Siemens S3 COM / S4

Sony CM DX 1000

For a more graphical version of this info, check out this site, which also has german and czech versions.

Menu, 9 (Phone Options), 7 (Phone Status), Left Display Button (left MENU key), 7684666, HangUp Button (Red HandSet key)

Now "Monitor" should appear at the bottom of the Network Options menu.

Pressing the right Display Button when in monitor mode will show a list of the six cells with the strongest signals.

Test Mode Indicators:   (* = only available when call in progress )
--------------------
CH      Channel Number
RX      Signal Strength (dB)
N       NCC (Color Code)
B       BCC (Color Code)
CI      Cell ID (in Hex)
C1+     how long before phone does forced hand over. (see RX and RXAM)
LAI     Location Area Identity. Display Network ID code (42F010 = 240.01)
        and MSC
TXPWR   Transmit Power (dB)
RXAM    Reeceive signal strength cut-off point
TS*     Time Slot Number
TA*     Timing Advance. Distance from tower in Km X 2
PL*     Power Level

        Power Table
        PL:     5    6     7    8    9   10    11   12   13   14   15
        dB:     33  31    29   27   25   23    21   19   17   15   13
        Watts:  2   1.3   .8   .5   .3   .2   .13  .08  .05  .03  .02

LF*     C1 value with continuous transmisson from tower
LS*     C1 Value with discontinuous tranmission from tower
QF*     Bit Error Rate with continuous transmission from tower
QS*     Bit Error Rate with discontinuous transmission from tower
 
        BER (bit error rate) table
        QF/QS register:  0     1     2     3     4     5     6     7
        % of bit sent:  0.2   0.8   0.4   1.6   3.2   6.4  12.8  25.6