Clarion MAX668RVD Service Manual page 29

Main PWB(B3) section 2/6
[ Microcomputer ]
To 6/6
M121
DAC-RST
M122
SUB-MUT
M4
SYS-MUT
M23
TUN-SCL
M22
TUN-SDA
M116
TUN-ON
(VDD3.3V)
M118
TUN5-ON
M114
SAMPLE
M36
DSP-SCL
M35 M21
DSP-SDA
M112
DSP-RST
M113
INTL
M6
RDS-CLK
M117
RDS-DATA
To 5/6
M24
TP-REQ
M60
MA-TP
M59 M42
TP-MA
M27
TP-RST
M28
DIM
M62
DVD-MA
M61
MA-DVD
M111
DVD-RST
M109
DVD-ON2
FL-ON
To 4/6
M30
NAVI-ON
IR
M64
BLK
M65
VID/RGB
M95
OSD-DOT1
M96
OSD-DOT2
M58
To 3,4/6
M59
R566
RGB5V
M60
To 3/6
M21 M61
OSD-INT
M77 M62
ROM-EN
M83
TV
M58
/OSD-RST
M72
INH
M68
OSD-MA
M69
MA-OSD
M70
OSD-SCK
M71
OSD-CS
M84
ROM-R/B
To 1/6
REM5V
M107
ILL-ON
0V
Q503
UN5211
0V
To 6/6
W-IR
M98 R549
DVD-IND
100K
RST
RESET
M75
DVD-EJ
To 5/6
M21
3.3V 3.3V
POWER
M74
Q505
OP/CL
UN5211
M108
BL-LED Q504
IR
2SA1576A
IR
0V
R557
1K
0V
TP468
(REM5V)
(MEM3.3V)
R500
10K
(REM3.3V)
C
R501
C500
22K
100p
C
R507 10K
R509 10K
M21
M30
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20
3.8V
M37
MTR1F
37
4.8V
M38
MTR1R
38
0V
39 MTR2F
0V 5.2V
MTR2R
40
0V
4.9V
OFFSET-DET
41
18msec.
4.9V
AMP-STB
42
0V
43 OSD-CD0
0V
OSD-CD1
44
0V
OSD-CD2
45
0V
46 OSD-CD3
0V
OSD-CD4
47
0V
OSD-CD5
48
0V
OSD-CD6
49
0V
50 OSD-CD7
0V
51 OSD-RD
0V
OSD-WR
52
3.7V
IR
53
0V
54 OSD-CS uPD70F3339GJ-UEN-A
0V
OSD-PS2
55 SYSTEM CONTROLLER
0V
OSD-PS1
56
0V
OSD-PS0
57
3.3V
58 OSD-RST
100
TP-MA 4.8V
59
4.8V
MA-TP
60
3.2V
MA-DVD
61
3.1V
62 DVD-MA
3.3V
WIRED-REMCOM
63
M64 0V
BLK
64
M65 3.3V
65 VID/RGB
3.3V
66 FL-ON
0V
OSD-SO(MA-OSD) 3.3V
BEEP
67
M68 OSD-SCK
0V
0V
OSD-SI(OSD-MA)
68
OSD-SCS
M69
69
M70
70
M71
71
3.3V
72
OSD
WAIT
73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108
M77
3.2V
(VDD3.3V)
(REM3.3V)
CE DO
IC504 BR93L56F-W
DI
0V 0V 0V 0V
GND
3.2V 0V GND 0V
VCC VCC
0V CE2 0V 0V
0V DO
3.3V
CE DO CE DO
DI
0V 0V SCK 0V 0V
SCLK DI SCLK DI
SCK IC505
BR93L56F-W
- 29 -
3.14MHZ
X500 CSTCC3.14M
C501
C
10
C506
6.3V
10
6.3V
C505
C C
0.1
R512
R510 100
10K
C507
C
C508 0.1
4.7
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
3.3V
ACC-IN
144
3.3V
A-ANT
143
3.3V
AMP-REM 142
2.7V
2.6V 0V 3.3V
AMP-REM-DET
3.3V 141
0V 3.14MHz
1V 0V
32.8kHz (DSP-KAGC)
140
0V
2V 2.2V PHON-INT
139
-0.2V 0.2V
3.3V
PKB 138
32.8kHz 3.14MHz
0V
SEL2
137
0V
SEL3
136
0V
F-VSEL1 135
0V
F-VSEL2
134
0V
F-VSEL3
133
0V
R-VSEL1
132
0V
R-VSEL2 131
1.7V
FAN-TEMP 130
0V
TILT-VR
129
0V
R-VSEL3
128
IC500
3.3V R-VSEL4 127
3.3V
PHOTO IN
126
0V
MTR-PWR
125
3.3V
AGC-BUF
124
3.3V
AMP-MUTE 123
SUB-MUTE
3.3V 122
DAC-RESET
3.3V 121
F-VSEL4
3.3V 120
0V
IPOD-DET 119
3.3V
AM-FM5-ON
118
3.3V
RDS-DATA
117
0.2V
3.3V
AM/FM-ON 116
0V
(RDS-MUT) 115
0V
(SAMPLE)
114
3.3V
INITIAL-FINISHED 113
3.3V
DSP-RESET 112
3.3V
DVD-RESET 111
0V
FLMD1
110
3.3V
DVD-ON2
109
R546 1K
R547 1K
C
C518 1.0
V2/5
N/P
MECH
U/3
MAX668RVD
M38
M37
5 4
M143 IC501
S-80931
M142
CNMC
1 2 3
M141
M19
M139
M138
M135
Q500
M134 M18
2SC4081
3.5V
M133
M132
R527
TP460
10K
0V
M131 3.5V
0V
M128
M127 0V
C512
100p
0V
C
0V
R529 22K
R535 47K
M123
M122
M121
M120
M119
M118
5
M117
M116
1 2
M114
M113
M112 M14
M111
R541
100K
R545 10K
M109
Q570
RST
UN5112
M108 M106
M107
M105
(MEM3.3V) L501
R548 10K
4.7uH
(B/U14V)
(VDD3.3V)
(REM3.3V)
C
To P1101 of Joint PWB-C
(Page 25)
J500
2 MTR10V GND 1
4 MTR10V GND 3
6 REM5V GND 5
8 MOT1F MOT1R 7
10 OP/CL PULSE 9
To 6/6
SEL-3
INES-ON
V-SEL
B/U DET
R516
180K
(F)
CPU-GND
M73
F-SEL
AV-ON
ACC DET
To 1/6
MTR10V
0V
R525 M7
AV-ON
10K
M42
AMP-STB
R526 M123
AMP-MUTE
10K
0V M81
LCD-ON
R531
M138
0V 1.8V 1M
PKB
0V 3.5V M139
PHONE
1.8V M143
ANT-ON
M142
REM-ON
M141
REM-DET
M105
ILL-DET
M106
BUS-ILL
ACC
R536 M82
FUN-ON
12K
4
M3
(F)
SYS-ACC
M31
RESET CENET-TX
M32
CENET-RX
3
M80
IPOD-ON
M119
IPOD-DET
M25
AV-IPOD
M26
IPOD-AV
M8
Q571
2SC4081 R572 D570
15K HZS6A2L
MEM3.3V
VDD3.3V
REM3.3V
B/U14V
GND