Problem Isolation - Datamax M-Class Mark II Maintenance Manual

3.2.1 Problem Isolation

Step
Plug in and turn ON the printer. Wait for
initialization, about one minute.
Do all three Indicator Lights remain ON?
Note: (1) Initialization may take longer

1
when equipped with certain options;
and, (2) display-equipped models
only, if the display remains dark,
press and hold MENU to adjust the
contrast; otherwise, if it does not
change, see Section 4.2.1.
Press FEED.
2
Does the printer attempt to move media?
Press FEED.
3
Is the ERROR Light ON?
4 Is the STOP Light ON?
Print a Print Quality Label.
5
Are labels printed with acceptable quality?
Send a label format from the host.
6
Was the format printed?
Troubleshooting
Procedure
3-2
Result Action
Replace the Main Logic
Yes
PCB; see Section 4.4.
No Go to Step 2.
Yes Go to Step 3.
No Go to Section 3.2.1.1.
Yes Go to Section 3.2.1.2.
No Go to Step 4.
Yes Go to Section 3.2.1.3.
No Go to Step 5.
Yes Go to Step 6.
No Go to Section 3.2.1.4.
Test complete. If
problems continue,
Yes check the parameters
of your labeling
program or code.
No Go to Section 3.2.1.5.