Self-Diagnostic Display Function - Panasonic SC-AK48 Service Manual

SA-AK48

10 Self-Diagnostic Display Function

Self-Diagnostic display
This unit is equipped with a self-diagnostic display function
which, if a problem occurs, will display an error code
corresponding to the problem. Use this function when
performing maintenance on the unit.
How to set the Self-Diagnostic Function
Cassette Mechanism Test
(For error code H01, H02, H03, F01, F02)
1. Press "TAPE, DECK 1/2" to select Deck 2.
2. Load a cassette tape with the erasure prevention tab
removed from the left side only and close the cassette
holder.
3. Press "MEMORY" button. (FAST FORWARD shall be
executed for 2 seconds, afterwhich it will STOP)
4. Load a cassette tape with the erasure prevention tab
removed from the right side only and close the cassette
holder.
5. Press "FM MODE/BP" button. (REWIND shall be
executed for 2 seconds, afterwhich it will STOP)
6. Load a pre-recorded tape with both recording tabs intact
and close the cassette holder.
7. Press "TUNE/TIME ADSJ ^" button.
8. Press " REC/STOP" button. (Tape will not move)
9. Press " TUNE MODE" button to indicate Error Code.
(Error Code is displayed for DECK1 when DECK
selector is switched to DECK1 and display for DECK2
when it is switched to DECK2)
10. Press "TAPE, DECK1/2" button to select DECK1.
11. Repeate step 2 to 9 to test DECK1. (Tape Deck1 will not
check H02 because of no recording function)
CD Mechanism Test
(F15, F16, F17, F26, F27, F28, F29, H15)
1. Press "CD" button.
2. Press "CD Manager" button.
3. Press " /TUNE MODE" button to indicate Error
Code.
To clear all Error Code
1. Press " /TUNE MODE" button
2. FL will display "CLEAR" for 1 second and changer to
"T".
How to cancel Self-Diagnostic Function
1. Press " " button OFF.
Power Amplifier Failure (F61)
1. When power amplifier fail, F61 will be displayed
automatically.
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