CDX-G1200U/G1201U/G1202U/G1280UM
CDX-G1200U/G1201U/G1202U/G1280UM
2020
4-5. SCHEMATIC DIAGRAM - MAIN Section (1/4) -
• See page 24 for Waveforms. • See page 24 for IC Block Diagrams. • See page 26 for IC Pin Function Description.
(3.3)
(0.1)
(3.3)
(3.3)
(0)
(0.1)
(0)
(1.6)
(0)
(3.3)
(3.3)
(0)
(1.5)
(3.3)
(1.1)
(1.1)
(1.1)
(1.7)
(1.6)
(1.6)
(0.1)
(2.4)
(3.3)
(3.2)
(1.5)
(1.6)
(1.6)
(1.1)
(3.3)
(1.5)
(3.3)
(1.4)
(1.6)
(3.3)
(1.6)
(1.5)
(1.5)
(1.5)
(1.9)
(1.6)
(1.5)
(1.5)
(1.5)
(1.5)
(1.6)
(0)
(1.9)
(1.9)
(1.6)
(1.6)
0
3.3
1.5
1.5
1.5
1.2
3.3
3.3
3.3
0.1
0.1
3.3
1.7
0
0
3.3
3.3
0
3.3
3.3
3.3
3.3
3.3
0
0
3.3
3.3
(1.8)
13.9
9.8
3.3
1.6
5.1
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
2.9
3.3
3.3
0
(0)
(3.3)
1.9
(0)
(3.3)
(3.3)
(3.3)
(0)
3.3
0
0
3.3
0
0
3.3
0
0
2.9
2.9
3.3
3.3
3.1
3.3
3.3
5.1
1.1
0.9
5.1
3.3
(3.1)
(2.4)
3.3
3.3
(3.3)
(1.6)
2
3
4
5
1
6
7
8
12p
C524
0.047
C720
0.1
C723
0.1
C725
0.1
C726
47p
C731
47p
C732
0.1
C734
2.2
C728
0.1
C705
2.2
C727
0.22C729
2.2
C1380
2pC530
12p
C527
47p
C1386
2pC528
0.1
C724
0.1
C713
0.1
C1582
0.1
C722
0.1
C717
0.0047
C719
0.1C711
0.01
C710
0.1
C714
0.01
C715
0.1
C712
100p
C1369
0.01
C721
15p
C703
0.022
C730
0.1C702
6.3V
47
C756
4V
220
C752
4V
100
C753
16V
100
C1583
4V100C754
27P
CN1005
1B
2A
3C
4E
5F
6OP_VCC
71/2VCC
8OP_GND
9PD
10LD
11DRV_VREF
12EJECT
13FOCUS
14TRACK
15DRV_ON
16SELF
17IN_SW
18LOAD
19SL
20SP
21BU_GND
22D_SW
23L_SW
24DRV_GND
25DRV_GND
26DRV_6V
27DRV_6V
DB2441600L
D1301
RB751V40,115
D500
DZ2J18000L
D1311
DZ2J18000L
D1312
FB804
FB501
FB805
FB803
FB811
JL515
JL685
JL691
JL508
JL510
JL509
JL512
JL727
JL728
JL729
JL533
JL731
JL732
JL733
JL734
JL735
JL736
JL737
JL738
JL739
JL741
JL742
JL743
JL744
JL745
JL746
JL747
JL748
JL749
JL750
JL692
JL506
JL507
JL694
JL752
JL753
JL702
JL536
JL703
JL513
JL514
JL690
JL687
JL689
JL730
JL751
JL534
JL535
JL704
JL740
JL705
JL688
JL537
JL700
JL686
JL676
JL675
JL674
JL693
JL678
JL500
JL677
LC78615E-01US-H
IC1305
1
EFMIN
2
RFOUT
3
LPF
4
PHLPF
5
AIN
6
CIN
7
BIN
8
DIN
9
SLCISET
10
RFMON
11
VREF
12
JITTC
13
EIN
14
FIN
15
TE
16
TEIN
17
AVSS
18
AVD D
19
LDD
20
LDS
21
FDO
22
