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It´s very very nice manual with all, what i need. Original in good quality. Very fast business. Very much thanks...
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Purchased the manual that I was looking for at a great price and could download it easily.. Great service experience and for future purchases I plan to use the site.
Thank you very much
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Exactly what was needed to assess the product - excellent value and great service
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A site where discontinualed schematic diagrams and back dated information can be found on discontinued radios tv's and any electronic equipment can be found. Newer manuals either Service and operating manuals. Radio amateurs should find this site a great source for ham radio equipment manuals. I will return to this site should I need information on any electrical equipment. priced easy to download in a PDF format and print pages need to undertake the repair.
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Quality scan of the original. All the detail necessary to troubleshoot, repair and adjust the unit. I'm sure I will be downloading more manuals in the future as the need arises.
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Flowchart of Failure Analysis for The Video-system Assy
A
No audio output from subwoofer SUB-W Has the sound been emitted from the SubWoofer? NO Is sound muting set? NO Is the volume set to [0]? NO Is a signal output from IC4701 ? (31) (32) 41 YES Has the signal arrived at CN4005? YES NO Check the around of IC4701 and each input signal. If there was no problem, replace IC4701. YES Raise the volume then check again. YES Cancel muting then check again.
B
NO
Check the communication between IC4701 to CN4005.
NG
Replace Main Ass'y
Is a signal output from CN9003 ? YES Is a signal output from IC9001? (1) (7) 42 YES Has the signal come to TP9051 ? YES
NO
Check the Flexible cable between CN4005 and CN9003.
NG
Replace or reconnect flexible cable
NO
Check around IC9001.
NG
Replace Main Ass'y
NO
Check the contact between the CN9003 and R9042.
NG
Replace TANSHI Ass'y
C
Check the around of pin Jack.
*100Hz input. Sound volume is fixed to 25.
� Waveforms
41
IC4701 (31)(32)AC-SUBWOO V:200mV/div H:4msec/div
Stop
42
IC4701 (31)(32)DC-SUBWOO
Stop
IC4704 (1)(7)AC-SUBWOO V:200mV/div H:4msec/div
Stop
IC4704 (1)(7)DC-SUBWOO
Stop
D
E
F
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PDP-507XC
3 4
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