Keypad Locked-Up Or Not Functioning Properly - ENCAD NovaJet Pro 600e Service Manual

NovaJet PRO 600e Service Manual
Printer Output is
Banding (cont)
Keypad Locked-
Up or Not Func-
tioning Properly
4-8 Troubleshooting
Table 4-1. Troubleshooting Table (cont).
Symptoms Possible cause
• cartridge dimple
area dirty or
damaged
• flex cable
contacts dirty or
damaged
• carriage belt is
loose, too tight,
worn, or damaged
• carriage bushings replace bushings
worn or damaged
• firmware
problem
• keypad assembly
damaged
• faulty connection reseat or replace
between MPCB
and keypad
• bad MPCB
Solution
1) perform
Cartridge Dimple
Cleaning procedure
2) replace cartridge
1) perform Flex
Cable Contact
Cleaning
2) replace carriage
assembly
reinstall, check
tension assembly,
and/or replace belt
1) reset printer
2) refresh or up-
grade firmware
replace keypad
assembly
connector
replace MPCB