2005 INFINITI QX4 Factory Service Manual

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Page 641 of 3419

INFINITI QX4 2005 Factory Service Manual AV-52
DVD ENTERTAINMENT SYSTEM
Revision: October 20052005 QX56
DVD ENTERTAINMENT SYSTEMPFP:28184
Component Parts and Harness Connector LocationEKS00BJ5
WKIA3549E

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INFINITI QX4 2005 Factory Service Manual DVD ENTERTAINMENT SYSTEM
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System DescriptionEKS00BJ6
Refer to Owners Manual for DVD entertainment system operating instructions.
Power i

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INFINITI QX4 2005 Factory Service Manual AV-54
DVD ENTERTAINMENT SYSTEM
Revision: October 20052005 QX56
SchematicEKS00BJ7
WKWA0801E

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INFINITI QX4 2005 Factory Service Manual DVD ENTERTAINMENT SYSTEM
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Wiring Diagram — DVD —EKS00BJ8
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INFINITI QX4 2005 Factory Service Manual AV-56
DVD ENTERTAINMENT SYSTEM
Revision: October 20052005 QX56
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INFINITI QX4 2005 Factory Service Manual DVD ENTERTAINMENT SYSTEM
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INFINITI QX4 2005 Factory Service Manual AV-58
DVD ENTERTAINMENT SYSTEM
Revision: October 20052005 QX56
Trouble DiagnosisEKS00BJ9
Symptom Possible causes Repair order
DVD player inoperative1. Power supply
2. Ground circuit
3. Audio enable ci

AV-58
DVD ENTERTAINMENT SYSTEM
Revision: October 20052005 QX56
Trouble DiagnosisEKS00BJ9
Symptom Possible causes Repair order
DVD player inoperative1. Power supply
2. Ground circuit
3. Audio enable circuit
4. DVD enable signal
5. Audio enable signal
6. DVD player
7. Audio unit1. Refer to AV- 5 9 , "
Power Supply Circuit Inspection" .
2. Refer to AV- 5 9 , "
Power Supply Circuit Inspection" .
3. Check audio enable circuits for open or short between
audio unit terminals 39, 40 and DVD player terminals
11 , 9 .
4. Push power switch of DVD player and verify approx.
5V is present at terminal 39 of audio unit.
5. Push power switch of DVD player and verify approx.
5V is present at terminal 9 of DVD player.
6. Remove DVD player for repair.
7. Remove audio unit for repair.
No sound when playing
DVD1. Audio signal circuits
2. DVD player
3. Audio unit1. Check audio signal circuits for open or short between
DVD player terminals 1, 2, 3 and 4 and audio unit ter-
minals 34, 35, 36 and 37.
2. Remove DVD player for repair.
3. Remove audio unit for repair.
Video monitor is inopera-
tive/does not operate prop-
erly1. Power supply
2. Video monitor ground circuit
3. Video circuits
4. Data signal
5. Video monitor
6. DVD player1. Operate DVD player and verify battery positive voltage
is present at terminals 11 and 12 of video monitor. Ver-
ify approximately 5 volts is present at terminal 10 of
video monitor.
2. Check video monitor ground circuits between DVD
player terminals 19 and 27 and video monitor terminals
1 and 2.
3. Check video circuits between DVD player terminals 23
and 24 and video monitor terminals 7 and 8.
4. Check data signal circuit for open or short between
DVD player terminal 29 and video monitor terminal 5.
5. Remove video monitor for repair.
6. Remove DVD player for repair.
DVD remote control is
inoperative/does not oper-
ate properly1. Data signal
2. DVD player remote control batteries
3. DVD player remote control
4. Video monitor1. Check data signal circuit for open or short between
DVD player terminal 28 and video monitor terminal 6.
2. Replace DVD player remote control batteries.
3. Replace DVD player remote control.
4. Remove video monitor for repair.
Headphones inoperative 1. Headphone batteries
2. Headphones
3. Rear audio remote control unit1. Replace headphone batteries.
2. Replace headphones.
3. Replace rear audio remote control unit.
Snowy video/poor audio 1. Harness or connectors
2. DVD player1. Check harness and connectors for open or short.
2. Check DVD player.
Snowy video (audio OK) 1. Harness or connectors
2. DVD player1. Check harness and connectors for open or short.
2. Check DVD player.
No video (audio OK) 1. Harness or connectors
2. DVD player
3. Video monitor1. Check harness and connectors for open or short.
2. Check DVD player.
3. Check video monitor.
Dim video (audio OK) 1. Harness or connectors
2. DVD player
3. Video monitor1. Check harness and connectors for open or short.
2. Check DVD player.
3. Check video monitor.

Page 648 of 3419

INFINITI QX4 2005 Factory Service Manual DVD ENTERTAINMENT SYSTEM
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Power Supply Circuit InspectionEKS00BJA
1. CHECK FUSES
Check that the following fuses are not blown.
OK or NG
O

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