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PAMS Technical Documentation NPW-2NX 9. Troubleshooting &RQWHQWV 3DJH 1R Transceiver Troubleshooting ......................................................................................... 5 Baseband Troubleshooting ..........................................................................................5 General testing information....................................................................................... 5 Troubleshooting ...................................................................
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NPW-2NX 9. Troubleshooting PAMS Technical Documentation 3RZHU NH\ SUHVVHG • After 20ms, UEM enters RESET MODE if VBAT>Vmstr+ • VFLASH1, Vana, Vcore, Vio, and VR3 goes high • VCTCXO enabled by VR3 -> RFClk 19.44 MHz running 3XU[ UHOHDVHG • Purx released by UEM, UEMINT goes high for 100 ms, SleepX goes high, and SleepClk (32 KHz) starts running. 6RIWZDUH UXQQLQJ • Default value for Vcore is 1.5 volts and, if software is running, Vcore will rise to 1.
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NPW-2NX 9. Troubleshooting PAMS Technical Documentation A204 "The flash manufacturer and device IDs in the existing Algorithm files do not match with the IDs received from the target phone." Cx83 "The Prommer has not received Phone acknowledge to the message." Cx84 "The Phone has generated NAK signal during data block transfer.
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NPW-2NX 9. Troubleshooting PAMS Technical Documentation %X]]HU GRHV QRW ZRUN &KHFN VSULQJ FRQQHFWRUV DQG & • No sound: Try using a known good buzzer instead. If there is still no sound, change the UEM (D200) • Weak sound: Use the Audio test in Phoenix to set the buzzer parameters (frequency, strength). If it does not affect the sound level, change the buzzer. 9LEUD GRHV QRW ZRUN &KHFN VSULQJ FRQQHFWRUV DQG & DQG & • No vibration: Try using a known good vibra instead.
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NPW-2NX 9. Troubleshooting PAMS Technical Documentation Error C101 Description "The Phone does not set FbusTx line high after the startup." Not working properly Vflash1 VBatt BSI and FbusRX from prommer to UEM. FbusTx from UPP->UEM->Prommer(SA0) "The Phone does not set FbusTx line low after the line has been high. The Prommer generates this error also when the Phone is not connected to the Prommer." PURX(also to Safari) C103 "Boot serial line fail.
NPW-2NX 9. Troubleshooting PAMS Technical Documentation C106 "The Phone has not received Secondary code bytes correctly." Mbus from Prommer->UEM>UPP(MbusRx) FbusRx from Prommer->UEM->UPP FbusTx from UPP->UEM->Prommer C107 "The Phone MCU can not start Secondary code correctly." UPP C586 "The erasing status response from the Phone informs about fail." Flash C686 "The programming status response from the Phone informs about fail.
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NPW-2NX 9. Troubleshooting PAMS Technical Documentation N Is PWRDET vs. output power OK? See chart below. Check VR2 and RFTEMP . Check C930, C931 and PWRDET module. Note ! See PWRDET vs. Output power curve Y N Is DAC value vs. PWRDET (mV) OK? Check UEM (BaseBand) Detected voltages are described in the next table and diagram. TYPICAL DETECTED VOLTAGES AT POWER LEVELS PL2…PL10 FOR DUALBANDER 800A PL 2 3 4 5 6 7 8 9 10 Pout TXPWRDET dBm dac mV 26.5 633 1671 22.5 393 1038 18.5 237 625 14.5 141 372 10.
NPW-2NX 9. Troubleshooting PAMS Technical Documentation 2000 1800 Detected voltage [mV] 1600 1400 1200 800A 1000 800D 1900D 800 600 400 200 0 2 4 6 8 10 P o w e r le ve l TYPICAL DETECTED VOLTAGES AT POWER LEVELS PL2…PL10 FOR SINGLE BANDER 800A PL 2 3 4 5 6 7 8 9 10 Pout TXPWRDET dBm dac mV 25.5 559 1475 21.5 388 1023 17.5 234 618 13.5 140 371 9.5 81 215 5.5 45 120 - 800D Pout TXPWRDET dBm dac mV 27.3 671 1771 23.3 465 1228 19.3 281 742 15.3 168 445 11.3 98 258 7.3 54 144 3.3 31 82 -0.
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NPW-2NX 9. Troubleshooting PAMS Technical Documentation )DXOW ILQGLQJ FKDUW IRU 0+] RVFLOODWRU 2 Change VCTCXO OK 2.No START HERE! Is VCTCXO oscillating? 19.44MHz 1.No OK! OK 1 Check voltage C792 2.
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