
Appendix
Rev. A
A-13
-004
2W
L151
LP
201-
2R
5S
D
Q1
51
A
1469
R
153
0.
22
D
155
ER
C
81
R
152
R
164
100
C
154 1000
u
10V
X2
R
158
100K C159 560p
+
I
1 1
- I
1 2
F B
3
D T C
4
C T
5
R T
6
G N D
7
C 1
8
+
I
2
1 6
- I
2
1 5 R O
1 4 O C
1 3 V C C
1 2 C 2
1 1 E 2
1 0 E 1
9
IC
15
1
TL49
4
R
161
20
R
162
300
R
160
10K
R
151
47
0/
2W
R
181 84.
5K
R
159
4.
75K
ZD
15
5
HZ
S
6A
1L
D
152
E
R
A
82-
004
14
6
T101
5
7
R
131
0.
22/
2W
R
128
10
0K
/1
W
C
111
15
0u/
400
V
C3
1
4700
p
1
3
2
4
D
B
101
D
5SBA
60
*
TY
10
1
S
M
8J
Z47A
5W
C3
4700
p
C4
4700
p
C2
0.
22u
R2
4.
7
TF
R3
4.
7
5W
R4
4.
7
5W
C8 4700
p
C9 4700
p
*
F
B
101
Q1
01
K
1692
C
114
4700
p
Q1
02
C4
40
8
Q1
03
A
1015
D
102
1S
S
120
R
115
270
C
113 0.
1u
R
116 270
R
118
10
0K
/1
W
C
115
33
00
p/
1.
2K
V
C
116
33
00
p/
1.
2K
V
R
111
30
0/
1W
D
101
E
R
A
82-
004
10
4
12
13
3
D
131 ER
A
82-
004
1
3
2
D
151 F10P
10
Q
R
170 10K
Q1
52
A
1680
R
166
200K
R
167
3K
C
158
0.
01u
R
163 3.
6K
R
172
5.
6K
B
151
R
165
1k
GL
+5
V
/1.
0A
2 3 4
10
5
8
6
9
7
ch
.B
1
CN2
+3
5V
/1
.5
A
Gp
B
C
181 0.
1u
R
173
1.
2K
R
171
1.
5k
R
182 2K
Q1
53
A
1015
C
157
47
0u
/6
.3
V
R
174 10K
R
175 2.
7K
C
151
R
156
300
ZD
18
5
H
ZS6
A-
2
ZD
18
4
H
ZS6
A-
2
C
152
33
00u/
50
V
X2
25V
R
113 4.
7k
R
117
1
C
112 100u
1
2
5 4
P
C
101
TL
P
63
4
9
1
2
11
R
114 270
2
1
3
IC
10
1
N
JM
431
R
119 10K
R
112
0.
68/
3W
R
121 4.
7K
R
120 2.
4K
C1
0.
68u
1
2
3
4
L1
E
LF
18D
85
0Z
N
L
1
CN1
2
F1
T5
A
H
/250V
R1
39
0K
/0
.5
W
R
127
10
0K
/1
W
D
104 ER
B
38-
05
R
126
10
0K
/1
W
R
124
22
0/
2W
R
123
39
C
117
22
00u/
16
V
D
203 ER
A
82-
004
R
232
1
C
118
0.
01u
R
125
10K
R
157 510
R
168 10k
1
2
6 5
4
P
C
102
TL
P
64
7J
(D
4-
LF2
)
(D
4-
G
B
-L
F2
)
D
103
E
R
A
82-
004
R
132
1
D
181
1S
S
120
ZD
15
1
H
ZS6
A-
2
ZD
18
1
H
ZS6
A-
2
ZD
18
2
H
ZS6
A-
2
ZD
18
3
H
ZS6
A-
2
R
169
510
Q1
54
C1
81
5
Q1
55
DT
C1
14
E
S
ZD
15
3
H
ZS7
B-
2
ZD
15
2
R
D
39
JSA
B3
F
D
254 1S
S
120
D
153
1S
S
120
C
155 0.
1u
R
154
2K
R
155 20K
ZD
15
4
H
ZS6
A-
2
C
156
33u/
16V
D
154 1S
S
120
D
252 E
R
A
82-
004
4
14
6
T201
5
7
R
231
0.
22/
2W
D
204 ER
B
38-
05
R
228
10
0K
/1
W
C
211
15
0u/
400
V
*
B
201
Q2
01
K
1692
C
214 4700
p
Q2
02
C4
40
8
Q2
03
A
1015
R
215
270
R
214 270
F
D
202
1S
S
120
R
219
10K
C
213 0.
1u
R
216 270
R
218
10
0K
/1
W
R
221
4.
7K
C
215
33
00
p/
1.
2K
V
C
216
33
00
p/
1.
2K
V
D
201
E
R
A
82-
004
R
213
4.
7k
R
217
1
R
211
30
0/
1W
10
9
12
13
3
D
231 E
R
A
82-
004
1
3
2
D
251
F10P
10
Q
C
251
C
252
33
00u/
50
V
X2
R
270
10K
Q2
53
A
1015
R
271
1.
5k
R
272
5.
6K
R
273
1.
2K
2 3 4 5 6
ch
.A
+3
5V
/1
.5
A
1
CN3
Gp
A
R
256
300
D
281
1S
S
120
25V
C
212 100u
R
257 510
1
2
5
4
P
C
201
TL
P
63
4
1
2
11
2
1
3
IC
20
1
N
JM
431
R
220
2.
4K
R
212
0.
68/
3W
(T
Y
10
1,
Q
101,
Q
20
1,
D
151,
D
251)
(C
181)
(D
4-
G
B
-L
F2
)
H
eat
si
nk
N
ot m
ou
nte
d
Figure A-6. C124 PSE Board Circuit Diagram
Summary of Contents for DLQ-3000 Minerva+
Page 1: ...EPSON 24 PIN DOT MATRIX PRINTER EPSON DLQ 3000 SERVICE MANUAL SEIKO EPSON CORPORATION 4008259 ...
Page 5: ...v REVISION SHEET Revision Issued Data Contents Rev A August 21 1997 First Release ...
Page 61: ...2 3 12 Other Sensor Circuits 2 31 ...
Page 160: ...Chapter 6 Maintenance 6 1 Maintenance 6 1 6 1 1 Lubrication and Adhesion 6 1 ...
Page 171: ...DLQ 3000 Rev A A 6 ...
Page 172: ...Appendix Rev A A 7 A 2 Circuit Diagrams Figure A 2 C210 MAIN Board Circuit Diagram 1 2 ...
Page 173: ...DLQ 3000 Rev A A 8 ...
Page 174: ...Appendix Rev A A 9 Figure A 3 C210 MAIN Board Circuit Diagram 2 2 ...
Page 175: ...DLQ 3000 Rev A A 10 ...
Page 177: ...DLQ 3000 Rev A A 12 Figure A 5 C124 PSB Board Circuit Diagram ...
Page 180: ...Appendix Rev A A 15 Figure A 8 C210 MAIN Board Component Layout 2 2 ...
Page 181: ...DLQ 3000 Rev A A 16 Figure A 9 C124 PSB Board Component Layout ...
Page 182: ...Appendix Rev A A 17 Figure A 10 C124 PSE Board Component Layout ...
Page 189: ...EPSON SEIKO EPSON CORPORATION ...