Call Test Parameters (Gsm/Dcs/Pcs); Figure 2-2. Gsm Connection Control - Motorola V975 Service Manual

Level 3 Service Manual

Figure 2-2. GSM Connection Control

GSM Connection Control
900
Frequency
+ 0
Hz
Offset
BCCH and TCH
Mode
BCCH
- 85.0
dBm
Level
RF
37
Channel
Connection MS Signal BS Signal
9. Dial a number from the phone and press the
send button.
10. The phone is now connected.
Figure 2-3. GSM Call Connected
Ch. 1 GSM
1800 Overview
Ch. 2
RUN P/t Norm GMSK
1(28.0 )
dBm Reported Power
25.5
Avg. Burst Power (Current)
dBm
25.7
dBm Peak Burst Power
Ok
Power Ramp
- 0.75
Sym. Time Advance Error
RUN
Ext. Phase Error GMSK
- 30
Hz Frequency Error
6.2
Peak Phase Error(Current)
2.1
RMS
MS Receiver Reports
17
RX Level
( - 94 to - 93 dBm)
0
RX Quality
( 0.0 to ( 0.2 % )
Off
Discontinuous Transmission(DTX)
Timing
PCL
Advance
Draft 1.0
Signal On
Slot
Single Slot
Mode
TCH
- 85.0 - 20.0
dBm dB
Level
used unused
RF
975 925.2
MHz
Channel
Off
Hopping
Timeslot
3
Network AF/RF Sync 1
Circuit
Connect
Switched
Control
Single Slot
R
Settings P/t Norm,
U
Signalling States GMSK
N
MS Capabililties
Signalling Info
Appli-
IMSI --- ------
cation
IMEI --- ------ --
Dialled Number 123655
Analyzer
Traffic Mode Full Rate Version 1
Meas. Control Level
Repetition Continuous
Stop Condition None
MS Signal
Display Mode Current
Statistic Count 100 Bursts
Analyzer Level
RF Mode Auto
BS Signal
RF Attenuation Low Noise
Triiger Source Signalling
Trigger Slope Rising Edge
MS Signal Network
CIrcuit Switched
Timing Advance 0 Sym.
Single Slot
PCL (MS) 1 (28.0 dBm)
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Motorola Confidential Proprietary

Call Test Parameters (GSM/DCS/PCS)

While the phone under test is in an active call, the pa-
rameters for each band should be verified as described.
Table 2-1. GSM Call Parameters
Pa ra m e te r
Burst Avg Power Out¹
Burst Output Shape
Time Advance Error
RMS Phase Error
Peak Phase Error
Frequency Error
2
RX Level Error@-105 dBm²
RX Quality @-105 dBm²
BER @-105, 10k bits³
¹Power Level = 5
²Set BS TCH level to -105 dBm
³Set BER TCH level to -105 dBm with 10k bits or 128 Frames
Table 2-2. DCS Call Parameters
Pa ra m e te r
Burst Avg Power Out¹
Burst Output Shape
Time Advance Error
RMS Phase Error
Peak Phase Error
Frequency Error
RX Level Error@-103 dBm²
RX Quality @-103 dBm²
BER @-103, 10k bits³
¹Power Level = 15
²Set BS TCH level to -103 dBm
³Set BER TCH level to -103 dBm with 10k bits or 128 Frames
Table 2-3. PCS Call Parameters
Pa ra m e te r
Burst Avg Power Out¹
Burst Output Shape
Time Advance Error
RMS Phase Error
Peak Phase Error
Frequency Error
RX Level Error@-104 dBm²
RX Quality @-104 dBm²
BER @-104, 10k bits³
¹Power Level = 15
²Set BS TCH level to -104 dBm
³Set BER TCH level to -104 dBm with 10k bits or 128 Frames
Manual Test Procedures
GSM/DCS/PCS Call Processing
Low
Lim it
27
1
-1
0
-20
-90
1
0
0
Low
Lim it
-5
1
-1
0
-20
-180
3
0
0
Low
Lim it
-5
1
-1
0
-20
-190
2
0
0
High
Lim it
Unit
31 dBm
1 P/F
1 bit/sym
5 deg
20 deg
90 Hz
9
4
2 %
High
Lim it
Unit
5 dBm
1 P/F
1 bit/sym
5 deg
20 deg
180 Hz
11
4
2 %
High
Lim it
Unit
5 dBm
1 P/F
1 bit/sym
5 deg
20 deg
190 Hz
10
4
2 %
2-3