Appendix C - Use of Common Instruments and Meters
Confidential and Proprietary Information of ZTE CORPORATION 209
F
I G U R E
9 4
T R A C E
M
E N U
SET BCCH
SET HO
CELL BAR
NEGAT. C1
PWR CLASS
SCAN BCCH
SET RF
SIM
TRACE
SET BCCH: In idle mode, lock BCCH; IN call mode, perform cross-cell
handover. When the call is completed, return to lock the BCCH.
SET HO: This function can lock the test mobile phone with a handover
in a certain cell or a hidden cell, and it provides two options:
¾
Single cross-cell handover or periodic cross-cell handover.
¾
Required times of cross-cell handover and required successful times
of cross-cell handover
CELL BAR: This function can define Cell_ber_access_s and provides 3
modes:
Standard mode: The mobile complies with GSM recommendation
Inversion mode: The mobile only camps on barred cells
Activation mode: The mobile camps on barred and non-barred cell
NEGAT CI: This function allows this mobile phone stay in the cell when
its CI is less than 0.
PWR CLASS: It defines the power level of this mobile phone. Two
options are provided:
2W CLASS 4 or 0.8W CLASS 5,
For the later case, its own power of the mobile phone is lower than the
maximum.
SCAN BCCH: This function means this test mobile phone can scan the
RF channel of the running network and provide the receiving level
value and BSIC of each channel. The whole scanning process needs
several minutes and can exit by pressing C. Press “OK” to display the
reception level and BSIC of the channel being scanned.
SET RF: Specify the RF channel and test the field strength level.
SIM: Set the related information of the SIM card. 8 configurations are
available for the SIM, as shown in Figure 95.