TDO
23
SLDO
24
SPDO
25
VVSS1
26
PDOUT1
27
PDOUT0
28
PCKIST
29
VVDD1
30
NC
31
NC
32
DVDD15
33
DVDD
34
DVSS
35
TEST
36
L_SW
37
NC
38
NC
39
OPCDM
40
SBSY
41
SFSY
42
PW
43
SBCK
44
CE
45
CL
46
DI
47
DO
48
RESB
49
BUSYB
50
MCLK
51
LRCK
52
BCK
53
DATA
54
SMOIM0
55
SMOIN1
56
SMOIN2
57
MODE
58
DVDD15
59
DVDD
60
XVSS
61
XOUT
62
XIN
63
XVDD
64
SLCO
IC501
1
NC
2
NC
3
NC
4
FLASH_RW
5
RESET
28
REG_SDA
29
PD1
30
PD2
71
RE_ON
72
RE_IN1
73
RE_IN0
74
NC
75
NC
96
MEC_LOAD
97
MEC_INSW
98
MEC_SELFSW
99
DRV_ON
100
MEC_EJECT
26
XM_RX
27
XM_TX
6
SUB_X1
7
SUB_X2
8
VSS1
9
MAIN_X1
10
MAIN_X2
11
VDD1
12
NC
31
REG_SCL
32
NC
33
NC
34
BUSY
35
BU_IN
36
VSS2
37
VDD2
66
DEBUG_6
67
DEBUG_7
68
BEEP
69
REMOTE_10K
70
REMOTE_1K
64
SIRCS
65
NC
91
NC
92
NC
93
MEC_DSW
94
MEC_LSW
95
FILT
89
NC
90
PANEL_DET
13
NC
14
NC
15
NC
16
NC
17
EN_SYS
18
FLT_USB
19
XM_PWR
20
SDO
21
SDI
22
SCK
23
NC
24
NC
25
SYNC
38
TU_SCL
39
TU_SDA
40
NC
41
CMD_ERR
42
CE
43
SYSRST
44
USB_IN
45
SMONI
46
LCD_CLK
47
LCD_CE
48
LCD_DATA
49
NC
50
NC
52
VDD3
53
VSS3
54
NC
55
ILL_IN
56
ATT
57
AMP_MUTE
58
AMPSTBY
59
SEL_XM
60
SEL_AUX
61
OFFSET_DET(NC)
62
KEY_ACK0
63
KEY_ACK1
51
ACC_IN
77
NC
78
KEY_1
79
KEY_0
80
RC_IN0
81
RC_IN1
82
MECHA_ON
83
NC
84
EN_USB
85
VSS4
86
VDD4
87
NC
88
NC
76
NC
2SA1037AK-T146-R
Q700
LTA043ZUBFS8TL
Q1307
LTA043ZUBFS8TL
Q1308
100k
R546
0
R545
100
R1331
4.7k
R1321
10k
R549
100
R1364
1M
R544
10k
R1326
68k
R565
100k
R505
1k
R1311
0R601
10k
R702
68k
R704
0R732
0R722
0R707
3.3k
R701
3.3kR700
470
R703
100
R1350
33k
R720
1kR1343
470
R714
0
R708
0R734
0R721
0R706
0
R718
0R723
470R603
0R602
R725
0
0
R709
0
R1607
R1301
100
1.2k
R1368
1.2k
R1367
1k
R1312
10k
R1370
10k
R1369
IC1304
VIN
1
GND
2
EN
3
OC
4
5
VOUT
IC1301
LX
1
GND
2
VC
3
FB
4
SYNC
5
EN
6
BST
7
VCC
8
32.768kHz
X501
9.25MHz
X502
CL507
CL506
CL510
CL511
1kR525
470R526
0
R576
1kR527
100R569
100R568
100R575
100R574
100R573
100R572
CL512
100k
R548
100k
R551 R560
100k
0.01
C531
0.01
C523
0.01
C522
1k
R535
1k
R537
R1349
1.5k
R1348
1.5k
0.01
C533
33p
C535
33p
C534
100k
R502
0.1
C1361
R503
100k
0.01
C532
6.3V
220
C550
0.1
C526
100k
R500
1kR531
100R530
100
R529
1kR532
