Keyset Self Test
4-14 ◆ Section 4: Optional Equipment DS2000 Hardware Manual
Keyset Self Test
Testing the Keyset
Use the following procedure to perform a quick operational test of a keyset.
To test a keyset:
1. Unplug the telephone line cord.
2. While pressing HOLD, plug the telephone back in.
All the LED elements in the display will fill.
3. Release HOLD.
4. Dial 1 to test the green LEDs in the keys.
5. Dial 2 to test the red LEDs in the keys.
6. Dial 4 to turn the test tone on and off.
This test also shows the telephone’s firmware.
7. Dial 8 then any other key to test the key.
8. Press DND and dial 0 to exit and restart the telephone.
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