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C)
If game is correct, it is now ready to play.* If game is not correct, refer
to Module Replacement procedure. (See Parts List.)
3C)
SYMPTOM:
One or several displays always off.
ACTION:
A)
Do 3AA, AB, AC, and AD.
8)
Repeat 3BB and BC, if necessary.
4A)
SYMPTOM:
Solenoid(s) do(es) not pull-in during course of game.
ACTION:
A)
With power ON, open front door. Press button (Self-Test switch)
three times.
8)
If game was correct, each solenoid would be energized. A number is
flashed on the Player Score displays as each solenoid is pulsed. Note
any numbers that do not have the sound of a solenoid associated. See
Solenoid Identification Table, Page 17 and Figure V.
C)
Carefully lift the playfield (or open the back box) to gain access to the
solenoid. Turn power OFF. Inspect the solenoid.
D)
If a lead is broken off, repair. Repeat A & B. If game is correct, it is now
ready for play.* If solenoid wiring was correct, turn power OFF.
E)
Replace Solenoid Driver/Voltage Regulator module A3. See CAU-
TION NOTE 3AB.
F)
Repeat AA & AB. If game is correct, it is now ready to play. * If game is
not correct, turn power OFF.
G)
Replace MPU module A4. See CAUTION NOTE, 1C.
H)
Repeat A & B. If game is correct, it is now ready to play.* If game is not
correct, refer to Module Replacement Procedure. (See Parts List.)
48)
SYMPTOM:
Solenoid(s) always energized-Note:
If impulse solenoids (chimes, ball
ejects, slingshots, thumper-bumpers,
etc.) are energized continuously,
they are subject- to damage. Limit troubleshooting to one minute with
power ON, followed by
five minutes with power OFF.
Repeat as
necessary. Replace damaged solenoids.
ACTION:
Do 4AA, AB, AE, AF and if necessary, AG and AH.
5)
SYMPTOM:
Feature (Drop Targets, etc.) does not score.
ACTION:
A)
With power ON, open front door. Press button (Self-Test switch) four
times.
8)
If the game is correct, Match/Ball
in Play display would flash '0: If a
number appears on the Player Score displays, see Switch Assembly
Identifcation Table, Page 17 and Figure V.
C)
Carefully lift the playfield. Locate the switch assembly identified from
the number. Visually inspect the switch assembly. If the contacts are
'stuck', regap them to 1/16". See section under ADJUSTMENTS. Repeat
A & B. If the game is correct, it is now ready to play.* If game is not correct,
turn the power OFF.
D)
Replace MPU module A4. See CAUTION NOTE 1, C.
E)
Repeat A & B. If the game is correct, it is now ready to play.*
If
the
game is not correct, refer to Module Replacement Procedure. (See Parts
List. )
6)
SYMPTOM:
Game blows fuse(s) repeatedly.
ACTION:
See Module Replacement Procedure. F.O. 560
"Turn power On-OH switch OFF and then ON.
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