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Old 09-14-2009, 16:10   #3 (permalink)
Umair Rashid
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Location: Rawalpindi, Pakistan
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Q75."not allowed to dial" problem with Cesim A9530

01. Make sure two SIMs are online with good coverage, WLAN

switched off.

02. Press the "call"-button and type in *#9646633#

03. The phone shows "Engineer mode" with a menu of 10 different


04. Go to No. 10 "RF test tool", using the up/down button at the left

side of the mobile.

05. Choose "GSM"

06. A message shows up "Wifi....blabla", just confirm with OK

07. Choose "Power Scan"

08. Select your local GSM frequency (in my case DSC 1800 for

Germany) and press OK.

09. The mobile will freeze now, because its adjusting itself. Leave it like

this for about 2-3 minutes and wait !!!

10. Connect your mobile via USB cable to a PC, DO NOT CONFIRM

any connection mode at your mobile, just and ONLY connect the


11. Press the Menu button (second from the left, the one with the seven

small dots on it) until you you the main menu with the 12 icons on

the display.

12. Go to "Settings" --> "Network Setup" --> "SIM1 network setup"

13. Go to "Preferred mode" and choose "GSM preferred" or "GSM


14. The mobile will switch to your selection, but the message that it

will stay on display. Do not press anything else, just wait for about

10 - 15 seconds.

15. Disconnect the USB cable from the phone, it will show you that it

has switched to your selection.

16. Get back to main menu, switch off and restart the mobile

--> DONE.
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