Factory Functions
The factory functions include the following diagnostic options:
Keypad Diagnostic (on DP730) / Diagnostic Mode (on DP722)
Audio loopback
LCD on / off
LCD diagnostic
System Monitoring
Vibration (DP730 only)
Acceleration Sensor (DP730 only)
Proximity sensor (DP730 only)
1. Press Menu (left softkey or the selection key) to bring up operation menu.
2.
Use arrow keys to reach Settings .
3. Navigate to select Factory Functions and choose which diagnostic, you need to perform:
1. Diagnostic Mode (DP722) / Keypad Diagnostic (DP730)
All LEDs will light up. All keys’ name will display in red on LCD screen before diagnosing. Press any key on the keypad
to diagnose the key’s function. When done, the key’s name will display in blue on LCD with a prompt message
(PASS). To exit press “Back” (right softkey).
Note: Long arrow UP key at any time to exit diagnostic mode.
2. Audio loopback: Speak to the phone using speaker/handsets/headset. If you can hear your voice, your audio is
working fine. Press “Back” (left softkey) to exit audio loopback mode.
3. LCD ON / OFF: Selects this option to turn off LCD. Press any button to turn on LCD.
4. LCD Diagnostic: Enters this option and press Left/Right arrow key to do LCD Diagnostic (you will notice that the color
of the LCD will be changing). Press right softkey to quit.
5. System Monitoring: Displays RSSI, battery voltage and RPN information.
6. Vibration (DP730 only): Press “Vibrate” key to test if device vibrates normally. Press right softkey to quit.
7. Acceleration Sensor (DP730 only): Displays X, Y, Z coordinates. Change handset position and check new values. Press
right softkey to quit.
8. Proximity Sensor (DP730 only): Cover the proximity sensor, when the sensor is covered, the gray dot displayed on
screen will become green. Press right softkey to quit.
Factory Functions
DP722/DP730 Handsets Firmware Upgrade
The DP722/DP730 handsets can detect if a new firmware is available when it is registered to a base station.
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