Service manual

AL-1651CS CIRCUIT DIAGRAM 13 - 7
C83
0.1u
12
R56
10J
21
C84
33p
12
C87
0.1u
12
R57
10J
21
C88
33p
12
C90
0.1u
12
R60
10J
21
C91
33p
12
R59
10kJ
21
IC9
74HC151
D0
4
D1
3
D2
2
D3
1
D4
15
D5
14
D6
13
D7
12
A
11
B
10
C
9
G
7
W
6
Y
5
VCC
16
GND
8
IC11
74HC151
D0
4
D1
3
D2
2
D3
1
D4
15
D5
14
D6
13
D7
12
A
11
B
10
C
9
G
7
W
6
Y
5
VCC
16
GND
8
IC13
74HC151
D0
4
D1
3
D2
2
D3
1
D4
15
D5
14
D6
13
D7
12
A
11
B
10
C
9
G
7
W
6
Y
5
VCC
16
GND
8
IC15
74LCX574
D1
2
D2
3
D3
4
D4
5
D5
6
D6
7
D7
8
D8
9
CLK
11
OC
1
Q1
19
Q2
18
Q3
17
Q4
16
Q5
15
Q6
14
Q7
13
Q8
12
VCC
20
GND
10
IC17
NC7S32M5X
1
2
4
53
C94
0.1u
12
C93
0.1u
12
BR68
10kJ
1 2 3 4
8 7 6 5
R55
10kJ
21
C109
0.1u
12
C103
0.1u
12
IC20
NC7ST08M5X
1
2
4
R308
10kJ
21
R309
10kJ
21
R31510kJ
21
R31710kJ
21
IC18
TC7SBD385AFU
A
1
B
2
OE
4
GND
3
Vcc
5
R336
10kJ
21
C389 47pF
12
R344
33J
21
R34
5
33J
21
R346
33J
21
C390 33pF
12
C391 33 F
R347
0J
21
R348
0J
21
R349
0J
21
R350
0J
21
C393 OPEN
12
C394 OPEN
12
C395 OPEN
12
C396 OPEN
D15
D11
D8
D10
D12
D9
D13
D14
/RESET#
5V
5V
5V
5V
VCC3
VCC3
VCC3
EN5V
VCC3
EN5V
VCC3
EN5V
SIN1
SIN2
SIN3
SELIN1
SELIN2
SELIN3
OP_CLK
OP_DATA
SPFMT0
SPFMT1
SPFMT3
MIRON
SPFON
TM
TM_
SIN1
SIN2
(SELIN1)
(SELIN2)
(SELIN3)
(PPD1)
(POD)
(MFD)
(CED1)
(TCS)
(PMRDY)
DVS1
(DRST)
(PPD2)
(PPD3)
THOPEN
(CED2)
DSWS
(MMLD)
(SDSW)
(SPID)
(SB4D)
FW
SPFMT2/MIRCNT
SIN3
MIRCNT
LCDDB7
LCDDB6
LCDDB5
LCDDB4
LCDE
LCDRS
D[15..0]
/HWR
/CS3
SFTMT0
SFTMT1
SFTMT2
SFTMT3
KEYSC1
KEYSC2
KEYSC3
KEYIN
DEVDIR
(SCL1)
SDA1
(SDA1)
OP_LATCH
PSL
(SDOD)
(PD1)
(PD2)
SCL
BZR
MCNT
/RESET0
/ASIC_RST
SPFS
SRRC
SGS
SPUS
(7-E1)
(7-E2)
(7-E3)
(4-E2)
(7-E1)
(7-E2)
(7-E3)
(7-E4)
(7-E4)
(7-E4)
(7-E3)
(7-E4)
(7-E3)
(7-E1)
(7-C4)
(5-E2)
(7-E4)
(11-D3)
(7-E4)
(4-C4)
(4-C4)
(4-C4)
(10-C4)
(2-D2)
(2-D2)
(2-D2)
(1-B3)
(1-B3)
(1-B3)
(1-A2)
(1-A2)
(1-A2)
(1-A2)
(4-C3)
(2-D1)
(2-D1)
Digital Input Multiplexer
3
3
3.3V
5V/3.3V
(1-D2)
(3-A2)
Extension Digital Output Port
5V
5V
3.3V
3.3V
For CRUM Model Only
(4-E2)
(4-E2)
(10-E3)
(10-E3)
(10-E3)
(7-E4)
(3-A1) (2-A1)(15-C2)
(1-A2)
(1-B3)
(6-D3)
(6-D3)
(6-D3)
(6-D3)
(2-C1)
(1-E2)
(11-D3)
(2-D2)
(2-D2)
(1-A2)
(2-D1)
(2-D1)
(2-D1)
(1-D3)
(1-D3)
(1-D3)
(1-D3)
(1-D3)
(1-D3)
(1-D3)
(7-E4)
A B C
A B C
4
3
2
1
MCU PWB (Driver section 1)