Pioneer AVIC-X920BT Service Manual page 20

1
AUDIO UNIT(SYSCOM SECTION)(GUIDE PAGE)
QQ
3 7 63 1515 0
A
CN2571
CKS6225-A
1
1
AU8
2
2
BUP
3
3 AU8
4
4 BUP
5
5 GNDA
6
6 BUP
7
GUIDE
7
8
8 BUP
9
9 GNDAZ
10
10 BUP
11
11 NAVI_R
12
12 BUP
13
13 NAVI_L
14
14 BUP
15
15 GNDAG
16
16 KEEP_BUP
17
17 GNDV
18
18 KEEP_BUP
19
AVOUT
19
20
20 KEEP_BUP
21
21 GNDV
22
22 KEEP_BUP
GNDV
23
iPod_R
23
24
24 KEEP_BUP
B
25
25 iPod_AG
26
KEEP_BUP
26
27
iPod_L
27
28
KEEP_BUP
28
29
29 GNDA
30
30 KEEP_BUP
31
31 iPod_VG
32
32 NC
33
33 iPod_V
34
34 NC
35
35 IP_RG
36
36 GND
37
37 IP_R
38
38 GND
39
IP_L
39
40
GND
40
41
41 IP_LG
42
GND
42
43
GNDA
43
44
44 GND
45
GNDA
45
46
46 GND
47
47 GNDA
48
48 GND
GNDA
49
49 GNDD
50
50 GND
51
PIPRST
51
52
52 GND
C
53
53 TCON_SDA
54
54 GND
55
55 TCON_SCL
56
56 GND
57
57 HYOKA
58
58 GND
59
59 CTOEX
60
60 GND
61
61 EXTOC
F 62
4/4
62 GND
TE
63
VICSTOC
63 L 13942296513
64
64 GND
CN5603
GND
65
65 CTOVICS
66
KDT0
66
67
67 FCONT_C
68
KDT1
68
69
PREON
69
70
70 KDT2
71
71 GNDD
72
72 COMDC
73
73 SPEED_IN
74
74 VDD5
75
75 PCHNG
76
76 GNDD
GNDD
77
77 OFFOK
78
78 GNDD
79
79 BSENRQ
80
D 80 STOIP
81
81 CPUWDT
82
82 IPTOS
83
83 RST_SO
84
84 IPPW
85
85 ASENRQ
86
86 ASENBO
87
87 CARDSNS
88
88 NC
89
89 RDSSNS
90
90 CCTEMPIN
91
91 NC
92
GNDD
92
93
93 CTOSYS
94
94 ASENS
95
95 IO_ON
96
96 SECCONT
97
97 NC
98
98 BLSYNC
99
99 GNDD
100
100 GNDD
101
101 SWACPW5
102
102 FANCONT
103
103 GMUTE
104
104 FANON
105
105 PBSNS
106
106 FANUP
107
107 KMODEOUT
E
108
108 NC
109
109 GPSREV
110
110
GNDSEL
111
111 NAVION
112
112 NC
113
113 SYSTOC
114
114 NC
115
115 ROT1
116
NC
116
117
117 LCD_OE
118
118 GNDD
119
119 MVIPW
120
HRST
120
121
121 ILMDT
122
122 ROT0
123
123 ILMCK
124
124 DIMMER
www 125
125 MBLPW
126
126 TEMPSEN
127
127 ILMLD
GNDD
128
GNDILM
128
129
129 FCONT_N
(GNGI)
130
130 ILMV
131
GNDD
131
132
132 FCONT_M
133
133 BSENS
134
134 NC
135
135 BLERR1
F
136
136 IO3
137
137 BLERR2
138
138 SWAC33
139
139 GNDD
0.1u/16
140
140 GND
C2570 NM
A
F 2/3
GNDD
GNDD
20
1
2
AU84
NVB
GDAN
GDE
GUIDE
MNG
GNDAZ
NVR
NAVI_R
A
NVL
NAVI_L
NVG
NAVI_AG
VGN
V
AVOUT
iR GNDA
GNDV iPod_R
NKB
iAG
iPod_AG
A
iL
iPod_L
iVG
iPod_VG
V
iV
iPod_V
IP_RG
GDN
IPR IP_R
A
IPL
IP_L
IPG
IP_LG
EPRCE
LEDCK
LEDDT
EPRDI
PIPRST
RESET
C2587 NM
IICSDA
C2586 NM
IICSCL
RSTIN
C2588 NM
HYOKA
C2578
NM
CTOEX
C2579
NM
EXTOC
RESET
C2577
NM
R2577
VICSTOC
220
C2576 NM
CTOVICS
KDT0
FCC
FCONT_C DDCLK
KDT1 MOT0 TRX
PREON
EJECT H/OSW TTX
COMDC SCL
C2580
NM
SPEED_IN SDA
PCHNG
OFFOK
NAVION
BRQ
BSENREQ MOT1
C2585
NM
STOIP IPTOS
WDT
CPUWDT STOIP
C2584
NM
IPTOS ILMSNS
CCRST EPRDI
IPPW EPM
ASENREQ
ASENBO
CARDSNS
RDSSNS
CCTMP
CCTEMPIN VD5CONT
MOTPWR
C2574 NM
CTOS CTOSYS
XRES
IO_ON MOTPWR2 CE
C2590
100p/50 SWACPW
BLSYNC TELMUTE
SYSPW
IPPW
SWACPW5 ASENBO
FANCONT PBSNS
GMT
GMUTE
FANON
PBSNS
FANUP
KMODE
GPSREV
GNDSEL
NAVION5
C2575 NM
STOC
SYSTOC
RDS57K
LCD_OE
MVIPW
R2571 NM
RSTIN
C2583
NM
LEDDT
RDT
C2582
NM
LEDCK
C2589
NM
DIMMER
