Sharp FO-CC500 Service Manual page 21

5.3.4 Panel key test mode
1
2 After going into the mode, cordless handset is waiting for a key to be pressed.
3
All keys should been pressed except for off key.
• After pressing all keys, off key should been pressed. If any keys that are not pressed exist, it will be displayed on LCD.
• Press the NG keys. If another NG keys exists, it will also be displayed.
• If all keys are pressed, cordless handset will going to stand-by state.
* If you want to cancel the Panel Test, press the
1 1 1 1 1
Mode No.
Input key
0 4
5.3.5 LED test mode
1
2
After going into the mode, backlight is switched on.
By inputting off key, it goes to stand-by state of Production mode.
1 1 1 1 1 2 2 2 2 2
Mode No.
Input key
0 5
5.3.6 LCD test mode
1
2
After going into the mode, check patterns are displayed on the LCD.
By inputting off key, it goes to stand-by state of Production mode.
1 1 1 1 1 2 2 2 2 2
Mode No.
Input key
0 6
5.3.7 SX test mode
1
2 After going into the mode, sidetone root is enabled.
Receiver volume is selected by using Up/Down keys. (3levels)
3
By inputting off key, it goes to stand-by state of Production mode.
1 1 1 1 1
Mode No.
Input key Input key
0 7
DOWN
5.3.8 Battery test mode
1
After going into the mode, cordless handset will check the Battery level.
• If it is less than 3.4V, "LOW BATT" will be displayed. ................. The input from the battery is turned off to create the "LOW BATT" state.
Maintain this mode.
• If it is more than 3.3V, "BATT OK" will be displayed.
2 • If cordless handset is put on the cordless handset charger, "Cradle Power" will be displayed.
By inputting off key, it goes to stand-by state of Production mode.
1 1 1 1 1 2 2 2 2 2
Mode No.
Input key
0 8
and # key simultaneously.
2 2 2 2 2
Press all keys
End of mode
Input key
OFF
End of mode
Input key
OFF
2 2 2 2 2
Volume change
UP Volume Up
Volume Down
End of mode
Input key
OFF
3 3 3 3 3
End of mode
Input key
OFF
3 3 3 3 3
End of mode
Input key
OFF
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FO-CC500A
FO-K01A