Appendix

Appendix C. The LCD Messages Related To a Call

The followings describe messages displayed on the LCD of an attendant station and the wireless terminal in Talking Mode.

At the DKTU

1.NO RESPONSE

1)Description: After key system requests a call to the wireless terminal, if there is no

response from the wireless terminal, this message is displayed on the LCD of DKTU.

Called station: Power-off

Called station: Out-of-svc area

2.NO CHANNEL

1)Description: There is not enough system resource. If the message is displayed frequently on the LCD of DKTU, the system should be installed more.

There is no available RF channel: WTIB side

ŒThe reason is brought by WTIB.

ŒAll RF channels are fully used.

There is no available PCM Hi-way; MPB side

ŒThe reason is brought by MPB.

3.INVALID

1)Description: When a station not subscribed is called. The reason is brought by MPB.

4.NO RESPONSE: STA xxx

1)Description: After key system requests a call to DKTU, if there is no response from the wireless terminal, this message is displayed on the LCD of DKTU.

When a called DKTU does not respond;

ŒThe reason is brought by MPB.

ŒIt is not applicable to attendant station.

STOP!

;The attendant station is not applicable for this case. When time-out is occurred, the call is released.

5.RELEASED: STA xxx

1)Description: After key system requests a call to the wireless terminal, if there is no response from the wireless terminal, this message is displayed on the LCD of DKTU.

When a called WHTU does not respond;

ŒThe reason is brought by WTIB.

6.DESUB. Fail

1)Description: While the wireless terminal is desubscribed at the attendant station, the desubscription processing is really failed in MPBCOMM, DPS or WHTU.

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LG Electronics GDC-400 Appendix C. The LCD Messages Related To a Call, At the Dktu, No Response STA, Released STA