Japan CBM Corporation CMP-10, Service Manual

Page: 14 / 41

CMP-10 Service Manual
CMP-10 Rev. 1.00 P 14/41 Date: 2002.07.25
4. TROUBLESHOOTING
4.1 Troubleshooting Procedure
If the printer has a trouble, confirm its phenomenon, determine a defective part according to 4.2 Troubleshooting
Guide, and then, repair it in the specified manner.
• Phenomenon
Find a corresponding trouble phenomenon in this column. If there multiple corresponding phenomena,
confirm taking all of them into account.
This allows you to determine a hidden defective part.
• Cause
Possible causes are listed as many as possible in this column. Project a trouble cause and determine it by
the check method described in the next column.
• Check Method
Check methods are listed in this column to determine the relevant trouble cause.
• Repair Method
Repair the defective part in the manner described in this column.
Efficient troubleshooting is enabled without making a erroneous judgment by repairing in the above-mentioned
procedure.
4.2 Troubleshooting Guide
The following table lists the check methods and repair methods based on possible phenomena and causes.
AC Adapter Failure
Phenomenon
Charging LED is not
shining though DC
adapter is connected.
Cause
The AC cord is not
connected to Power inlet.
The voltage is abnormal.
(It is slightly higher than the
rating in the no-load state)
The AC adapter was
connected to another
device in the past.
Check Method
—
Use a voltmeter to
measure a supply
voltage.
—
Repair Method
Connect the AC cord to
the specified plug
socket, etc.
Replace the AC
adapter.
Replace the AC
adapter.