ENCAD CADJET 2 Service Manual page 367

8 7
PAPER SENSOR
+5V
OPTO (2C1)
OPTO
PPRSNRC
D
R1
1K
J1
+24V
1
2
3
4
5
6
HSTB*
7
+5V
8
9
10
11
12
13
EXB
14
HA0
15
EXA HA1
16
HA2
HA3
HEADER 16
C
+5V
J3
4
3
2
1
HEADER 4
+5V
C12
0.1uF
20%
+5V
C3
B
10uF
U6
LM2576T-ADJ
1 2
+24V
VI VO
C2
1000uF
80%
4
FB
A
8 7
6
VCC
R2 R3 R4 R5 R6
1K 1K 1K 1K 1K
+5V
U1
1
VCC
SHIFT 2
I/CLK
HA2 3
I/O
(1C7) HA1
4
I/O
HSTB*
5
I/O
6
I/O
HA0
7
I/O
9
I/O
10
I/O
11
I/O
12
I/O
(1A5,1B6,1D4)
13
I/O
(1A5,1B6,1D6)
14
GND
(1A5,1B6,1D4)
15
GND
(1A5,1B6,1D4)
PA7024-PLCC
(1B4)
PSEL4
(1C4)
PSEL1
PSEL3 (1C4)
PSEL6 (1B4)
+24V PSEL7 (1D4)
PSEL5 (1D4)
+5V
R7 R8 R9 R10
23.2 23.2 23.2 23.2
(1C4) QP11*
(1C4)
QP12*
PQ4
(1C4) QP10*
(1C7) HA3
(1C7) HA2
(1C7) HA1
(1C7)
HA0
(1C5)
QP9*
PQ3
PQ2
PQ1
TRICOLOR CARTRIDGE
(1C7)
L1
+12.1V
(1C7)
220uH
D1 R15 C1
MUR410 10K 1000uF
1% 80%
25V (1C7)
R16
1.13K
(1C7)
1%
6
5 4
(1C6) PSEL5
+5V
C11
0.1uF
20%
+5V
(1C6) PSEL7
28
VCC
27
I/O
(1C7)
26 HA3
I/O
25
I/O
24
I/O
PSEL2 (1C4)
23
I/O
PSEL8 (1B4)
21
I/O
QP9* (1B6) (1C6) PSEL3
20
I/O
QP10* (1B6)
19
I/O
(1B6)
18 QP11*
I/O
QP12* (1B6)
17
I/O
16
I/CLK2
22
NC
8
+5V
NC
(1C6) PSEL1
(1D4) PSEL2
J2
1
(1C6) PSEL4
2
3
4
5
6
7
8
9
(1C6) PSEL6
10
11
12
13
14
15
16
(1C4) PSEL8
HEADER 16
HA0
1 2
U4A
7406
HA1
9 8
R11 R12
U4D
4.7K 4.7K
7406
HA2 5 6
U4C
7406
HA3
3 4
U4B
7406
5 4
3 2
+12.1V
R48 R50
620 47
R49
Q6
13 12 1
2907A
620
U3F POWER5
7406
+12.1V
R54 R56
620 47
R55
Q8
13 12 1
2907A
620
U4F POWER7
7406
+12.1V
R42 R44
620 47
R43
Q4
9 8 1
2907A
620
U3D POWER3
7406
+12.1V
R36 R38
620 47
R37
Q2
3 4 1
2907A
620
U3B POWER1
7406
+12.1V
R39 R41
620 47
R40
Q3
1 2 1
2907A
620
U3A POWER2
7406
+12.1V
R45 R47
620 47
R46
Q5
5 6 1
2907A
620
U3C POWER4
7406
+12.1V
R51 R53
620 47
R52
Q7
11 10 1
2907A
620
U4E POWER6
7406
+12.1V
R57 R59
620 47
R58
Q9
11 10 1
2907A
620
U3E POWER8
7406
+12.1V
R13 R14
4.7K 4.7K
Encad, Inc.
CHA0* (1B1)
CHA1* (1B1) 6059 Cornerstone Court
CHA2* (1B1) San Diego, CA 92121
CHA3* (1B1)
Title
SCH, CADJET CARRIAGE BOARD
Size Document Number
B 204937
Date: Thursday, November 09, 2000
3 2
1
D
C
+12.1V
J4
16
POWER5
15
POWER7
14
POWER3
13
(1A3)
CHA3*
12
(1A3)
CHA2*
B
11
POWER1
10
POWER2
9
POWER4
8
(1A3) CHA1*
7
(1A3) CHA0*
6
5
POWER6
4
POWER8
3
2
1
HEADER 16
104 CARTRIDGE
A
Rev
D
Sheet 1 of 2
1