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Troubleshooting
36
RX Distortion
Table 9. RX Distortion Test Values
Test Limits
Upper limit
Lower limit
• Select the SUSPEND button to put the phone into Suspend Mode.
• Under CP_MODE, select the AMPS button to place the transceiver into Analog
call processing mode.
• Under the LOAD_SYN heading, enter desired channel and select the Set Chan
button to tune the UUT to the TEST_CHANNEL.
• Under AUD_PATH heading, set Input to 1 and Output to 4, TX MUTE and
select SET.
• Set AUD_LVL to level 4.
• Under AUD_CTRL, select Sidetone OFF.
• Under COMPD, select Compander ON.
• Under SET_RF_PWR, set transceiver to power step 2.
• Under CARRIER, select ON to enable the analog carrier.
• See Figure 13.
• Set up the test set as follows: apply an analog RF input signal at -50 dBm mod-
ulated with a 1004 Hz tone at 8 kHz peak deviation. Set the audio analyzer for
15 kHz LPF, C-message filtering, de-emphasis OFF, and RMS detector. Mea-
sure the distortion of the received audio signal at the audio out pin on the
accessory connector. Distortion must not exceed the specifications defined in
Table 9.
October 04, 2001
CDMA V200
Distortion Level
Distortion Level
(%)
(dB)
5.0
-26.0
0.1
-60.0
6881039B10
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