Page
36
of
52
2.
Before replacing any Cabinet Peripheral Control Boards:
a.
Check that P1 pin 4 of the Port Board is getting 5VDC from P7 pin 1 of the VMC.
b.
Ohm the Communication blue & white wires from P1 pins 2 & 3 of the Port Board to P8 pins 2 &
3 of the VMC.
c.
Check for Cabinet Control Errors “P Comms” Error in programming Test Mode, List Errors.
3.
Remove Port Motor Cover and ensure the Port Board Green Status Light is flashing rapidly.
a.
If Green Status Light is rapidly flashing, the Port Board is good.
b.
If the Green Status Light is On solid, check the other Cabinet Peripheral Control Boards, if their
Green Status Light is also On solid replace the Door Harness 400540 as Communication
(Blue/White) wires are damaged. If the other Cabinet Peripheral Control Board Green status
Lights are rapidly flashing, replace the Port Board.
c.
If there is no Green Status Light, check another Cabinet Peripheral Control Board, if it’s Green
Status Light is rapidly flashing, change the Port Board.
4.
Port Door still will not Open/Close, go to Port Test and ensure the VMC D7 Port Closed Diagnostic Green
Light is On.
a.
If the VMC D7 Port Closed Switch Diagnostic
Green Light is Off, ensure the clear Port Door
if fully closed.
b.
Before replacing the Port Board check that
the Port Cam is installed, not damaged, and
the magnet is in position in end of the Port
Cam.
c.
If the Port Door is fully closed and the VMC D7 Port Closed Switch Diagnostic Green Light is Off,
change the Port Board.
5.
If the Port Door is not fully closing, check for an obstruction.
a.
If no obstruction, go to Port Test and try to open and close the Port Door. In Port Test, the Port Door
should open and close with no bounce back.
b.
If there is bounce back, slow response, or just the sound of the Port Motor turning, check the Port
Cam on the Port Motor shaft for damage, missing or cam magnet is missing.
6.
If there is still no Port Door movement, change the Port Assembly.
Port Board.
Port Board.
Brushed Short
Port Motor.
Port Cam, may
be either Black
or Clear.
VMC Diagnostic Lights.
Содержание 3800-4
Страница 1: ......
Страница 2: ...Page 2 of 52 ...
