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KX-880D ( Kenwood )

[Outline] [Inside view] [Trouble-shoots]
[Repair the +5V AVR for the control CPU ] [Repair the -12V AVR for the Dolby LSI ]

Fig1. Any control keys didn't work.	Fig.2 The tape counter was not displayed.

Fig.3 Remove the top cover and the front panel.	Fig.4 Remove the bottom cover.

Fig.5 The logic control CPU and the +5V AVR..	Fig.6 The voltage was 0V at C66.

Fig.7 The shorted capacitor ( C66 ).	Fig.8 Replace the capacitor ( C66 ).

Fig.9  Bottom of the PWB.	Fig.10 The keys started to work.