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6. FRONT MICOM CIRCUIT DIAGRAM
SYSTEM not operate
Remocon not operate
SYSTEM not operate
Q703/Q704/Q705/Q706 are defective
LED not operate
RESET PART
INPUT
NAVIGATION
KEY
MAIN
MICOM
INPUT
KEY
VOLTAGE
HW RESET
TACK SW - TSM148AF
Signal Power Up (3.3V=>5V)
REMOCON FORMAT
DATA MODE
FRONT DOWNLOAD
<<SKIP
SKIP>>
PLAY
PAUSE
STOP
3854R18125A
FRONT MICOM
AFT
M_REQ
HOLD
VFD_RXD
DC_SENSE
/AVFD_CS
NAVIGATION
KEY_M
BAT_SENSE
I2C_2
I_SENSE
I2C_1
AVFD_TXD
AVFD_SCK
VFD_TXD
VFD_SCK
THERMISTER
KEY_M 5
PWRCTL_3.3V
1
THERMISTER8
WAKEUP5
M_REQ3
VFD_SCK 3
I_SENSE8
BAT_SENSE1
/M_RESET
3
VFD_RXD 3
DC_SENSE1
BF1_FM_CS3
FM_MUTE
9
FM_CS
9
FM_TXD
9
FM_SCK
9
NAVIGATION5
VFD_TXD 3
I_FAST
8
CH_EN
8
SELECT
8
MUTE_FM3
SP_AMP_EN3
A_SP_AMP_EN
4
AUDIO_CD_CON3
VIDEO_IO_CON3,5
A_VIDEO_IO_CON
4
A_AUDIO_CD_CON
4
E+5V
D+3.3V
GND
GND
GND
E+5V
E+5V
E+5V
E+5V
BAT7.6V
DC+9.8V
E+5V
GND
A+5V
GND
E+5V
E+5V
GND
E+5V
E+5V
GND
E+5V
E+5V
R743
100K
R745
OPEN
C711
10U/10V
C713
0.1U
R747
4.7K
TP707
R742
OPEN
TP700
C704
0.1U
R776
OPEN
R746
9.1K
R752
OPEN
SW704
TSM148AF
2
3
1
4
L704
10UH
R775
OPEN
SW703
TSM148AF
2
3
1
4
R755 OPEN
C708
OPEN
TP747
TP701
SL701
1
2
R709 100K
TP702
TP746
D700
STZ6.8N
2
1
3
SL700
1
2
TP715
TP786
R765
220
TP703
D701
STZ6.8N
2
1
3
TP787
C712
10U/10V
R702
0
TP704
R781
4.7K
R771
220
TP725
IC701
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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AVSS
P10
P12
INTP0
INTP1
INTP2
INTP3
SCK
VDD1
TX
RX
P23
P24
IC0(VPP)
XT2
XT1
/RESET
X2
X1
VSS0
VDD0
P25
P26
P00
P01
P02
P03
P04
VSS1
P05
P50
P51
P52
P53
AVDD
AVREF
TP706
TP716
TP734
R767
220
R751 10K
C703
0.1U
R754
OPEN
TP799
R704
56K
Q702
KTC3875(OPEN)
1
2
3
C706
0.1U
R707
39K
Q706
KTA1504S
1
2
3
SL702
1
2
TP717
R706
56K
TP790
L702
10UH
TP794
TP733
R705
75K
C709
10U/10V
R741
100K
GT702
TP724
IC703
74VHCT541
2
3
4
5
6
7
8
9
1
19
18
17
16
15
14
13
12
11
20
A1
A2
A3
A4
A5
A6
A7
A8
G1
G2
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
VCC
TP735
CON702
FRONTDOWN-8-0.5
8
7
6
5
4
3
2
1
VPP
HDATAIN
DATAOUT
FSCLK
F_RESET
VDD
GND1
GND2
TP718
R773
220
L703
10UH
TP719
GT703
TP708
TP748
IC702
XC61A07
1
2
3
TP720
C705
0.1U
TP795
TP721
GT704
TP791
C707
0.1U
SW700
TSM148AF
2
3
1
4
TP722
L700
10UH
TP798
Q705
KTA1504S
1
2
3
TP736
Q704
KTC3875
1
2
3
TP792
C701
0.1U
TP723
R768
220
Q703
KTC3875
1
2
3
R749
1.3K
GT701
R750
2.7K
R774
220
D702
GREEN_RED LED
TP710
R772
220
TP753
SL703
1
2
X701
5MHz
IC704
BU4S11
1
2
3
4
5
A
B
VSS
Y
VDD
TP713
GT705
R769
330
RC701
TSOP6238
2
1
3
GND
OUT
VDD
TP711
R770
4.7K
TP788
Q701
KTA1504S(OPEN)
1
2
3
SW701
TSM148AF
2
3
1
4
TP754
R763
0
R753
OPEN
TP789
R703
0
C702
0.1U
R764
0
C710
10U/10V
TP793
SW702
TSM148AF
2
3
1
4
R701
22
TP751
R708
100K
TP752
R748
2.7K
R766
220
Summary of Contents for DVP7772
Page 28: ...3 7 3 8 LCD CIRCUIT DIAGRAM LCD1 CIRCUIT DIAGRAM ...
Page 29: ...3 9 3 10 LCD2 CIRCUIT DIAGRAM ...
Page 30: ...3 11 3 12 LCD3 CIRCUIT DIAGRAM SR14121A ...
Page 32: ...3 14 3 15 LCD P C BOARD LOCATION GUIDE LOCATION GUIDE ...
Page 33: ......
Page 50: ...3 60 3 61 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE LOCATION GUIDE ...
Page 51: ...2 KEY P C BOARD LOCATION GUIDE LOCATION GUIDE 3 62 3 63 ...