Nokia Mobile Phones NSE-5 Series Service Manual page 141

PAMS
Technical Documentation
Compensate for antenna cable loss on the GSM/PCN signal
tester or GSM/PCN Power Meter. Typical values for a standard
cable is in PCN mode 1.1 – 1.2 dB cable loss.
Select measurement of average burst power on the GSM/PCN
signal tester or GSM/PCN Power Meter.
Select the menu Testing and RF Controls. And set:
Select the menu Tuning and Tx Power.
Select the BASE power level by pressing Alt+L and scroll with
up/down arrow keys. Adjust the power level to be
approximately –35 dBm (measured on the GSM/PCN tester or
GSM/PCN Power Meter). Adjust by pressing '–' or '+'.
Note:As a rule of thumb It can be done by adjusting the value until no signal
can be measured by the GSM/PCN tester and then weaken the power level
two steps more.
Select power level 15. Adjust the signal to 2 dBm. (According
to GSM specifications)
Select power level 11. Adjust the signal to 8 dBm. (According
to GSM specifications)
Select power level 0. Adjust the signal to 30 dBm. (According
to GSM specifications)
Select calculate to make WinTesla find the rest of the power
level values.
Note: Calculated values can be checked after the calculation and fine–tuned if needed in
the same manner as previous power level tunings.
Save the TX power levels in the phone by pressing Save.
Issue 1 07/99
Service Software Instructions
Page 41
NSE–5