Bose wave radio cd trouble guide en
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Page 1
JEEP
Better sound through research®
BOSE® WAVE® RADIO/CD TROUBLESHOOTING GUIDE
Refer to the Bose Wave radio/CD service manual, part number 250443, for schematics,
PCB layouts and part lists.
Symptom
Reason(s)
Action
Dead Unit.
1. Fuse F1 open.
2. Unseated J1.
3. Open power transformer.
1. Replace fuse F1.
2. Reconnect J1.
3. Replace power transformer.
Unit turns on/off by
itself.
CD door defective.
Replace the CD door assembly.
Intermittent or
inoperable FM/AM.
Depending on date code,
defective CF303 and 0341, C342
or fractured solderjoints on
CF303.
Refer to service bulletin 250443-
B3 for further information.
1. In units built before 5/4/99,
replace CF303 with a 7.2 MHz
crystal, part number 250892-
001 and C341 and C342 with
27pF capacitors part number
133622-270. After soldering
CF303, be sure to clip the
leads.
2. In units built after 5/4/99,
check for fractured solder
joints on CF303 and make
sure the leads have been
clipped.
Constant hum on
AM/FM.
Power supply capacitor C205 may
be installed with reverse polarity.
Replace capacitor C205 part
number 144000-471V.
Hum on all sources.
Reversed C202 or C205.
Replace 0202 or C205.
The CD player is
inoperable or
intermittent.
Fractured solderjoints on power
supply capacitor C16.
Re-solder power supply capacitor
C16.
The unit doesnt
respond to the
buttons located on
The PCB located in the CD door
assembly may be cracked.
Replace the CD door assembly,
part number 198608-010 platinum
white or 198608-002 graphite
the CD door. grey.
CD does not work. 1. CD mechanism lens dirty. 1. Clean lens.
2. C16 has fractured solder joints 2. Resolder C16.
3. 13 conductor flex cable 3. Replace the flex cable.
defective. 4. Replace the CD mechanism.
4. CD mechanism failed. 5. Replace U500.
5. U500 defective. 6. Replace the CD door
6. Switch on CD door assembly assembly.
defective.
CD skips. 1. C16 has fractured solder joints 1. Resolder C16.
2 13 conductor flex cable 2 Replace the flex cable.
defective.
Part Number 250443-TG1 Rev. 00