Schematic Diagram - Main Section (1/4) - Sony HCD-MX700Ni Service Manual

HCD-MX700Ni/MX750Ni

5-13. SCHEMATIC DIAGRAM - MAIN Section (1/4) -

1 2 3 4
(Page 36)
MAIN BOARD (1/4)
3
A
MC[66]
MAIN
BOARD
(3/4)
CN410
5P
JL527
OPEN 1
JL528
CLOSE 2
JL529
MS-203
DGND 3
BOARD
JL530
B
CLOSE SW 4
JL531
OPEN SW 5
CN404
15P
JL513
VOLUME_JOG 1
JL514
EVER+3.3V 2
JL515
KEY_1 3
C JL516
KEY_2 4
R247
DGND 5
100
JL518
SIRCS 6
G
JL519
STBY_ LED_R 7
JL520
LCD_GND 8
LCD
JL521
R252
BOARD
LCD +7V 9
JL522 100
CN651
(Page 43) LCD_RESET 10
JL523 R253 100
LCD_CS 11
D JL524 R254 100
LCD_DATA 12
JL525 R255 100
LCD_CLK 13
JL526
BACKLIGHT 14
JL550
STBY_LED_G 15
E
F
R251 R250
0 0
G
H
R246
0 JL517
C535 C401
0.1 1
I
1
J
5
1
2
3
1
4
5
MAIN
6
BOARD
FB534 0
K (2/4) 7
(Page 35)
8
9
10
L
HCD-MX700Ni/MX750Ni
• See page 30 for Waveforms. • See page 46 for IC Block Diagrams. • See page 51 for IC Pin Function Description.
5 6 7
C418 R599
1 100k
MC[58]
Q517 R391
RT1N237C-TP-1 1k
MC[57]
0
3.3 0
MC[72] Q504, 517
AUDIO LEVEL DETECT
3.3
MC[70]
Q504
RT1P144C-TP-1
MC[71]
MC[4]
MC[46]
MC[61]
MC[3]
MC[1]
IC B/D
MC[2]
MC[41]
IC507
MC[21]
LOADING MOTOR DRIVE
IC507
BA6956AN
1 2 3 4 5 6 7 8 9
C532
0.1
R535
4.7k
MC[59]
MC[60]
R388
4.7k
R532
1k
C493 C490 C491 C492 R533 C494 C564
15p 68p 15p 68p 1.2k 68p 1
C489
Q509
15p
ISA1235AC1TP-1EF
OVER CURRENT PROTECT
R245
0
R519
10k
R520
R583
1k
10k
C403 C402 C563 C536 C518 C530
0.01 1 0.01 1 1 0.1
IC402
20 19 18 17 16
D503
DA2J10100L
EEPROM
IC402
MFI341S2164
1 15
NC NC
3.3
IC B/D 2 14
MODE1 MODE0
2 3
3.3
3 13
NC I2C_SDA
IC405
3.3 3.3
4 12
RESET I2C_SCL
3.3
5 11
+3.3V REGULATOR VCC VSS
IC405
FB502
TK11133CSCL-G
0
4
6 7 8 9 10
C502
10p
R591
0
8 9 10 11
R565
Q512 4.7k (MX700Ni: US, CND, BR)
RT1N141C-TP-1 0 (MX700Ni: E2, TW/MX750Ni: AUS)
iPod WAKE UP DETECT
R465
1k (MX700Ni: US, CND, BR)
3.3
4.7k (MX700Ni: AEP/MX750Ni: AEP, UK)
0
R374 C472 R577 R473
10k 0.01 10k EXCEPT 10k
US, CND, TW
R584
10k
R397 R474
10k 1M
D502
(US, CND, TW) DA2J10100L
R480
1k
R492
100
MC[92]
80 79 78 77 76 75 74 73 72 71 70
R482
CL481 81 HP_MUTE
100
MC[82] CL482 0
82 TA_LINE_MUTE
R483 1k CL483 0
83 POWER_PROTECT
MC[84] R484 100 CL484 0
