Benchmark Games BLASTER - Troubleshooting E-1: IO Expander Comm Error; Troubleshooting E-2: Sound Board Comm Error; Troubleshooting E-3: Tickets Out or Jam

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Trouble-Shooting Error Codes
E-1: Target Assembly IO Expander Board
Communication Error
 Check board has power, Vcc-LED should be
lit.
 Check board program is running, heartbeat
LED should be flashing slowly, fast when
receiving 485 serial comm. Commands.
 Check board firmware labeled “IO-EXP
GENERIC” code.
 Check on-board ID-switch settings, as per PCB
board section.
 Note: that relevant 485 traffic makes the
green LED flash quickly as messages are
received, check for this as well.
 Check 485 communication connector for
proper crimping and polarity (try flipping 485
connector or its pins).
 Check that all boards are connected to the
485 network, remember that in some of
them, a disconnection will break the rest of
the 485 chain.
 Check 485 communication connector on main
CPU board.
 Swap for known good unit to see if problem
follows board.
E-2: Sound Board Communication Error
 The sound board controls playback and
amplifications for the game.
 Check for board power, Vcc-LED should be lit.
 Check board program is running (green LED
flashes slowly).
 Check board firmware label for “sound card”
code.
 Check board communication-485, including
on-board ID-switch settings.
 Note: relevant 485 traffic makes the green
LED flash quickly as messages are received,
check for this as well.
 Check that all boards are connected to the
485 network, remember that in some of
them, a disconnection will break the rest of
the 485 chain.
 Check 485 communication connector on main
CPU board.
 Swap for known good unit to see if problem
follows board.
E-3: Out of Tickets or Ticket Jam
 Reload tickets for the Ticket Dispenser, press
reload button underneath Ticket Dispenser
device to restart it.
 Check power on the Ticket Dispenser, board
LED’s should be lit.
 If there is no power to the Ticket Dispenser.
Measure the voltage coming in, and all the