Error code Test Action
ST_RFBUS_WRITE_READ_FAIL
(0x00, 0x40) or combination
(0x00, 0xC0)
In Phoenix Testing→ GSM→ RF Controls→RX
Probe:
1 J2805 SDATA (Ch1) [1]
2 J2806 ENX (Ch2) [2]
3 J2804 SCLK (Ch3) [3]
The result should look like this:
Figure 20 Settings: Time 1ns/d + 0.1Vpp/d
All OK: replace N1001
NOK : go to BB
troubleshooting
ST_TXFIFO_WRITE_READ_FAIL
(0x00, 0x80)
In Phoenix: Testing→ GSM→ RF Controls→TX
Probe:
1 J2210 TXBB_CLK (Ch1) [4]
2 J2212 TXBB_DATA (Ch2) [5]
3 J2902 STROBE (Ch3) [6]
The result should look like this:
Figure 21 Settings: Time 1ns/d + 0.3Vpp/d
All OK: replace N1001
NOK : go to BB
troubleshooting
RM-561
RF troubleshooting
Page 4 –12 COMPANY CONFIDENTIAL Issue 1
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