Mother Unit (Syscom) - Pioneer AVH-X7700BT/XNUC Service Manual

1

10.5 MOTHER UNIT (SYSCOM)

A
A
1/16
A
2/16
A A A
2/16 3/16 4/16
B
A A A
3/16 4/16 13/16
A
3/16
A A
2/16 3/16
A A A
2/16 3/16 4/16
A A A
3/16 4/16 13/16
C
A
6/16
A
7/16
D
A
8/16
A
9/16
E
A
10/16
F
A
5/16
106
1
2
BSENS BSENS
ASENS ASENS
ILMSENS ILMSENS
BGSENS0 BGSENS0 WREMCONT2
PBSENS PBSENS
TELMUTE TELMUTE
WREMCONT
FLPSEN FLPSEN
MTRPW MTRPW
SYSPW SYSPW
EV58CNT EV58CNT
FANCNT1 FANCNT1
FANCNT2 FANCNT2
FAN_PWM FAN_PWM
GEPW11
GEPW11
WIREDAD0
VDCNT5 VDCNT5
DDCCLK DDCCLK
DDCERR DDCERR
R526:
A,B,C;1k
D,E,F,G;1k D%
MICSENSR
VDCNT8 VDCNT8
WIREDAD1
SYSTONAV
VDCNT5
NAVTOSYS
VDCNT5
COMDC
SYSTOMecha
DDCCLK
MechaTOSYS
XRST
GERRST GERRST
OSDA
SYSTOGER SYSTOGER
OSCK
GERTOSYS GERTOSYS FAN_PWM
GERSTBY GERSTBY
OFFSET
GERMUTE GERMUTE
GUIDEON
GERIRQ GERIRQ
RGBARI
VSEL VSEL
AVSRST AVSRST OSMD
AVSDATA AVSDATA
AVSCLK AVSCLK
RESET
Mecha_STB
HIOUTCLK HIOUTCLK SYSTOGER
EVOLDI EVOLDI GERTOSYS
EVOLDO EVOLDO
EVOLCK EVOLCK FANCNT1
EVOLCS EVOLCS FANCNT2
OFFSET OFFSET
SYSMUTE SYSMUTE
AMPPW AMPPW
TUNON TUNON
Soft Debugger
AVH-X7700BT/XNUC
2
3
D,E,F,G only
Q405
1 1
6
5
R520
NM
GNDD GNDD
2 2
4
3 3
RN4982
Q404
1 6 1
5
GNDD
GNDD
2 2
3
4 3
RN4982 RN4982
R447:
A,B,C;1k
D,E,F,G;1k D%
R401
D401
R402
DB2J31400
4.7k
R403
1k
10k
R526
1k
R406
47k
SYSTOMEC
R408
MECTOSYS
47k
R411
4.7k
R412
4.7k
OSDA
OSCK
R450
0
R415
47k
Q401 R417
LSCR523UB 100k
OSMD
R418 1k
R419
0
C405
C406
R420
1k C407
1000p/50
R421 R422
RESET
100k 47k
R423
120
R424
47k
R425
R426 120
100k
NM R438
R449
NM
VDD3.3
CN401
NM
3
4
Q403
6
5
4
RN4982
Q402
6
5
4
R447
1k
0.1u/10 C430
0.1u/10
C429
1
2
3
4
R405 SYSTONAVI
470
5
R407 NAVITOSYS
MICSENS
470
6
COMDC
WIREDAD1
7
SYSTOLS2
NC
8
LS2TOSYS
9
XRST
10
NC
TSO 11
TSO
12
TSI
13
TCK
14
OSDA
15
OSCK
16
FAN_PWM
17
OFFSET
18
R416 GUIDEON
NM
19
RGBARI
20
OSMD
21
OSCO
22
OSCI
23
VSS
24
C403 XI
1u/10
25
C404 XO
0.1u/10
26
VDD50
27
VOUT18
1u/10
28
0.1u/10 RESET
29
VSS
30
ATRST
31
MECHA_STB
32
SYSTOGER
33
GERTOSYS
34
NC
35
FANCNT1
36
FANCNT2
GNDD
4
IC401
MN103LF15RX