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6. Repairing
Test item
MODE
Close down
DCS1800
Band Change
E-GSM /
DCS1800->
PCS1900
Call setup
PCS1900
TX Power
PCS1900
RMS Phase error
PCS1900
PEAK Phase error
PCS1900
Frequency Error
PCS1900
Power Vs Time
PCS1900
RX Class2 RBER
PCS1900
RX Level
PCS1900
RX Quality
PCS1900
Close down
PCS1900
*1 Refer to 1.Overview Channel selection condition
LGE Internal Use Only
Procedure
( Test is repeated under DCS1800 band )
1. Push "END Call" of GSM tester
2. Wait to indicate "Call End" and change to idle screen.
3. Push "Power" to check shut down.
1. Change mode of GSM tester to "PCS1900".
2. Set HHP to PCS1900 mode using PTE Command
UsePTEcommand 00140 => SetBandSelect,1
1. Input the PTE command "StartCall"
2. input the PTE command "Receivecall"
3. Wait to indicate "Active" to establish call
1. ARFCN is assign to Mch ( or Lch/Hch )
2. Set PL to 0(PCS1900)
3. Wait to establish hand over
4. Measure output power
1. ARFCN is assigned to Mch ( or Lch/Hch )
2. Set PL to 0(PCS1900)
3. Wait to establish hand over
4. Change mode of GSM tester to "Phase/FREQ"
5. Set analyze burst number to 50
6. Read "RMS maximum" window
1. ARFCN is assigned to Mch ( or Lch/Hch )
2. Set PL to 0(PCS1900)
3. Wait to establish hand over
4. Change mode of GSM tester to "Phase/FREQ"
5. Set analyze burst number to 50
6. Read "PEAK maximum" window
1. ARFCN is assigned to Mch ( or Lch/Hch )
2. Set PL to 0(PCS1900)
3. Wait to establish hand over
4. Change mode of GSM tester to "Phase/FREQ"
5. Set analyze burst number to 50
6. Read "Frequency error maximum" window
1. ARFCN is assigned to Mch
2. Set PL to 0(PCS1900)
3. Wait to establish hand over
4. Change mode of GSM tester to "Power Ramp"
5. To check pass/fail indication under three mode "TOP
2dB" "Rise edge" and "Fall edge"
1. ARFCN is assigned to Mch*1
2. Set PL to 0(PCS1900)
3. Wait to establish hand over
4. Change mode of GSM tester to "Bit error"
5. To define sampling value to 10000
6. To define measure "Res Type 2"
7. To adjust base station output level to -103.5dBm
8. Wait to indicate BE Ratio and read it.
1. Same setting and procedure as RX RBER
2. Wait to indicate "Mobile reported Rxlev" and read it.
1. Same setting and procedure as RX RBER
2. Wait to indicate "Mobile reported RX Qual" and read it.
1. Push "END Call" of GSM tester
2. Wait to indicate "Call End" and change to idle screen.
3. Push "Power" to check shut down.
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Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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