and
SQA-V
Service Manual Dec_2019
33
Surge
Protector for
SN# 1527
and above
PN: V-A-
00475-01
21.
Surge Protector Replacement (continued)
Electrical surges or high voltage spikes in mains may cause damage to the SQA-V surge
protector. Follow below instructions to check if the surge protector is intact or to replace the
damaged surge protector to prevent further damage of SQA-V internal components.
Please be
advised:
Only an
experienced and
licensed
electrical
technician or
electrician
should perform
this repair
How to check the Surge Protector:
Turn off the power and unplug the power
cord from the inlet on rear panel of SQA-
V
Open the SQA-V
Remove the printer from the rear panel
Disconnect the printer cable and set the
printer aside
Look through 3 small windows located
on the front face of the surge protector
and verify that the surface inside the
windows is green
If at least one of the surfaces inside the
windows is not green, replace the surge
protector
How to replace the Surge Protector:
Follow the instructions from the section
above to open the SQA-V and remove
the printer
In order to remove the defective Surge
Protector all its 3 wires should be
released
Insert a small flat screwdriver into
square opening in PDP (tri-colored
contact block) right below the wire
Simultaneously gently push down the
screwdriver in order to release the wire
and pull out the released wire
Release and pull out from the PDP all 3
wires of Surge Protector (2 black and 1
yellow-green)
Cut all tie wraps attaching the wires to
the rear panel
Using 5.5mm socket screwdriver
unscrew the nut connecting the Surge
Protector to the rear panel
Replace the defective Surge Protector
with the new one and reconnect all its
wires back to the PDP
