Epson LQ-670 Service Manual page 104

Connector No.
CN2
Note) Each head coil resistance can be measured between the number of each common terminal and
the same wire number.
Direct current resistance: 39.3 2.7 (at 25 C)
Figure 5-8. Print Head Connector Pin Alignment
Rev. A
Table 5-4. Output Voltage of the Power Supply Board
Pin No.
1.2
3,4
5.6
7,8
LQ-670 Service Manual
Output voltage
GP
+42V
GL
+5V
5-9