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Motorola C357 Service Manual page 40

Digital wireless telephone

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C-357 Level 3 SERVICE MANUAL
CDMA Transmitter Tests
Call Setup Screen
Waveform Quality:Numeric Rho
Call Control
F1
Waveform
Rho
Quality Setup
0.9968
F2
Time Erro r:
Numeric Rho
Carrier Feed thro ug h:
Phase Erro r :
Code
Mag nitud e Erro r :
F3
Domain
Power
EVM :
F4
Code Domain
Power+Noise
F5
Swap Window
Positions
F6
Background
Active Cell
1 of 2
MORE
FULL
Preset
Simultaneous measurements results in much
reduced test time.
Note)The Specifications are
Rho 0.944<Rho<1
Frequency Error -300Hz<FE.<300Hz
Time Error -1us<Time Error<1us
Carrier Feedthrough under 0dB
Phase Error under 90 deg.
Magnitude Error under 100%
EVM under 25%
1. Press Measurement Selection Key
2.Select Waveform Quality + Code Domain
3.Read Rho, Frequency Error, Time Error
Carrier Feedthrough, Phase Error, Magnitude
Error, EVM2
Page 40 of 107
Confidential & Proprietary
Call Parms
- 55.00
Frenquency Error
- 3.5 Hz
dBm/ 1.23MHz
Cell Band
0.43 us
US cellular
- 41.96 d Bc
2.25 ˚
Channel
4.06 %
410
5.65 %
Protocol Rev
6 (IS- 2000)
Radio Config
(Fwd3,Rvs3)
SO55 ( Loopback)
FCH Service
Sys Type :IS- 2000
Option Setup
Connec ted
1 of 3
Intref
Offset
MAIN MENUS
Measurement
Inst rument
selec t ion
selec tion
4
4
F7
F8
F9
F10
F11
F12
MORE
Regist er
rec all
1.Press Measurement Selection
key
and
Select
Quality +Code Domain
2.Read Rho, Frequency
Error, Time Error, Carrier
Feedthrough, Phase Error
Magnitude Error,
top
Waveform
EVM2

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