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Interfaces and Terminals as of I7.8
84
Terminals
sy
d-
023
9/2.
4
– I7.
8
– 0
7
.2009
Self-test Office 25
1.
Unplug the terminal connecting line from the connection socket; with the
Foxkey on the outer left pressed down, reconnect the terminal connecting line.
Once the self-test mode has started, release the Foxkey.
All the display symbols appear.
2.
Test keys: Pick up the handset and press one key after the other.
Each keystroke generates a tone in the loudspeaker.
3.
To exit the self-test mode, unplug then reconnect the terminal connecting line.
Should any irregularities occur during the self-test, contact a specialist.
Self-test Office 35, Office 45 Alpha Keyboard and Expansion Keypad
1.
Unplug the terminal connecting line from the connection socket; with the
Foxkey on the outer left pressed down, reconnect the terminal connecting line.
Once the self-test mode has started, release the Foxkey.
The LEDs go on and off, and the display symbols alternate periodically between
lit and off.
2.
With the handset off-hook, blow into the microphone.
The microphone and earpiece are connected with each other; the noise can be
heard in the earpiece.
3.
Press the loudspeaker key.
The hands-free microphone is briefly connected with the earpiece and the ambi-
ent noise is audible.
4.
Test keys: Pick up the handset and press one key after the other.
Each keystroke generates a tone in the loudspeaker.
5.
Test the AKB and EKP supplementary equipment:
All the LED displays on the connected supplementary equipment are flashing.
Test keys: Press one key after the other.
Each keystroke generates a tone in the loudspeaker. Pressing the keys "Shift",
"Control" and "Alt" does not generate a tone.
6.
To exit the self-test mode, unplug then reconnect the terminal connecting line.
Should any irregularities occur during the self-test, contact a specialist.