Pioneer Lexus RX300 Panduan Servis - Halaman 39

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Halaman Cetak
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3 7 63 1515 0

7.1.2 TROUBLESHOOTING

Is B-UP ON?
BSENS terminal
Pin 75(IC601)
YES
Is ACC ON?
ASENS terminal
Pin 73(IC601)
YES
Does illumination
come on?
YES
Is PWR-ON enabled?
YES
Is voice output?
YES
TE
L 13942296513
Is VOL adjustment
enabled?
YES
Normal operation
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Check +B
NO
(Check a power supply.)
Turn on ACC
NO
(Check a power supply.)
Check illumination circuit?
NO
ILSENS terminal Pin 23(IC601)
DSSILL terminal Pin 51(IC601)
Check PWRSW terminal
NO
POWER Pin 55(IC601)
Is amplifier connected
NO
correctly?
NO
Connect amp correctly
Check encoder input.
NO
ENC1+ Pin 53(IC601)
ENC1- Pin 54(IC601)
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2 9
8
Is any sound of FM, AM and
YES
TAPE (internal sources) output?
YES
Are FM and AM
sounds output?
Q Q
3
6 7
1 3
1 5
YES
Is TAPE sound output?
YES
IsTAPE mechanical unit
operated normally?
YES
Check the following terminals
SYSPW Pin 52(IC601)
TAPEMUTE Pin 88(IC601)
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.
KEX-M8017ZT,M8017ZT-91
9 4
2 8
Check the following terminals
NO
SYSPW Pin 52(IC601)
ANSW Pin 100(IC601)
SYSMUTE Pin 50(IC601)
MUTE Pin 49(IC601)
Check the following terminals
NO
FMPW Pin 43(IC601)
AMPW Pin 44(IC601)
0 5
8
2 9
9 4
2 8
FMMUTE Pin 38(IC601)
AMMUTE Pin 37(IC601)
NO
Recheck hardware
NO
Check the following terminals
STBY Pin 85(IC601)
CM Pin 84(IC601)
SC1 Pin 83(IC601)
SC2 Pin 82(IC601)
m
9 9
9 9
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