42114101 Rev.1
102 /
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
40
39
38
37
36
35
34
33
28
27
26
25
24
23
22
21
32
31
30
29
N.C.
HD1
HD3
HD9
HD11
+50V
+50V
HD17
HD19
HD21
HD22
HD20
HD18
+50V
+50V
HD12
HD10
HD4
HD2
HTEMP
N.C.
HD5
HD7
HD13
HD15
+50V
+50V
HD23
HD24
+50V
+50V
HD16
HD14
HD8
HD6
0V
N.C.
N.C.
N,C,
N.C.
1
2
1
2
#1
1
2
#3
1
2
#5
1
2
#7
1
2
#9
1
2
#11
#1
#3
#5
#7
#9
#11
1
2
#13
#13
1
2
#15
#15
1
2
#17
#17
1
2
#19
#19
1
2
#21
#21
1
2
#23
#23
1
2
#2
#2
1
2
#4
#4
1
2
#6
#6
1
2
#8
#8
1
2
#10
#10
1
2
#12
#12
1
2
#14
#14
1
2
#16
#16
1
2
#18
#18
1
2
#20
#20
1
2
#22
#22
1
2
#24
#24
CN1
Thermistor (5k
Ω
at 25
°
C)
6.4
Connection Circuit Check for Printhead and SP/LF Motor
(1)
Printhead
Signal
Connector pin number
Summary of Contents for ML490 Series
Page 1: ...42114101 Rev 1 1 135 ML490 491 PRINTER Maintenance Manual ODA...
Page 2: ...42114101 Rev 1 2...
Page 38: ...42114101 Rev 1 38 Drive gear Ink tank Ribbon cartridge Figure 2 6...
Page 48: ...42114101 Rev 1 48 Change arm Change lever Platen Release cam Figure 2 13 REAR TOP BOTTOM...
Page 96: ...42114101 Rev 1 96 9 Carriage Assy NK2 10 SUS Bearing portion of guide roller EM 30L B...
Page 119: ...42114101 Rev 1 119 6 8 9 7 1 2 3 11 10 4 5 Figure B 2 Printer General Assy...
Page 124: ...42114101 Rev 1 124 9 12 11 1 13 3 7 1 14 5 6 7 2 10 8 Figure B 4 Carriage Assy...