General Troubleshooting 4-9
1
For 220V:
1. Disconnect the AC power cord from the wall
outlet.
2. Measure the AC voltage between Line and
Neutral, between AC Line and Earth/Ground,
and between Neutral and Earth/Ground.
3. The voltage between Line and Neutral and
between Line and Earth/Ground should range
from 198 to 254 VAC and the voltage between
Neutral and Ground should be less than 3 VAC.
Is the AC line voltage within specification?
Go to Step 2. Inform
customer of
insufficient
voltage or
improper
wiring.
2
1. Check the continuity through all connections of
the power cord.
2. The measurement should be less than 10 ohms
for each connection.
Does continuity test per specification?
Test the Print
Engine LVPS
(
page 4-5)
Replace the
power cord.
AC Power Troubleshooting Procedure (Continued)
Step Actions and Questions Yes No
Earth
Earth
Supply
Pins
s4400-287
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