Panasonic EB-X70 Service Manual

Also see for EBX70 - CELL PHONE: Operating instructions Operating instructions Technical information Service manual

CALIBRATION PROCEDURESIssue 1 Section 9 PMCD030901C8Revision 0 – 54 – Service Manual9. 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 9.2.59.2.5 Manual Verification Procedure1. If the Manual Calibration screen is not already open, carry out steps 1 to 5 of Section 9.2.42. 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 playedback through a sound card - if one is fitted to the PC. Note that if other media programs are running, e.g. Winamp,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’ buttonwill dim and the screen will reset.7. The Verification procedure is now complete.9.3. RSSIThis procedure describes the calibration of RSSI for all channels and bands.The procedure is as follows:1. Connect the test equipment as shown below.Figure 9.2: RSSI calibration test connections2. With the CB2000 software running, select the ‘RX CAL’ button3. 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.+3.7V POWER SUPPLY PCCABLE 1PCB REPAIR JIGGSM TESTERRF CABLE10745-1GPIB-USB CABLE