
O
Power on/off control signal output to the DC/DC converter “H”: power on (Type B/C only)
20
SDO
O
Serial data output to the audio DSP
21
SDI
I
Serial data input from the audio DSP
22
SCK
O
Serial data transfer clock signal output to the audio DSP
23, 24
NC
O
Not used
25
SYNC_OUT
O
Frequency control signal output to the DC/DC converter
26
RX
I
Serial data input from the audio DSP
27
TX
O
Serial data output to the audio DSP
28, 29
CTRL1_A, CTRL1_B
O
Power on/off control signal output terminal Not used
30
CTRL1_C
O
Power on/off control signal output to the regulator
31
CTRL2_A
O
Power on/off control signal output to the regulator
32
CTRL2_B
O
Power on/off control signal output terminal Not used
33
CTRL2_C
O
Power on/off control signal output to the regulator
34
BUSY
I
Busy signal input from the audio DSP “L”: busy
35
BU_IN
I
Back-up power detection signal input terminal “L” is input at low voltage
36
VSS2
-
Ground terminal
37
VDD2
-
Power supply terminal (+3.3V)
38
HIT2_CLK
O
Serial data transfer clock signal output to the tuner unit
39
HIT2_DATA
I/O
Two-way data bus with the tuner unit
40
HIT2_RST
O
Reset signal output to the tuner unit “L”: reset
41
CMD_ERR
I
Command error signal input from the audio DSP “H”: error
42
CE
O
Chip enable signal output to the audio DSP
43
SYSRST
O
Reset signal output to the audio DSP “L”: reset
44
USBIN
I
USB device detection signal input from the audio DSP “L”: USB device is connected
45
WDT_MON
I
Watch-dog timer status monitor input from the audio DSP
46
LCD_CLK
O
Serial data transfer clock signal output to the front panel block
47
LCD_CE
O
Chip enable signal output to the front panel block
48
LCD_SO
O
Serial data output to the front panel block
49, 50
NC
O
Not used
51
ACC_IN
I
Accessory power detection signal input terminal “L”: accessory power on
52
VDD3
-
Power supply terminal (+3.3V)
53
VSS3
-
Ground terminal
54
TELATT
I
Telephone attenuator detection signal input terminal Not used
55
NC
O
Not used
56
ATT
O
Audio muting on/off control signal output terminal “H”: muting on
57
AMP_MUTE
O
Amplifi er muting on/off control signal output to the power amplifi er “L”: muting on
58
AMPSTB
O
Standby signal output to the power amplifi er “L”: standby
Pin No.
Pin Name
I/O
Description
59 to 61
S-GAIN_A to
S-GAIN_C
O
SUB OUT gain control signal output terminal
62
KEYACK0
I
Key acknowledge signal (wake up signal) input from the rotary commander
63
KEYACK1
I
Key acknowledge signal (wake up signal) input from the front panel block
64
SIRCS
I
Remote control signal input from the front panel block
65
NC
O
Not used
66, 67
DEBUG_6, DEBUG_7
O
Not used
68
BEEP
O
Beep sound drive signal output to the power amplifi er
69, 70
NC
O
Not used
71
RE_ON
O
Jog dial pulse pull-up signal output terminal
72, 73
RE-IN1, RE-IN0
I
Jog dial pulse input from the rotary encoder
74 to 77
NC
O
Not used
78, 79
KEYIN1, KEYIN0
I
Front panel key input terminal
80
RC_IN0
I
Rotary commander key input terminal
81
RC_IN1
I
Rotary commander shift key input terminal
82
MECHA_ON
I
Power detection signal input terminal for CD mechanism section
“H”: CD mechanism power on
“H”: CD mechanism power on
83, 84
NC
O
Not used
85
VSS4
-
Ground terminal
86
VDD4
-
Power supply terminal (+3.3V)
87 to 89
NC
O
Not used
90
NOSE_SW
I
Front panel remove/attach detection signal input terminal “L”: Front panel is attached
91, 92
NC
O
Not used
93
MEC_DSW
I
Chucking end detection switch input terminal
94
MEC_LSW
I
Limit in detection switch input terminal
95
FILT
I
Filter terminal for PLL
96
MEC_LOAD
O
Loading motor drive signal (loading direction) output terminal “H”: motor on
97
MEC_INSW
I
Disc insert detection switch input terminal
98
MEC_SELFSW
I
Self loading position detection switch input terminal
99
DRV_ON
O
Driver control signal output to the CD mechanism deck block
100
MEC_EJECT
O
Loading motor drive signal (eject direction) output terminal “H”: motor on
Ver. 1.2
Note 1: Refer to the “TYPE A/B DISCRIMINATION OF
MAIN BOARD” on page 3 for how to distinguish
Type A and Type B of MAIN board.
Type A and Type B of MAIN board.
Note 2: Refer to the “TYPE C/D DISCRIMINATION OF
MAIN BOARD” on page 1 on supplement-1 for how
to distinguish Type C and Type D of MAIN board.
to distinguish Type C and Type D of MAIN board.
Click on the first or last page to see other CDX-G1000U / CDX-G1000UE / CDX-G1001U / CDX-G1002U / CDX-G1050U / CDX-G1050UE / CDX-G1051U / CDX-G1070U / CDX-G1071U / CDX-G1080UM service manuals if exist.