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.
①Called station:
②Called station:
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.
①There is no available RF channel: WTIB side
The reason is brought by WTIB.
All RF channels are fully used.
②There is no available PCM
The 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.
①When a called DKTU does not respond;
The reason is brought by MPB.
It is not applicable to attendant station.
STOP!
;The attendant station is not applicable for this case. When
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.
①When a called WHTU does not respond;
The 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.
73