Printronix T6000 Administrator's Manual page 258

Displayed Message
POOR SCANNING
Check Head&Heat
POOR SCANNING
Check media
POOR SCANNING
Inspect head
POWER SAVER MODE
PRINT HEAD COLD
258
Table 13. LCD Message Troubleshooting
Data validation failure: percent decode. The validator detected
gross inconsistencies within the height of the bar code. These types
of failures are likely attributed to large blemishes within the bar
code, caused by ribbon wrinkle or debris on media.
1. Check for a wrinkled ribbon or debris on media. Roll wrinkled
area onto take-up spindle.
2. Adjust the printhead pressure blocks.
3. Modify Media > Image > Print Intensity or Media > Speed >
Print Speed.
Data validation failure: percent decode. The validator detected
gross inconsistencies within the height of the bar code. These types
of failures are likely attributed to large blemishes within the bar
code, caused by ribbon wrinkle or debris on media.
1. Check for a wrinkled ribbon or debris on media. Roll wrinkled
area onto take-up spindle.
2. Adjust the printhead pressure blocks.
3. Modify Media > Image > Print Intensity or Media > Speed >
Print Speed.
Data validation failure: hardware defect. The validator detected
unexpected dark spots in spaces or light spots in bars. This usually
indicates a poor ribbon/media combination, a dirty printhead, or a
burned pixel.
1. Check paper and ribbon to make sure they are clean,
unwrinkled, and installed properly.
2. Clean printhead.
3. If message persists, replace the printhead.
This is a status message. The printer is in low-energy idle state, the
fan and higher voltages are off, and only +5Vdc logic circuits are
active.
No action required.
Printer is in a cold environment or the printhead data cable has
become dislodged from the back of the printhead or the controller.
1. Reseat the cables on printhead.
2. Change the printhead.
3. Place printer in a warmer location.
4. If problem persists, contact your authorized service
representative.
Solution/Explanation