Troubleshooting; Error Messages - Clarion NAX963HD Service Manual

TROUBLESHOOTING

Problem
Power indicator doesn't light.
(The power supply doesn't enter).
Screen is not displayed.
Map is not displayed.
The color of the screen is defective.
Guide voice doesn't sound.
Voice recognition is defective.
The car position doesn't move.
GPS reception is defective.
RDS-TMC reception is defective.
The provider of RDS-TMC is not
automatically selected.

ERROR MESSAGES

Error Message
USB memory
ACCESS ERROR
device The USB memory device cannot be
accessed.
Hard Disk Drive TEMP ERROR
Cannot operate correctly due to high
temperature. Please wait until
temperature becomes normal again.
TEMP ERROR
Cannot operate correctly due to low
temperature. Please wait until
temperature becomes normal again.
ACCESS ERROR
Malfunction occured in the HDD.
Please consult your nearest dealer.
Check point
Connection of power cable
Connection of CeNET cable
Power supply circuit
Connection of RGB cable
Output of RGB signal
Dot clock
HDD
Output level of RGB signal
Volume level of guide voice
Clock and data input of DAC(IC801)
Output of DAC(IC801)
MUTE setting
Connection of microphone
Input signal of ADC(IC800)
Clock and data output of ADC(IC800)
Connection of speed pulse
Wave form of speed pulse
Gyro sensor
Connection of GPS antenna
Connection of internal wiring
Connection of antenna
Setting position of window antenna
Noise source in car (PC,DC/AC converter)
Tuner Pack
RDS/TMC microcomputer
Selection of "TMC Provider screen".
The USB memory is not
connected correctly.
The USB memory is not recognised. Connect another USB memory.
The HDD cannot be accessed
because the temperature in the
vehicle is extremely high
The HDD cannot be accessed
because the temperature in the
vehicle is extremely low
The HDD cannot be accessed.
The sectors or clusters of the
HDD may be damaged.
- 3 -
Connect power cable properly.
Connect CeNET cable properly.
Confirm the output voltage of the power properly.
TP1000 HDD_5V
TP1001 D_5V
TP1003 D_3.3V
TP1008 DDR_2.5V
TP1004 VCC 1.22V
Connect RGB cable properly.
Confirm the output of RGB signal.
TP1115 R
TP1116 G
TP1114 R
Confirm the frequency of the dot clock. (TP534)
Insert HDD, and put protecting.
Confirm the output level of RGB signal.
TP1115 R
TP1116 G
TP1114 R
Adjust the volume properly.
Confirm IC801.
pin1(LRCK):11.025KHz
pin18(MCLK):8.46MHz
pin19(BCLK):705KHz
pin20(DIN):Data input
Confirm an analog aoudio signal output of pin12 of
IC801.
Confirm collector voltage of Q803.
0V : MUTE-ON
3.3V : MUTE-OFF
Confirm collector voltage of Q801.
0V : MUTE-ON
3.3V : MUTE-OFF
Connect microphone properly.
Confirm audio wave form of TP801(AD_IN).
Confirm IC800.
pin9(SDTO):Data output according to voice input.
pin10(LRCK):11.025KHz
pin11(MCLK):8.46MHz
pin12(SCLK):705KHz
Connect speed pulse cable properly.
Confirm an output signal of TP1105(ECC).
Measure pin1(VOUT) of Gyro(IC702) with the
tester. Confirm the voltage.
At geostationary: about 2.5V
When sets are rotatedand: voltage moves.
Connect GPS antenna properly.
Connect internal wiring (ANT700,ANT701) properly.
Connect antenna properly.
Change the installation position.
Separate from the antenna of the vehicle.
(especially, glass antenna)
Stop the equipment that generates the noise.
Confirm the power supply voltage.
TP2101 R_TU8V
TP2113 TUNER3.2V
Confirm the oscillation of X2102(10MHz)
and output power of TP2209 (BU5V).
Select "Automatic".
Cause
Connect the USB memory again.
Please wait until the temperature
becomes appropriate.
Please wait until the temperature
becomes appropriate.
Remedy
Remedy
NAX963HD