LG KP175 Service Manual page 108

10.5.4 Audio Tuning
Audio Tuning mode is designed to allow a engineer to view and tune the audio parameter.
1st Menu
1 Uplink Gain
2 Downlink Gain
1. Handset
3 Sidetone Gain
2. Headset
4. Filter tables
3. Speakerphone
4. Bluetooth
5. Echo Canceller
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Only for training and service purposes
2nd Menu 3rd Menu
1. Analog Gain
2. Digital Gain
1. Analog Gain
2. Digital Gain
0 ~ 100
1. default table
2. test table1
3. test table2
4. test table3
5. test table4
6. test table5
1. Uplink
2. Downlink
10. ENGINEERING MODE
4th Menu
0 ~ 22.5 dB
0x0000 ~ 0xFFFF
12 ~ -48 dB
0x0000 ~ 0xFFFF
1. aecMode
2. aecMicThreshold
3. aecResidualThreshold
4. aecMaxStepSize
5. aecEnableCoefUpdate
6. aecEnableNlp
7. aecNlpAttenuation
8. aecEnableComfortNoise
9. aecDlUlDelay
10. aecMinLemCouplingFactor
11. aecMinLineCouplingFactor
12. aecTa ilControlGainTable
1. aecCtrl
2. aecCnfg
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5th Menu
1. Enable / 2. Disable
0x0000 ~ 0xFFFF
0x0000 ~ 0xFFFF
0x0000 ~ 0x4000
1. Enable / 2. Disable
1. Enable / 2. Disable
0x0000 ~ 0x7FFF
1. Enable / 2. Disable
0x0000 ~ 0xFFFF
0x0000 ~ 0x7FFF
0x0000 ~ 0xFFFF
1. default table
2. test table 1
3. test table 2
4. test table 3
1. Enable / 2. Disable
0x0000 ~ 0xFFFF
LGE Internal Use Only