Siemens MC55 ユーザーズマニュアル

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MC55_ATC_V01.05

Page 359 of 469

2/10/04

Confidential / Released

The write command enables or disables the presentation of URCs to report whether or not the SIM card is con-
nected.
If the ME is powered down or reset (

 or 

) the current presentation mode setting 

 will

not be retained. Therefore the setting 

=1 needs to be restored after power on the MC55 or may be saved

in the user profile (

0

(&F)

Suppress unsolicited result codes

1

Output unsolicited result codes

0

Card holder tray removed or SIM connection error 

1

SIM inserted(refer to note)

•

 reflects the status of the SIM and the card holder tray. Therefore if an empty SIM card tray is

inserted, two URCs will be presented, indicating the status 1 followed by 0, i.e. a SIM is inserted into the card
holder tray but no SIM connection could be established.

Now, after inserting an empty card tray the following URCs appear: 

<mode>

(num)(&W)(&V)

<SimStatus>

(num)(&V)

AT^SCKS=1

Activates the presentation of unsolicited result codes

OK

^SCKS: 1

Tray connected

^SCKS: 0

No SIM card found