ST_CDSP_GSM_TX_POWER_TEST is fatal
This test is checking power amplifier functionality.
Error code Test Action
ST_GSM1800_TX_PWR_LOW
(0x00, 0x02)
ST_GSM850_TX_PWR_LOW
(0x00, 0x08)
Or combination (0x00, 0x0A)
- Replace N1002
ST_TXDAC_FAIL (0x00, 0x10)
Or combination (0x00, 0x1A),
(0x00, 0x12), (0x00, 0x18)
- Replace N1001
ST_CDSP_TX_PLL_PHASE_LOCK_TEST is fatal
This test is checking if phase lock loop is working.
Error code Test Action
ST_TX_PLL_FAIL (0x00, 0x08) Replace N1001
ST_CDSP_RX_IQ_LOOP_BACK_TEST is fatal
This test is checking the analogue RX communication between baseband and RF.
Error code Test Action
ST_FIMRCAL_FAIL (0x00, 0x40)
or combination (0x00, 0x50)
and (0x00, 0x60)
Replace N1001
RM-352; RM-354
RF troubleshooting
Page 4 –12 COMPANY CONFIDENTIAL Issue 1
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