33k
R536
33k
R539
0.001C502
0.001
C520
0.001
C501
10k
R520
10k
R519
100
R1604
100
R528
100R1603
100R1601
100R1600
100R1599
100
R1598
100R1602
1kR5062.2C551
R512
30k
100k
R541
100k
R522
R511 33k
100kR570
100kR571
100k
R566
100k
R567
R510
0
0.01
C521
100k
R543
10M
R540
C505
0.22
220k
R542
0
R731
68kR729
0R730
0R728
330
R710
68kR715
680R716
680R717
16.934MHz
X701
R1316
0
10
C1300
1
C1301
0.01
C1311
0.01
C1312
12k
R1309
10
C1317
10
C1316
10k
R1308
39k
R1307
0
R712
3.3
R735
1
R705
1
C1321
22
C1305
10V
100
C1353
JL002
JL128
R1429
0
R1428
0
0.1C701
47uH
L1301
0R733
BEEP
AMPSTBY
AMP_MUTE
ATT
LCD_DATA
LCD_CE
LCD_CLK
USB_IN
CE
EN_SYS
SDO
SDI
SCK
SP
SL
TRACK
FOCUS
L_SW
D_SW
IN_SW
SELF
DRV_ON
EJECT
DATA
BCK
LACK
MCLK
CD_BUSYB
CD_DI
CD_CL
SBCK
PW
SFSY
SBSY
LOAD
OPCDM
SP
SL
TRACK
FOCUS
RC_STR_SEL
SYNC
REG_SDA
REG_SCL
CD_RESB
CD_DO
CD_CE
EN_SYS
FLT_USB
LOAD
IN_SW
SELF
EJECT
D_SW
BUSY
ACC_IN
TU_SCL
TU_SDA
SYSRST
CMD_ERR
PANEL_DET
RE_0
RE_1
RC_IN0
KEY_1
KEY_0
DRV_ON
FLT_USB
SYNC
REG_RST
L_SW
RC_IN0
RC_IN1
RC_STR_SEL
SMONI
BU_IN
RC_IN1
SIRCS
BD9876BEFJ-E2
SYSTEM CONTROLLER
IC501
IC1305
RF AMP, DIGITAL SIGNAL PROCESSOR
IC1301
DC/DC CONVERTER
IC1304
VBUS SWITCH
MAIN BOARD (1/4)
1
2
3
4
5
6
7
8
9
11
12
13
14
BOARD
(2/4)
>001S
MAIN
BOARD
(3/4)
>002S
MAIN
BOARD
(4/4)
>003S
MAIN
AUTOMATIC
POWER CONTROL
BOARD
SERVO
BOARD
OPTICAL
SENSOR
(DAX-25A)
DECK BLOCK
BLOCK
CD MECHANISM
PICK-UP
FFC1(MG-101CF-188)
Q1307, 1308
PLL-UP SWITCH
LC88FC2H0AF2327-ENG
BD2231G-TR
10 11 12 13 14 15
G
16
H
17
I
18
F
20
M
211
C
J
D
6
E
K
L
2
B
3
A
45 7 1989
Note 1: When the IC501 on the MAIN board is replaced, the
destination setting is necessary. Refer to “DESTINA-
TION SETTING METHOD” on page 4.
Note 2: IC1301 on the MAIN board cannot replace with sin-
gle. When this part is damaged, replace the complete
mounted board.
Note 3: The service manual of the mechanism deck, used in
this model, has been issued in a separate volume.
Please refer to the service manual of the MG-101 se-
ries for the mechanism deck information.
(Page 23)
(Page 22)
(Page 21)
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