Basic HTML Version
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FIGURE IV. SELF ..DIAGNOSTIC TEST
MPUA4
ROUTINE
MAINTENANCE CHECK
1
..
REFER TO
..
,
-
'TROUBL.E SHOOTING ON lOCATION'
-
CORRECT FAULT
t,
POWER·UP:
TURN OFF POWER,
TURN ON POWER'
,
,
LED ON MODULE
NO
SEE SYMPTOM
'1,
PAGE
13
_."
A4 FLASHES ex
..
Ii
I
,
YES
PAESS SELF·TEST BUTTON
ON INSIDE OF FRONT DOOR
J
TO ENTER COMMUNICATIONS TEST
r
,
Ot,
02,04,
OS.
10, 20,
40, 80 DISPLAYED
NO
SEE SYMPTOM
,1112,
PAG.13
IN BOTH COLUMNS
"
YES
PRESS SELF·TEST BUTTON (AGAIN)
TO ENTER LAMP DRIVER MODULE TEST
J~
_1
ALL FEATURE L.AMPS UGHT,
NO
SEE SYMPTOM '113,PAGE 13
'flASH ON AND OFF?
,
YES
I
PRESS SEL.F·TEST BUTTON (AGAIN)
TO ENTER SOLENOID DRIVER MODULE TEST
,
ALL SOLENOIDS'
PULL·IN··
NO
SEE SYMPTOM
illS,
PAGE 14
--
IN SEQUENCE?
-
~
-
YES
PRESS SELF-TEST BUTTON (AGAIN)
(4)
TO ENTER SOUND MODUL.E TEST
PRESS SELF·TEST BUTTON (AGAIN)
j~
TO ENTER STUCK-SWITCH TEST
-
SOUND MODUL.E PLAYS
-
TUNE
+
YES
INa
SEE SYMPTOM
'lie,
PAGE 14
NO
SEE SYMPTOM
1117,
PAGE 14
..
ALL SWITCHES'
OPEN?
" YES
'SOLENOID AND STUCK-SWITCH NUMBER IS FLASHED ON PLAYER
PRESS SELF-TEST BUTTON
SCORE DISPLAYS AS AN AID IN TROUBLESHOOTING
OR TURN POWER OFF AND THEN ON.
See page 15
GAME READY TO PLAY.
'"HOLD FLIPPER BunONS IN DURING TEST
~EPEAT ENTIRE TEST IF REPAIR WAS MADE.
12
,!
I
-
1