7- 3．Power Supply - SANEI ELECTRIC SK1-21A Technical Manual

7- 3．Power supply
(1) Pin layout
Connector
※Depending on printing data, large peak current runs in the power cable.
Consider the voltage drop caused by cable impedance and allow enough margin
when choosing the power cable.
SK1-21A/31A
： Hirose DF1BZ-4P-2.5DS or equivalent
1
Pin Signal Direction
1
DC+
－
2
3
DC-
－
4
4
Function
Power supply (+)
Power supply (-)
４４