HP DesignJet 250C Service Manual page 151

Error + Ready + Roll:
Steady 369
Plain + Load Media + Error + Film:
Steady 1234
Plain + Load Media + Error + Fast:
D
Steady 1235
Plain + Error + Film + Fast:
D
D
D
Steady 1345
Plain + Error + Film + Ready:
Steady 1346
Plain + Error +Film + Normal:
Steady 1348
D
Plain + Error + Fast + Roll:
Steady 1359
Steady 1389
D
D
D
D
D
D
D
D