Page 47 - The Bally Game Show

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C-SIDE TEST
From the Switch Test, press ADVANCE. Observe that the Player 1 and 2
displays show the message, C-SIDE TEST, and that the Player 3 displays
shows 09 (C-Side Test identifier). ,ThiStest confinns that the Solenoid
A/C
Select Relay (Sol. 12) is actually in the 'C' position (ready to power flashlamp
circuits).
The Player 1 and 2 displays then change to show the 'side' of the circuit
being tested, alternating the
A/C
Relay between "SELECTEDA-SIDE" and
"SELECTED C-SIDE", while the Player 4 display shows the state of the C-
Side Switch. When the switch is closed, the Player 4 display shows "C-
SIDE".
The message "Err" appears whenever the C-Side Switch is not operating
properly. Causes of improper operation can be blown fuses (F8 or F2C) or a
faulty relay on the Aux Power Driver Board; failure of the 12 or 24 volt
power circuits; a switch matrix failure; or faulty connections between the
circuit boards in the game's backbax (CPUBoard, Aux Power Driver Board,
Backbox Interconnect Board). To halt the
A/C
Relay's operation, press
MANUAL-DOWNand press ADVANCEto activate the
A/C
Relay manually.
ENDING THE DIAGNOSTIC TESTS
To end the Diagnostic Tests, reach the C-Side Test use Auro-UP and press
ADVANCE, The backbax displays should MANUAL-DOWN,and press
ADVANCEto reach Adjustment Item 70 (INSTALLFACfORy), Use AUTO-
UP, and press ADVANCEto go to the Attract Mode.
AUTO BURN-IN MODE
The Auto Bum-in Mode permits the operator to check intermittent (or
nonrecurring) problems associated with most portions of the game's
circuitry. Repeatedly cycling through a group of tests can sometimes bring
a problem, which occurs only randomly or occasionally, to exhibit itself
more frequently, thereby aiding in the isolation of the problem. To activate
the Auto Bum-in Mode:
1.
While in the Game Adjustments, reach Ad 67 and change the Factory
Setting of NO to YES, via the Credit button. Set the AUfO-UP
I
MANUAL-
DOWN switch to
Atrro-
UP.
2.
Press ADVANCEto start the Auto Bum-in Mode. This mode repeatedly
sequences through the Music Test, the Display Test, the All Lamps portion
of the Lamp Test, and the Solenoid Test.
3.
To halt the Auto Bum-in Mode. switch the game Off and then On.
GAME
SHOW
now starts in the Attract Mode. (If a Switch problem is
now reported by the displays, perform the Switch Tests again to determine
the nature of the problem; then, perform necessary repatrs.)
Test/Diagnostic Procedures 1-41