Diagnosis Of The Main Assy - Pioneer DVR-540HX-S Service Manual

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7.1.9 DIAGNOSIS OF THE MAIN ASSY

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appear when selected
Video recording and playback by HDD
Can the video recording
and playback of HDD?
Video recording and playback by DVD
Does the tray open?
TE
L 13942296513
Insert a disc and close the tray, then playback it
Do recognize a disc?
Do play back desired
Can record desired
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Power ON
Does
No
a desired screen
a tuner?
Yes
No
Does a desired
audio output it?
Yes
No
Yes
No
Yes
No
Yes
No
video and audio?
Yes
DVD recording
No
video and audio?
Yes
End
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1 Failure in the periphery of CN2301
(Poor contact with the TUJB Assy.)
2 Failure in the periphery of CN2401
(Power supply is not supplied from the POWER SUPPLY Unit.)
3 Failure in the periphery of IC4504, IC4507, IC4511 and IC4512
(Power supply is not supplied to each IC.)
1 Failure in the periphery of CN2301
(Poor contact with the TUJB Assy.)
2 Failure in the periphery of IC3101
(Failure in the periphery of AUDIO ADC for input audio.)
3 Failure in the periphery of IC3201
(Failure in the periphery of AUDIO DAC for output audio.)
1 Failure in the periphery of CN3801
(Poor contact with the HDD.)
2 To the HDD check mode
1 Failure in the periphery of CN601
(Poor contact with the FRONT Assy.)
2 Failure in the periphery of IC501
(Failure in the periphery of the Driver IC.)
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3 6 7 1 3
1 Failure in the periphery of CN101 (Poor contact with the Pickup Assy.)
2 Failure in the periphery of IC101 (Failure in the periphery of the RF IC.)
3 Failure in the periphery of CN501 (Poor contact with the SPDL.)
4 Failure in the periphery of CN502 (Poor contact with the STEPPER.)
1 Failure in the periphery of CN2301
(Poor contact with the TUJB Assy.)
2 Failure in the periphery of IC3101
(Failure in the periphery of AUDIO ADC for input audio.)
3 Failure in the periphery of IC3201
(Failure in the periphery of AUDIO DAC for output audio.)
1 Failure in the periphery of CN101
(Poor contact with the Pickup Assy.)
2 Failure in the periphery of IC101
(Failure in the periphery of the RF IC.)
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DVR-540HX-S
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7
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
Failure in the periphery of IC101
(There is possibility of failure of
m
the EMMA2RFE chip.)
co
7
8
9 9
A
No
No
B
No
C
2 8 9 9
No
D
No
E
No
F
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