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Toyota Previa 1992 Service Manual page 63

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BE-125
=
7
CANNOT SET STATION SELECT BUTTON, PRESET
6 | Radio
| SOUND QUALITY POOR
4 7 | Radio
MEMORY DISAPPEARS
BR]: Radio
[U]: Radio ~ Tape Player Unit (Built-in
Power Amplifier)
| [R): Radio
[U): Radio - Tape Player Unit (Built-in Power Amplifier)
[P]: Radio - Tape Player Unit (Separate Power Amplifier)
_[P]: Radio - Tape Player Unit (Separate Power Amplifier)
WwW
ity always bad?}_N°_.f
is sound quality bad in
|_Y2S
gnats:
| | [can cassette tape be inserted in tape
Is sound qual
Radio assembly faulty.
——_—_—_
layer?
Var
certain areas only?
[Le
>
P
No
No
|a#—
R
>
RIUILP)
o
Check if DOME fuse is OK.
|NS Srepiace fuse,
1
If radio side faulty
OK
ey
A
(R) 0)
lf
Is tape player operating normally?
Go to No. 23.
ul
a
=
Ne
[ls ape player operating norma? |
rr
Is B+ applied to power ampli
Ne B+ wire harness faulty.
No
Tyes
ALDI
(Check if GND (wire harness side) to power amplifier. |S GND faulty.
No
7
Is speaker properly installed?
ee finstat properly]
=
oK
a LRT LP)
N
vie
[is B+ applied to radio or radio assembly? }—"°--[R |U] B+ wire harness faulty.
Temporarily install another
|
speaker. Functions OK?
|
Yes
P|
Power amplifier faulty.
No
;
NG
If radio side faulty
R | Radio faulty.
Check if GND (wire harness side) to radio | NS
[||
Gnp faulty.
Go to No. 23.
i o assembly.
-
U | Radio assembly faulty.
P|
Power amplifier faulty.
P | Radio assembly or power amplifier faulty. Recheck system
Fn
after repair.
Radio or radio assembly faulty.

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