Midway Hydro Thunder, Operation Manual

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Troubleshooting 6-5
VGM Startup Troubleshooting Table, continued
SYMPTOM CAUSE REQUIRED ACTION
Faulty coin
mechanism
1. Unlock and open coin door. Check each
currency acceptor to assure proper mounting.
Verify that each release latch is closed and
locked. Does mechanism accept and reject
currency correctly? Test mechanism with good
and bad coins.
2. Inspect to see if external acceptor indicators
(Pricing, Flashing Arrows, etc.) are lit.
3. Verify that each acceptor operates properly by
placing it in working VGM. Replace bad parts.
Faulty switches
1. Enter Menu System by pressing and holding
TEST MODE switch inside coin door. From
Diagnostics Menu, choose SWITCH AND LAMP
TESTS. Use tests to confirm operation of each
switch in VGM.
2. Assure that no loose parts or wires are caught in
switch contacts.
3. Check for continuity in each suspect switch
connection (Common to Normally Open or
Common to Normally Closed).
4. Replace faulty switches (bent levers, broken
actuators, etc.).
•
VGM (video game machine)
doesn’t start.
•
VGM accepts currency or
tokens.
•
Audio and video are present.
Faulty wiring
1. Assure that no wires are caught in hinges,
latches or switch contacts.
2. Check wiring continuity from circuit board
connectors to acceptors.