654321
1
R129
4.7K
C DVR 938-3耳机板
1
3
2
6
5
4
9
8
7
MIC101
MIC2
MIC100
MIC1
RP100
RVP
R124
100R
XS106
H_R
1
H_L
2
VD106
Blue LED
VD107
C106
104
HGND
LEDDR
DGND
HDET
3
4
5
6
CON6
Blue LED
XP204
CON7
2
4
3
1
2
4
3
1
R115
R116
4.7K
4.7K
C112
102
J4
J3
C113
102
1
2
3
MIC2
AGND
MIC1
HGND
H_L
H_R
HDET
DGNDD+5V
D+5V
FL+
FL-
-21V
IR
CLK
STB
SDA
J3
J4
1
2
3
4
5
6
7
XP505
CON5
1
2
3
4
5
XP201
CON6
1
2
3
4
5
6
D+5V
R117
R133
10K
100R/0.5W
LED
V100
8550
H_R
H_L
HGND
LEDDR
DGND
HDET
XP106
CON6
1
2
3
4
5
6
F
FRONT PANEL DIAGRAM
CK1
C110
104
R127
4.7K
CKX-3.5-01K
3
VS
2
GND
REMOT
R128
4.7K
OUT
N103
E
D
C
B
DS100 HNV-08SS56
FL-
VD101
1N4148
S100
S102
S106 S104
F11F12NP3P14P25P36P47P58P69P710P811P912P1013P1114P1215P1316P1417P1518P1619NX20NX21NX22NX23NX248G257G266G275G284G293G302G311G32NP33F234F2
35
25
26
27
Seg11/ks11
Seg12/ks12
Seg13/ks13
N102
S0793
G1G2G3G4G5G6G7G8
S1S2S3S4S5S6S7
28
29
30
Seg14/ks14
Seg15/ks15
Seg16/ks16
OSC5Dout6Din7CLK8STB9KEY1
4
31
VEE
Seg17/grid12
LED3
LED4
3
S1S2S3S4S5S6S7S8S9
1N4148
1N4148
VD102
VD103
S105
S103
1N4148
VD104
S101
S107
S10
S11
S12
S13
S14
S15
S16
23
24
22
S8
S9
S10
S11
S12
S13
S14
S15
S16
Seg9/ks9
21
20
19
18
17
16
15
14
13
12
Seg8/ks8
Seg7/ks7
Seg6/ks6
Seg5/ks5
Seg4/ks4
Seg3/ks3
Seg2/ks2
Seg1/ks1
Vdd
Vss
Seg10/ks10
KEY2
10
11
R120
82K
10K
10K
R119
R118
C114
221
FL+
-21V
32
33
Seg20/grid9
Seg21/grid8
Seg18/grid11
Seg19/grid10
Seg22/grid7
Seg23/grid6
Seg24/grid5
LED1
LED2
VD105
1
2
C107 104
C115
221
Grid4
Grid3
Grid2
Grid1
VDD
VSS
Blue LED
R121
150R/0.5w
D+5V
C116
221
34
35
G1
36
G2
37
G3
38
G4
39
G5
40
G6
41
G7
42
G8
43
44
C108
47u/16V
R122
47R
R123
R125
R126
C109
47u/16V
100R
100R
100R
C111
104
A
F
E
D
C
B
A
1 2 3 4 5 6