GL408-412e Operator’s Manual
TROUBLESHOOTING
Error Signal Troubleshooting 5-2
Troubleshooting Table 5-8
Interface Troubleshooting 5-10
Parallel Interface 5-10
RS232 Serial Interface 5-10
Universal Serial Bus (USB) Interface 5-10
LAN Ethernet Interface 5-11
802.11G Wireless Interface 5-11
Centronics Interface 5-11
Test Print Troubleshooting 5-12
Hex Dump Mode 5-12
Test Label Printing 5-12
Sample Test Label 5-13
MAINTENANCE
Cleaning Procedures 6-2
Replacement Procedures 6-3
Print Head 6-3
Fuse 6-4
Media Platen Roller 6-5
Adjustment Procedures 6-6
Label Sensor Positioning 6-6
Print Head Balance 6-7
Print Head Pressure 6-8
Print Head Alignment 6-9
Ribbon Guide 6-10
Ribbon Roller Alignment 6-11
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