Rssi - Panasonic EB-X70 Service Manual
Digital cellular phone
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Also See for EB-X70:
- Operating instructions manual (158 pages) ,
- Service manual (82 pages) ,
- Technical information (4 pages)
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CALIBRATION PROCEDURES
9. Select the 'NEXT CAL' button and repeat steps 7 and 8. When the message "Copy cal. values operation -
click the 'Next cal'. button", select the 'NEXT CAL' button.
10. When manual calibration is complete, the new DAC values will be calculated and downloaded to the handset.
The message: "Downloading new DAC values - do not remove handset" will be displayed on the phone.
11. On completion of manual calibration, the Verification procedure MUST be followed as detailed in Section 9.2.5
9.2.5
Manual Verification Procedure
1.
If the Manual Calibration screen is not already open, carry out steps 1 to 5 of Section 9.2.4
2.
Select the 'VERIFY' Button.
3.
Read the expected power and check against the power-meter value.
4.
If the values are not correct, adjust them by selecting the 'TRIM' button to open the Trim Power Level window.
5.
If required, check the 'VOICE AID' box for aural confirmation of the expected power meter reading. The Voice Aid is played
back through a sound card - if one is fitted to the PC. N
an error message may be returned.
6.
Select the 'NEXT VER' button and repeat steps 3 and 4. When the calibration progress bar is full, the 'NEXT VER' button
will dim and the screen will reset.
7.
The Verification procedure is now complete.
9.3. RSSI
This procedure describes the calibration of RSSI for all channels and bands.
The procedure is as follows:
1.
Connect the test equipment as shown below.
+3.7V POWER SUPPLY
PCB REPAIR JIG
10745-1
2.
With the CB2000 software running, select the 'RX CAL' button
3.
Select the 'RUN' button.
4.
Carry out the instructions described in the main dialogue window.
5.
Select the 'STEP' button.
6.
Follow the steps until the calibration is complete.
7.
Select the 'EXIT' button when finished.
Issue 1
Revision 0
All manuals and user guides at all-guides.com
ote that if other media programs are running, e.g. Winamp,
Figure 9.2: RSSI calibration test connections
Section 9
– 54 –
PC
CABLE 1
GPIB-USB CABLE
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GSM TESTER
PMCD030901C8
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