Creative Engineering ROCK-A-FIRE EXPLOSION - Page 231

Symptom: Does not switch from normal to special Deck
Procedure
1. Push stop - special - and
play buttons on Dual P.C.
2. Remove House Light Dimmer
from Dual P.C. Mount and
ground collector of Q-1
trans. on Show Control Board.
3. Remove DBX cable from rear
of DBX box, take a reading
between pins 1-2, while
collector is grounded,
there should be 25 volts.
Result
If it works, check manager
control cable - repair or
replace, see pages 5-047 and
5-049, also 5-069.
If it switches, replace
Show Control Board.
If there is 25 volts
between the pins - see
DBX trouble-shooting
on pages 5-003 and 5-019 thru
5-025.
Symptoms: Show rewinds when it shouldn't- stops where it
shouldn't - Erratic lighting - section o lights
missing - Irregular movements
Procedures Results
1. Manually reset the
controller by pushing
stop button on Dual P.C.
Mount •
2. Manually switch to other
Deck and new Show.
3. Identify visually, which
Characters are affected;
those in top drawer or
bottom drawer.
4. Check 25 volts and 5 volt
power supplies.
5. Switch DBX cables.
6. Check wiring and connectors
in and out of DBX.
7. Exchange Playback Board
from other drawer.
4-Q07
Problem is not seen in other
Deck - opposite Deck is bad
replace it, or see Tape Deck
manual.
See page 5-005.
Repair or replace if necessary
See pages 5-004 and 5-005,
also 5-031.
See detailed guide, pages
5-003 and 5-019 thru 5-025.
See pages 5-003 and 5-019 thru
5-025.
Adjust 3/4 bit or replace, see
pages 5-006 and 5-032.