84 SINGER_ON
MC[85] R485 100 3.3
85 BOLERO/iPod_ON
R486 100
MC[86] 3.3
86 ZIPANG_ON
R487 100
MC[87] 3.3
87 CD_XRST
R488 100
MC[88] 0
88 CD_DRIVER_MUTE
R489 100
MC[89] 0
89 MP3_IREQ
R490 100
MC[90] 3.3
90 CD CCE
R491 100
MC[91] 3.3
91 CD CLK
0
92 DEC BUS SEL
R493 100
MC[93] 0
93 CD BUS3
R494 100
MC[94] 0
94 CD BUS2
R495 100
MC[95] 0
95 CD BUS1
96 Avss
MC[97] 0
97 CD BUS0
3.3
R497
98 VREF
100
3.3
99 Avcc
3.3
100 LCD DI
R400
10k
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
AC-DET
12 11
R401
MC[24]
100
MC[22]
R413 X402
0 5MHz
MC[26]
CL400
C501
10p
R409
10k
C510
X401
18p
32.768kHz
C511
18p
34 34
12 13 14 15
Q516
2SC3052EF-T1-LEF
3.2
PROTECT DETECT
R574 3.3
R579
1k
220k
3.2
R565 R463 US, CND, E2, C529 C528 C527
1k BR, TW, AUS R556 0.1 0.1 470
47k 10V
R465
R456
100
MX700Ni: AEP/
MX750Ni: AEP, UK
R451
100
(MX750Ni)
R450
100
69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
ST_TUNED
R449
100
<3.3>
DAB-POWER_1.2 50
<3.3>
R448
DAB-POWER_3.3 49
100
3.3
VOL IIC_CLK/E2P-CLK 48
3.3 R447 100
VOL IIC_SDA/E2P-SDA 47
3.3 CL446
STBY_LED 46
R445
3.3
S-MASTER_INIT 45
R444
3.3
S-MASTER_NSP_MUTE 44
R443
3.3
S-MASTER_LATCH 43
IC401 R442
3.3
S-MASTER_SHIFT 42
CL441
0
SYSTEM CONTROLLER LCD BACKLIGHT 41
R440
3.3
IC401
S-MASTER_DATA 40
R5F364AMDFA
CL439 R439
3.3
S-MASTER_RESET 39
R438
3.3
S-MASTER_SOFT_MUTE 38
R437
3.3
S-MASTER_PG_MUTE 37
<0>
DAB RxD_IN 36
<3.3> R435
DAB TxD_OUT 35
3.3 CL434
S-MASTER_DCP 34
3.3 R433
USB_RTS 33
3.3 R432
USB_RxD_IN 32
3.3
USB_TxD_OUT 31
R431
100
US, CND, E2,
R518 BR, TW, AUS R427
47k 100
R428
R418 100
100
MX700Ni: AEP/
MX750Ni: AEP, UK
16 17 18 19
C416
0.1
R548
4.7k
MC[50]
MC[49]
2
MC[48]
MAIN
MC[47]
BOARD
R446 100 MC[46]
(3/4)
100
INIT (Page 36)
100
NSPMUTE
100
SCLATCH
100
SCSHIFT
R441 100
MC[41]
100
SCDT
100
/RST
100
SOFTMUTE
100
PGMUTE
R436 100
MC[36]
100 MC[35]
R434 100 /DCP
100 MC[33]
100 MC[32]
MC[31]
R536 CN401
47k 9P
9 GND
8 RXD
7 BUSY
R430
6 VDD
4.7k
5 SCLK (NC)
R429
4 TXD
4.7k
MC[9]
3 PGM
MC[12]
R524
2 RST
4.7k
1 GND
R522
4.7k
R412 R529
10k 10k
C540
0.1
C412
0.1
Note: When the MS-203 board is damaged, exchange
the entire CDM85 (CD) ASSY.