P7689 / P7789 6.6 Testing on HP8922 NB* To test the PCB on its own without a housing or SIM card the unit must first be put into test mode and then into Tx or Rx mode using the applicable manual test commands. Ensure that a battery is present during this, as the battery acts as a SIM card presence detet for the unit. The PCB can then be taken out of the housing for any analysis. PC running Gate 22 System software RF Cable 6.7 Testing IrDA Port To test the IrDA port the following set up should be followed, the distance between handset and IrDA port should be less than 30cm and although accurate alignment is not neccesary the two should be lined up as well as possible. Note.
Software is required for both the P7689 IrDA link and also the host IrDA port. A CD Rom will be shipped with the unit to enable data transfer, the drivers for the host IrDA device should be supplied with the device. For testing all we are looking for is the discovery frame between PC and handset. PC Stand Alone IrDA port P7689 ! ! Please note this set up can only be used for Data Transfer not Flashing or Flexing. Also at present the truesynch software does not support Windows 2000. of 59 GSM Field Service Support 46 Spec Anal trum yser Osci lloscope Power Supplies HP8 Test 922 set D Un Con own it under verter Test