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Figure 3.7 Paper Feed/Size-SW PCB Circuit
B48K139-1
P5(ENGINE)
A
B
C
D
FE-MT
FE-MT
FE-MT
FE-MT
CA SOL
MP SOL
PF-PE
7
9
6
8
20
19
3
±0V
±0V
±0V
±0V
±0V
MP-PE
REGIST
PREREG
DUPE
PH2
PH5
PH1
PH4
PH3
14
5
13
2
±0V
±0V
±0V
±0V
±0V
+5V
470
R2
E-1
+5V
E-2
+5V
E-3
+5V
E-4
+5V
E-5
470
470
470
470
R14
R1
R13
R9
P2(SIZE)
PSIZE1
PSIZE2
PSIZE3
PSIZE4
±0V 0V
2
4
3
1
5
17
15
16
18
SIZE1
SIZE2
SIZE3
SIZE4
HOLD
+24VB
+24VRET
+5V
0V
HLD (* -05D)
+24VB
+24VRET
+5V
±0V
R16
4.7K
+24VRET
±0V
R15
4.7K
0V
Q3
2SC5060
+24V +24V
CA-SOL
P3 (CA SOL)
1
2
+24VRET
Q2
2SC5060
+24V +24V
MP-SOL
P4 (MP SOL)
1
2
(* -02D) HLD
Q1
DTC114ES
±0V
R12
82
R11
27
R10
1K
+5V
+24VRET
+24VRET+24VRET
R5
1-1W
R6
1-1W
R4
2.2K
R7
2.2K
C4
222
C5
222
C6
471
C3
471
R8
47K
R3
47K
+5V
0V
C2
103
C1
100µ-35V
+24VB
+24VB
+
+24VB
+24VB
4
3
MT D
6
MT C
1
MT B
2
MT A
5
P1(FEED MOTOR)
#1
SLA7027M
B48K140-1
P1(SIZE)
PSIZE1
PSIZE2
PSIZE3
PSIZE4
0V
4
3
2
1
5
SW1
SW2
SW3
SW4
±0V
INA
INB
INAN
INBN
TDA
TDB
OUTA
OUTB
OUTAN
OUTBN
VSSA
VSSB
RSA
RSB
GNDA
GNDB
REFA
REFB
6
17
5
16
2
13
9
10
8
18
1
11
7
12
3
14
4
15
F
D
C
B
F
A
11
4
10
12
1