4-4
Chapter 4 - Maintenance and Troubleshooting
Keyset Self Test
The
STARPLUS
of digital keysets and DSS units. The term off-line means that the unit under test is operationally
disconnected from the switch during the test operation. Keysets not under test continue to
operate in the normal manner. Tests are provided to verify the keyset and DSS LED, LCD, and
keyboard button operations.
The test mode is entered by taking a keyset's handset off hook.
Pressing the SPEED button and dialing [7#] on the dial pad disconnects the keyset from the
system and brings up the Test Mode Menu on the keyset's LCD. The test mode is exited by
putting the handset back on hook. This reconnects the keyset to the system.
Test Mode Menu -- The menu allows the operator to select a test mode by pressing the mode
number at the dial pad. The operator can always return to the main test menu by pressing [##].
Keyset LCD/LED Test
This test outputs a series of continuously repeated LCD string messages to LCD lines 1 and 2.
The set of strings consists of the letters A through X and a through x. The next set of strings are:
The strings are alternately displayed on lines 1 and 2 of the LCD display.
Keyset Button Test
1. Press a keyset button to turn on the LED and display an LCD message identifying the
button number.
Each time the selected button is pressed it sequences through the table of flash rates
available.
Triad-S™
System contains a test mode feature that supports the off-line testing
S E LE CT 1 : LCD LE D 2 : K E Y B TN 3 :D S S B TN
" P I CK U P TR U C K S P E E D ZO NE !"
" ** * STA N DI NG B AC K * **"
PR E S S K E YS E T B U T TO NS
DI G I T1
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Keyset Self Test