Front panel lights
and/or touchscreen
do not illuminate
Front Panel Malfunction
Go to Front Panel Malfunction
page (F4) to make further
checks on CPU board.
F2
1. Check connections at J3 on
151xx368 Power Supply board.
2. Check connections at J2 on
151xx365/406 LED board.
3. Replace 151xx365/406 LED board.
yes
no
Is DMM
available for
measureing
voltages?
yes
no
Are all LED's
on 151xx368
Power Supply
illuminated?
Have all fuses
been checked
on 151xx368
Power Supply?
yes
no
Check fuses on 151xx368 Power Supply
Board.
The following LED's should be lit:
'56v' & '12v' (coil symbols), '12v'
(arrow/box symbol), '5v' (logic
symbol), and either '<X/MIN' or
'>X/MIN'
Stop Machine
Does
touchscreen
illuminate?
Have fuses
been checked
in Power Entry
Module?
1. Check fuses in Power Entry Module.
2. Check that mains power is on.
The fuses in Power Entry Module
are accessible from exterior bottom
surface of cabinet. The line cord
must be removed in order to open
fuse door.
help
1. Check connections at J1 on
151xx368 Power Supply board.
2. Replace 151xx368 Power Supply
board.
no
yes
Go to Front Panel Malfunction
page (F2) to make further
checks on Power Supply.
help
F4
Is DMM
available for
measureing
voltages?
F3
Go to Front Panel Malfunction
page (F3) to make further
checks on Power Supply.
help
help
no
yes
no
yes
help
Summary of Contents for VC3500
Page 1: ...VC3500 User s Manual Software Version 3 X Manual Number MCO35 Manual Release Date July 1999 ...
Page 19: ...Installation VC3500 User s Manual Valco Cincinnati 16 Figure 8 Internal Connections Diagram ...
Page 88: ...VC3700 User s Manual Software Version 3 X Manual Number MCO34 Manual Release Date July 1999 ...
Page 181: ...VC3500 VC3700 Troubleshooting Manual Manual Number MC048 Release Date May 1999 ...
Page 185: ...VC3500 VC3700 Troubleshooting Manual Valco Cincinnati Page 1 System Level Documents ...