FEED ASSEMBLY------------------------------------------------------------------------------------------------------------------ | 11 |
Platen Module------------------------------------------------------------------------------------------------------------------ | 11 |
24VDC Stepper Motor ------------------------------------------------------------------------------------------------------- | 11 |
Lower Supply Guide and Bi-Cell Sensor -------------------------------------------------------------------------------- | 11 |
Printhead Latch ---------------------------------------------------------------------------------------------------------------- | 11 |
Functional Description ---------------------------------------------------------------------------------------------------------- | 11 |
Printhead Locking ------------------------------------------------------------------------------------------------------------- | 12 |
SUPPLY HOLDER ASSEMBLY------------------------------------------------------------------------------------------------- | 12 |
Functional Description ---------------------------------------------------------------------------------------------------------- | 12 |
CONTROL PANEL ASSEMBLY------------------------------------------------------------------------------------------------- | 12 |
Functional Description ---------------------------------------------------------------------------------------------------------- | 12 |
| 13 |
PRELIMINARY CHECK ----------------------------------------------------------------------------------------------------------- | 13 |
ANALYZING FAILURE DURING POWER UP ------------------------------------------------------------------------------ | 13 |
EVALUATION OF A 616 ERROR (DOT SHIFTING FAILED) ----------------------------------------------------------- | 13 |
EVALUATION OF A 704 ERROR (OUT OF SUPPLY)-------------------------------------------------------------------- | 13 |
EVALUATION OF A 754 ERROR (OUT OF RIBBON)-------------------------------------------------------------------- | 14 |
EVALUATION OF A 755 ERROR (PRINTHEAD OPEN) ----------------------------------------------------------------- | 14 |
EVALUATION OF A 765 ERROR (PRINTHEAD FAILURE)------------------------------------------------------------- | 14 |
EVALUATION OF THE CONTROL BOARD ASSY. ----------------------------------------------------------------------- | 14 |
EVALUATION OF COMMUNICATIONS -------------------------------------------------------------------------------------- | 14 |
GENERAL TROUBLESHOOTING SUGGESTIONS----------------------------------------------------------------------- | 15 |
| 19 |
POWER-UP SELF-TEST --------------------------------------------------------------------------------------------------------- | 19 |
NV RAM ByteTest---------------------------------------------------------------------------------------------------------------- | 19 |
Version String Mismatch ------------------------------------------------------------------------------------------------------- | 19 |
System Restart Condition --------------------------------------------------------------------------------------------------- | 19 |
Printhead Dot Resistance ------------------------------------------------------------------------------------------------------ | 19 |
TEST LABEL (LEVEL 1) ---------------------------------------------------------------------------------------------------------- | 19 |
SERVICE DIAGNOSTICS -------------------------------------------------------------------------------------------------------- | 20 |
Accessing Diagnostic Modes-------------------------------------------------------------------------------------------------- | 20 |
Data Dump Mode ---------------------------------------------------------------------------------------------------------------- | 20 |
Serial Loop Back Test----------------------------------------------------------------------------------------------------------- | 21 |
Parallel Port Test----------------------------------------------------------------------------------------------------------------- | 21 |
Diagnostics Test Mode---------------------------------------------------------------------------------------------------------- | 21 |
Performing a Virgin Printer Reset----------------------------------------------------------------------------------------- | 21 |
Printing a Test Label --------------------------------------------------------------------------------------------------------- | 21 |
| 23 |
SERVICE TESTS ------------------------------------------------------------------------------------------------------------------- | 23 |
CN6 Power Supply------------------------------------------------------------------------------------------------------------ | 23 |
Continuity Tests ------------------------------------------------------------------------------------------------------------------ | 23 |
Transformer - Primary Side ------------------------------------------------------------------------------------------------ | 23 |
Transformer - Secondary Side--------------------------------------------------------------------------------------------- | 23 |
Bridge Rectifier ---------------------------------------------------------------------------------------------------------------- | 23 |
Head Open Sensor ----------------------------------------------------------------------------------------------------------- | 23 |
Displaying Machine/Service Totals --------------------------------------------------------------------------------------- | 23 |
Print Contrast Adjustment------------------------------------------------------------------------------------------------------ | 24 |
Platen Motor Gear Adjustment ----------------------------------------------------------------------------------------------- | 24 |
Ribbon Tension Adjustment --------------------------------------------------------------------------------------------------- | 24 |
CHECKING SUPPLY QUALITY------------------------------------------------------------------------------------------------- | 25 |