Voltage Check; Motor Operation Check - Acroprint ES700 Service Manual

6-1. Voltage Check

• AC Adapter Ass'y
Measure the voltage at the AC Adapter Ass'y plug.
Measuring point
Inside metal
Outside metal
• Control PCB Ass'y
Use test pin land TP2, 3, and 5 to measure voltage.
Measuring point
10V (TP2) GND (TP5)
5V (TP3) GND (TP5)

6-2. Motor Operation Check

Apply voltage as follows to the harness inserted to the connector CN5 and check whether the Motor runs properly.
Motor
CR motor Print Head is fore-and-aft and Platen Ass'y is up-and-down.
Target voltage Measuring conditions
17.6VAC ± 15% AC Adapter Ass'y plugged in.
Target voltage Measuring conditions
10.85VDC ± 6% AC Adapter Ass'y plugged in.
AC Adapter Ass'y plugged in.
5VDC ± 5%
Movement
6-2
Voltage applied
Pin 2 (green)
Pin 1 (red)
GND 9VDC