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There are currently no product reviews.
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Great product, helped me to restore vintage walkman cassette.
Just some pictures could be little bit more sharp and contrast
Thank you
;
I love older radio's and the service manuals that are sometimes hard to find. Was able to find a manual quite easily on this site.
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Thank you for your shop manual! Your help was very useful - the device is repaired! Once again - Thank you! I wish you a successful business! Edward (Russia).
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It was a great experience,instead of purchasing a new Stereo Amplifier ,in just minutes i repaired my old one and that was thaks to the manual I have purchased from you.
Thanks again.
Samuel Alter
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Das ging ja sehr unkompliziert hat bestens geklappt und die Quallität ist auch noch gut.
Vielen Dank dafür.
5
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A
In a case when no image from any input appears
� Reset discharge is occurred. � Mask is displayed. � DSD is not displayed. YES Examination of the MAIN board YES Is the voltage at Pin 51 of IC8501 3.3 V DC? NO Disconnect the cable from the PN1 connector. Check if 3.3V DC is output from Pin 1 of PN1. YES YES Waveform 33 Failure in the MAIN PWB NO Failure in the power supply unit, or PN1 cable broken
B
NO
Diagnosis of Panel Module
Is a CLK signal input to Pin 12 of IC8501? And are sync signals input to Pins 55 and 57? Is a DE signal input to Pin 58?
YES
Failure in the IC8501
C
NO Is the voltage at Pin 1 of PN2 connector 2.5 V DC? NO Disconnect the cable from the PN2 connector. Check if 2.5V DC is output from Pin 1 of PN2. YES YES Is the voltage at Pin 4 of IC8002 1.5 V DC? YES Is the voltage at Pin 5 of IC8003 1.5 V DC? YES NO Failure in the IC8003 NO Failure in the MAIN PWB NO Failure in the power supply unit, or PN2 cable broken
Failure in the IC8002
D
Waveform 34 NO Failure in the X8001
Is a CLK signal input to Pin 3 of X8001? YES of X8002? YES Failure in the MAIN PWB
Waveform 35 NO
E
Is a CLK signal input to Pin 3
Failure in the X8002
F
PDP-425CMX
5 6 7 8
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