Toshiba MJ-1027 Service Manual page 233

1. Saddle Stitcher Unit PCB (A510)
6
DELIV_SENS 6
[IC1-68]
[A501]
IC22
HC14
CRESSENT_SENS 4
[IC1-67]
[A501]
GUIDE_HP 2
[IC1-66]
[A501]
[A505]
PUSH_HP
[IC1-102]
[A501]
PUSH_TOP
[IC1-103]
[A501]
A-28
5
+5U +5U
R129
1
470,0.1W
R130
10K,0.1W
IC22
HC14
R132 R131
5
1 2 1 2
10K,0.1W 10K,0.1W
C49
1000P,50V
+5U +5U
R134
1
470,0.1W
R135
10K,0.1W
R137 R136
3
1 2 1 2
10K,0.1W 10K,0.1W
C52
1000P,50V
+5U +5U
R140
10K,0.1W
IC22
HC14
R142 R141
1
1 2 1 2
10K,0.1W 10K,0.1W
C51
1000P,50V
+5U +5U
R151
10K,0.1W
R153 R152
1 2 1 2
1K,0.1W 1K,0.1W
C54
1000P,50V
+5U +5U
R208
R209
470,0.1W
10K,0.1W
IC23
HC14
R211 R210
12 13
1 2 1 2
1K,0.1W 1K,0.1W
C79
1000P,50V
4 3
+5V
(PI11S)
Delivery sensor
IC6
1
J9
2 138
J15P
16
VCC
2
J9
8
GND
J15P
3
J9 C65
J15P
0.1U,50V
+5V
(PI12S)
Crescent roller
phase sensor IC21
HC08
4
2 J9
14
J15P
VCC
7
GND
5 J9
J15P
C76
6
J9
0.1U,50V
J15P
(PI13S)
Guide home
position sensor
R139
7
J9
1 2
J15P
470,0.1W
8
J9
J15P
9
J9
J15P
(PI14S)
Paper pushing plate
home position sensor
R150
10
J9
1 2
J15P
470,0.1W
11
J9
J15P
12
J9
J15P
(PI15S)
Paper pushing plate
top position sensor
13
J9
1 2
J15P
14
J9
J15P
15
J9
J15P
2
IC7 IC8
IC10 IC13
HC14
125 HC02 HC02
14
14 14 14
VCC
VCC VCC VCC
7
GND
7 7 7
GND GND GND
C71
C73 C66
C67
0.1U,50V
0.1U,50V 0.1U,50V 0.1U,50V
IC22 IC23 IC24 IC25
HC14 HC14 HC14 HC08
14 14 14 14
VCC VCC VCC VCC
7 7 7 7
GND GND GND GND
C72 C74 C75 C203
0.1U,50V 0.1U,50V 0.1U,50V 0.1U,50V
1
IC20
HC74
14
VCC
7
GND
D
C69
0.1U,50V
IC26
123
16
VCC
8
GND
C204
0.1U,50V
C
B
A
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