ResMark 5000 High-Resolution
Section 4: Troubleshooting
400386 Operations Manual Rev A
Page 27
System
System
Symptom
Possible
Cause
Review
Observation
Action
General Power and
functionality issues
(Membrane LEDs
abnormal or not
illuminated, buttons
don’t function)
Power Supply
Check for Power LED to the Ink Supply Module. If
LED is not illuminated, check power supply LED and /
or barrel output.
No power from power
supply
Replace power supply
Power Jumper
Cable
Exterior LED 6 of secondary print head OFF -
disconnect power jumper cable and measure voltage
24 VDC
See PCB Board exterior test
OFF
Replace power jumper cable
PC Board
(exterior)
Exterior LED 6
ON
Disconnect power from print head and
remove rear plate-PCB assembly
OFF
Replace PCB
PCB Board
(interior)
Insulate PCB assembly from surrounding metal
objects. Connect power. Interior LED 14 heartbeat.
ON
Unlock J12, re-seat ribbon cable and
engage lock
OFF
Replace PCB
Ink pump not
working during
Clean / Prime cycle
PC Board
LED11: Green; indicates a print head is signaling for
the Liquid Pump to turn on.
ON
Replace ISM
OFF
Replace PCB
Air in System
Clean both orifice plate and ship cap seal with
approved sponge swab, install PM shipping cap
(properly seat in grooves), and run Recirculation
system for 15 minutes, decap, and run Prime cycle.
Ink flows
Check All Channel Print. If all channels
are not present, repeat Recirculation as
necessary
Ink does not flow
Internal issue; run PCB board test
Waste Full
Waste LED is red.
Remove waste bottle; LED should change to green.
Green
Empty waste bottle
Red
Check internal connections to of LED
array / membrane switch and re-seat J12
connector or replace PCB