INSPECTION
FACTORY SETTINGS
CVP-105
27
1.
AUX OUT and PHONES
1-1
Apply a 1 kHz, -20 dBm sine wave to the AUX IN L/L+R. Confirm that the output meets the following
specifications:
AUX OUT L/L+R:
-10 dBm +/- 2 dB
PHONES:
-17 dBm +/- 2 dB
AUX OUT R:
Less than -60 dBm
PHONES:
Less than -60 dBm
1-2
Apply a 1 kHz, -20 dBm sine wave to the AUX IN R. Confirm that the output meets the following
specifications:
AUX OUT L/L+R:
Less than -60 dBm
PHONES:
Less than -60 dBm
AUX OUT R:
-10 dBm +/- 2 dB
PHONES:
-17 dBm +/- 2 dB
2.
Noise Level
Confirm that the PHONES L and R output noise is less than -82 dBm when no sound is produced.
Note: 0 dBm = 0.775 V
The factory settings of the following parameters are not recallable:
Help language
Song volume
Backup ON/OFF
All other settings can be reset to the initial factory values by turning the power switch on while holding down the
rightmost key on the keyboard (C7).
When this is done, the message “Back up data erased and replaced by factory data” appears, to indicate that all
backed up data has been erased and that the factory settings have been restored.
After this message has displayed for a few seconds, the main display will appear.