Machine Will Not Power Up; Machine Resets; Machine Locks Up; Communications Are Lost - Dover markem-imaje 5200 Service Manual

SECTION 5 Troubleshooting
Symptom
Machine Will Not
Power Up (Continued)

Machine Resets

Machine Locks Up

Communications are
Lost
5–10
Possible Cause / Problem
Power supply problem
DC voltages on Control Board
Open F7 fuse on Backplane
Temporary power interruption
Intermittent connection
(Control Board, Soft Start
Board, Transformer)
Temperature inside enclosure
too high
Electrostatic Discharge (ESD)
Corrupted job file
Improperly grounded
Possible failure in machine
initialization routines
Corrupted RAM
Failed keypad
Electrostatic Discharge (ESD)
Incorrect cable being used for
serial communications (RS-
232), causing fuse F5 on
backplane board to open.
Reference / Action
Test for proper DC voltages on
backplane and control board.
Backplane Schematic
Ensure that conditions are met
for printing.
OP, 3, Production Printing
Check internal electrical
connections.
SE 4, Print Station; Enclosure
Temperature
IN, 2, Electrical
IN, 5, Not Printing
Recreate the job in Composer
and download it to the
machine before trying again.
Select job.
OP, 3, Selecting a Job
IN, 4, The Database
Management Menu
Verify grounding
Cycle power
If cycling power does not
resolve the problem, reset to
factory default.
SE, 4, User Interface; Key
Pressed
SE, 6, Replacing the User
Interface Module
IN, 2, Electrical
IN, 5, Not Printing
Use a null modem cable that
uses pins 2, 3, and 5 only.
Replace fuse F5 on the
backplane board.
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