Oki ML420 Maintenance Manual

42113901TH01 Rev.3 100 /
Oki Data CONFIDENTIAL
6.4 Connection Circuit Check for Printhead and SP/LF Motor
(1) Printhead
Signal Connector pin number
CN1
1#1
2#2
3#4
4#6
5#8
6
7
8
9
10
11 #9
12 #7
13 #5
14 #3
15
Thermistor
(5KΩ at 25°C)
HEAD1
HEAD2
HEAD4
HEAD6
HEAD8
0V
HTEMP
+50V
+50V
+50V
HEAD9
HEAD7
HEAD5
HEAD3
NC

Oki ML420 Specifications

General

Brand	Oki
Model	ML420
Category	Printer
Language	English