Sharp XE-A402 - Page 22

PC-UM10M
XE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT
– 21 –
A B
C D
87654
3
21
12345678
D C
B A
/7
/JPFA /JPFB /JPFC
JAS JBS JCS
FB14 FB15 FB16 FB17
2 4 6 8
11
0
3 5 7 9
IC17
STA471A
VCC
TM1 TM
R75 18KF
R76
4.7K
FB13
EFCB322513TS
C67
100pF
C68
0.1uF
/RPFA /RPFB /RPFC /RPFD
/JPFDJDS
RAS RBS RCS RDS
EFCB322513TS(FB14-FB21)
FB18 FB19 FB20 FB21
2 4 6 8
11
0
3 5 7 9
IC18
STA471A
R91
1K
P91
/S3
C79
1000pF
Q6
KRC111S
D5
1SS355
PHUPS
VCC
R92
1K
FB25
EFCB322513TS
VH
R77 20K
+24V
VRCOM VJCOM
FB26
EFCB322513TS
FB27
EFCB322513TS
FB28
EFCB322513TS
F1
T1.6A/250V(LT-5)
C69
10uF/50V
JP1
[0 SHORT]
+24V
R82 5.6K
R83
10K
Q2 C2412K
Q7
MTD2955V
R93
10K
VHCOM
C73
2200uF/35V
/RES
R136
(47K)
/JPES /RPES
VREF
FB22
EFCB322513TS
FB23
EFCB322513TS
VCC VCC
+24V
R79 4.7K
5 6
7
4 8
IC16B
BA10393F
R88 100K
C75 0.1uF
R89 100K
C76 0.1uF
+24V
P91 P91
/S2 /S4
3 2
1
4 8
IC16A BA10393F
C77
330pF
C71
330pF
Q3
KRC111S
Q4
KRC111S
R78 4.7K
D2
1SS355
D3
1SS355
VCC
R80 240
C70
1000pF
1 3
2
IC15
KIA431F