Star Tech Journal

STAR*TEcH
Journal
April 1997
[1~)
ROWE JUKEBOX:
WHv AND
How TO
CLEAN
CBA-2 BILL ACCEPTORS
Rowe Technical Services
Rowe Manufacturing Corp.
Grand Rapids, Michigan
SUBJECT
CBA-2 Bill Acceptor preventa-
tive maintenance
MACHINES AFFECTED
All CBA-2's in Rowe Phono-
graphs
PROBLEM
The optical components of a
Jukebox CBA-2 need to be
cleaned regularly to remove air-
borne contaminants such as tar,
nicotine, and grease. If the bill ac-
ceptance has degraded signifi-
cantly or if the Bill Acceptor is
shutdown with
three blinks it
should be cleaned.
How TO CLEAN
THE CBA-2
Perform the fol-
lowing steps in the
order given to re-
store a CBA-2 to
normal service.
1. Turn the power OFF to the
- the harnesses are fragile and
Jukebox.
2. Unplug the cable that connects
the CBA-2 to theJuke.box.
3. Unlatch the CBA-2 and slide
it out of the Jukebox.
4. Remove the 4 hex head screws
holding the CBA-2 to the slide
easy to damage. Handle with
extreme caution.
8. Gently push back on the catch
(as shown in figure 1) to unhook
and then remove the board.
bracket.
5. Remove the 1 phillips screw
on the inlet to the CBA-2.
6. Remove the CBA-2 inlet.
7. VERY CAREFULLY unplug
all harnesses connected to the
CBA-2 logic board. CAUTION
located in the upper track.
10. Clean the V3 LED and the
V2 cell on the long green board
in the same manner.
9. Dip a Qtip into glass cleaner
and thoroughly clean the V3 cell
REA.sSEMBLY
1. Hook the inlet end of the long
green board over
the vertical post.
Gently seat the cir-
cuit board making
sure that it is latched .
properly (see figure
2).
2. Reassemble the
CBA-2 by installing
the logic board, the
inlet and all har-
nesses.