MBLPW
TMP
C2581 NM
LEDCS
GDI
LCDTEMPIN
C2573
FCN
NM FCONT_N
x ao
ILMV
FCM
FCONT_M
. i
BE1
BLERR1
L2572
IO3
NM
BE2
BLERR2
SA3 L2571
C2572 CTF1306-A
AVIC-X920BT/XNUC
2
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A -a
2/3
F
A
F 1/3
RDS
VON
UMH1N Q2506
C2
E2
HRLK
3 4
HSLK
B1
2
HRCK
HRDT
5
B2
1 E1 C1 6
Q2505
UMH1N
C2 E2
3 4
B1
2
5
B2
1 E1 C1 6
GNDD
NM
BUP BUP
VDD5
VDD5
NKBUP NKBUP
AU84
AU84
SWAC33
SWAC33
HRESET
EEPROM
IC2302
S-93C56BD0I-I8
1 8 L2303
CS VCC
CTF1306-A
2 7
SK NC
3 6
DI TEST
4 5
DO GND
C2443
NM
C2444 NM
C2471
NM
GNDD C2463
HARD RESET NM
GNDD
Q2302
C1 6 1 E1
GNDD
5 2
B2 B1
E2 4 3
C2
NM
NM
GNDD
(Rb=Rbe=10k)
L2461
CTF1305-A
Q Q
3 6 7
37
R2315
470
DDCLK
38
R2316 470
MOT0/TSO
39
L2311
CTF1305-A
Vcc2
R2317 40
680
HOMESW/TSI
C2321
41
Vss2
Pull up by Tuner PCB 0.01u/50
42
VICS_SCL/TSCK
43
VICS_SDA/BUSY
44
VICS_DDO
45
VICS_DDI
46
VICS_DCL
47
FLAPLESS
48
NAVION
49
NM
R2327
MOT1
680 50
R2328
IPTOS
51
R2329 100
STOIP
220 52
R2331
ILMSNS
53
R2332 1k
EPRDI
54
EPM
55
NC
56
T-56
NC
C2331
57
Vss3
0.01u/50 58
NC
CTF1305-A 59
L2331
Vcc3
60
VD5CONT
61
NC
62
R2336 NM
MOTPWR
63
NC
64
XRES
65
R2337 1k
MOTPWR2/CE
66
NC
67
SWACPW
68 TELMUTE
R2341 680
SYSPW
69 IPPW
ASENBO
70 PBSNS
470 71
R2344
72
C2413 NM
R2369 100k
GNDD
C2355 0.01u/16
100p/50
C2352
C2368 NM
R2351 100k
R2366 47k
R2365
47k
GNDD
u163
y
A
F 3/3
3
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2 9 9 4
8
TUNER
VICS
RESET CIRCUIT(100msec)
1 5
VOUT VDD
2
SUB
3 4
CT GND
IC2304
BD5229FVE
TIMEOUT
Hi:validation
GNDD Lo:invalidation
R2462 NM R2437 47k
NM
R2471 NM R2456
R2455 NM
R2444 47k
R2457 NM
4.7k
R2452
R2478
NM
R2461 R2435 1.8k
47k
X2301 /15MHz
CSS1781-A
HOT1
GND1
2 1
GND2
HOT2
3 4
C2462 0.01u/50
C2464 1u/10
GNDD
1 3 1 5 0 5 8 2 9
SYSTEM u-COM
IC2303
PEG675A8
R32C/116 GROUP
u-com 2301 - 2480 (2473)
KMODE 2481 - 2490 (2484)
SPEED SNS 2491 - 2510 (2504)
EXTENDED I/O 2511 - 2530 (2522)
3->5 2531 - 2550 (2642)
LS1 2551 - 2570 (2566)
TO NAVI 2571 - 2600 (2591)
DARC 2951 - 2970 (2962)
m
co
.
4
2 8
9 9
SPEED S
L2492
SWVDD5
CTF1334-A
C2492
1000p/50
R2495
GNDD
100k
IC2491
IC2491
R2496
6
NJM2904M
Q2491 R2494
2 7
1 8
51k
51k
R2497
5
4
NJM2904M 51k
3
R2491
100k
GNDD
BUP
VDD5
NKBUP
AU84
SWAC33
R2458 47k
R2434 NM
R2447 NM
C2439 NM
C2438 0.01u/16
150p/50
C2436
C2435 47p/50
NM
C2440
C2441 NM
C2434 330p/50
470p/16
C2437
R2451 100k
GNDD
9 4 2 8 9 9
144
IICSCL
C2424
143 0.01u/50 AVCC
Avcc
142
Vref
141
FCAMSNS
/WREMSNS
C2420
140
1u/10
Avss
139
KDT1
138
KDT0
137
WREMIN1
136
WREMIN2/
WCONT
135
TUNSL
134
LCDTEMPIN
133
KDT2
132
Vcc6
131
TMC_MSN_ON
C2411
130
Vss6
0.01u/50
129
CCTEMPIN
128
RDSSNS/CTOVICS
127
FANCONT
126
FCONT_C
125
PRE_ON
124
FANON
123
OFFOK
122
BSENREQ
121
CPUWDT
120
CCRST
119
ASENREQ
118
SYSTOC
TCK
117
TSCK
116
CTOSYS
115
IO_ON
114
ACCPW
113
PIPRST
112
LCD_OE
111
MVIPW
110
EPRDO
/LEDDT
109
EPRCK
/LEDCK
R2392 100k
100k
R2391
NM
R2374
R2367 100k
R2354 NM
R2352
NM
100k
R2390
4