Panasonic EB-X700 Service Manual page 77

Digital cellular phone
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9.4 Transmit Power Calibration
Note: Before calibrating the mobile, ensure that:
1.
The latest version of Panasonic PhoneTool (Version 10.0) is being used.
2.
The mobile has been placed in Test Mode.
3.
The supply voltage is set to 3.8V with a current limit of 2.5A or higher.
To begin calibration of the transmitter, select "Non-Signaling Test" from the "Modes" pull-down menu in
PhoneTool and complete the following steps:
1.
Click the "Non-Signaling Mode" button.
2.
Click the "Check Connection" button.
3.
Select TSC = 5. (Make sure the call box has the same setting for TSC)
4.
Check "Enable/Disable Editor".
Power Level Calibration
Before starting the Power Level Calibration, the Power Ramp Editor should be enabled, as described
above in Step 4. The mobile should be in a test fixture and connected to a calibrated power meter. It is
recommended that a broadband 10dB attenuator be placed on the output of the test fixture (and included
in the power meter offset) to insure a stable 50 ohm load is presented to the handset. Failure to do so may
result in inaccurate power calibration.
PROVISIONAL ISSUE
− 9-9 −
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