Motorola A925 Service Manual Page 32
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Motorola Confidential Proprietary
A920/A925Manual Test Procdures
3 - 8
Preliminary
Signal On
Setup
UE Signal Sync.RFNetwork 21BS SignalConnection
PICH
PICH Channel Code
AICH
AICH ChannelCode
DPDCH
DPCH ChannelCode
Power Offset (DPCCH/DPDH)
Secondary Scrambling Code
-3.0
dB
6
TPC Settings/TPC Pattern Type
WCDMA Connection Control
FDD
TPC Settings
Default Settings
TPC Algorithm
TPC Step Size
TPC Pattern Type
Pattern
Repeat Pattern
-5.0
dB
3
-7.0
dB
6
0.0
dB
1
Algorithm 2
1
dB
All 1
0000000000000000000000
bin
Off
Appli-
cation
Menus
Connect
Control
Maximum
Power
Overview
Analyzer
Lev.
Max. Level:+ 30.0 dBm Low Noise Freq/Offset: + 0.000 kHz: Chan. /Freq: 9750 / 1950 MHz
R
U
N
Ch. 2
Ch. 1
Receiver
Quality
Power Modulation Spectrum
Trigg
Analyzer
Settings
BS Signal
Level
BS Signal
Settings
Receiver
Quality
Code Dom.
Power
UE Power (Peak)
UE Power (RMS)
Current Average Maximum Minimum
24.77
dBm
24.73
dBm
24.94
dBm
24.02
dBm
24.01
dBm
24.09
dBm
20.69
dBm
Statistic Count
Out of Tolerance
10
100.00 %
WCDMA
FDD Power
Band
I
Parameter
Low
Limit
High
Limit
Unit
Avg. RMS Power Out¹ 20.5 21.5 dBm
Avg. Frequency Error² -195 195 Hz
Avg. RMS EVM² 0 13.5 %
Avg. RMS ACLR - 2³ -100 -43 dB
Avg. RMS ACLR - 1³ -100 -33 dB
Avg. RMS ACLR + 1³ -100 -33 dB
Avg. RMS ACLR + 2³ -100 -43 dB
Appli-
cation
Menus
Connect
Control
Overview
WCDMA
Analyzer
Lev.
Max. Level:+ 30.0 dBm Low Noise Freq/Offset: + 0.000 kHz: Chan. /Freq: 9750 / 1950 MHz
R
U
N
Ch. 2
Ch. 1
Receiver
Quality
Power Modulation Spectrum
Trigg
UE Signal
BS Signal
Level
BS Signal
Settings
Receiver
Quality
Code Dom.
Power
ScrCode 0
Err Vect Magn
Multiple Signal DPCCH+DPDCH 1 SR1 15
20.8
%
Statistic Count
Out of Tolerance
10
100.00 %
WCDMA
FDD Modulation
Band
I
Ana. Set
Slot Number
0
UE Power
20.81 dBm
22.16
%
26.5
%
8.5
%
8.80
%
10.2
%
15.3
%
14.03
%
15.3
%
5.6
%
5.52
%
5.6
%
-11.5
°
12.47
°
15.4
°
3.7
°
3.95
°
4.9
°
-33.06
dB
- 32.95
dB
- 32.37
dB
-21.74
dB
- 21.38
dB
- 20.07
dB
5
Hz
4
Hz
-76
Hz
0.9929 0.99226 0.9897
-29.11
dB
- 28.12
dB
- 25.49
dB
Q1 I0
Magn Error
Phase Error
I/Q Origin Offset
I/Q Imbalance
Carrier Frequency Error
Waveform Quality
Peak Code Dom Error
PCDE Code
Peak
RMS
Peak
RMS
Peak
RMS
Current Average Max /Min
CC1 64CCMode Manual
Appli-
cation
Menus
Connect
Control
ACLR
Filter
Analyzer
Lev.
dBm Max. Level:+ 30.0 dBm Low Noise Chan. /Freq: 9750 / 1950 MHz
R
U
N
Ch. 2
Ch. 1
Receiver
Quality
Power Modulation Spectrum
Trigg
BS Signal
Level
BS Signal
Settings
Receiver
Quality
Code Dom.
Power
Freq. Offset: + 0.000 kHz
Statistic Count
Out of Tolerance
10
100.00 %
WCDMA
FDD Spectrum
Band
I
Meas. Length
640
Chip
UE Power
----
+24.7
dBm
ACLR (Peak) Curr.
Analyzer
Settings
- 10.00 MHz - 5.00 MHz 0 MHz + 5.00 MHz + 10.00 MHz
+20.7
dBm
-34.9- 47.4 - 34.7 - 51.4
-41.5- 55.7 - 41.3 - 57.8
-41.5- 55.7 - 41.3 - 57.8
-34.6- 45.1 - 33.7 - 49.0
-41.3- 55.2 - 41.0 - 57.4
ACLR (RMS) Curr.
ACLR (RMS) Avg.
ACLR (Peak) Avg.
ACLR (RMS) Max.
All
Value s
in
dB
+40
+30
+20
+10
+0
-10
-20
-30
-40
-50
-2 -1 0 1 2 Ch
Current
Figure 19. TPC Pattern Type(UE Signal)
5. Set TPC Pattern Type to All 1
6. Wait until the phone indicates a signal
9. Dial a number from the phone and press the
send button.
10. The phone is now connected.
Figure 20. WCDMA Call Connected
WCDMA Call Test Parameters
While the phone under test is in an active call, the pa-
rameters for each band should be verified as described.
¹Refer to Figure 10
²Refer to Figure 11
³Refer to Figure 12
Table 5. WCDMA Call Parameters
Figure 21. WCDMA Modulation
Figure 22. ACLR Screen
WCDMA Call Processing
- Level 3 Service M anual 1
- Copyright 2
- Software License 2
- Limited Liability 2
- Table of Contents 3
- 3G Flash Procedures 7
- PST Software 8
- Flash Software Access 8
- Phone Flashing 8
- Flash Procedure Summary 11
- Flash Procedures 12
- Commands 13
- Handset Test 13
- Handset Test Command Mode 14
- Entry Method 15
- Result Screen 16
- Preliminary 17
- (Decimal) 19
- Mnemonic 19
- Field Description 19
- Manual Test 25
- Procedures 25
- GSM/DCS/PCS Call Processing 26
- 1800 Overview 27
- RS232 to CE 28
- SYN0279B 28
- WCDMA Call Processing 31
- (DPCCH/DPDH) 32
- I/Q Imbalance 32
- + 0.000 kHz 32
- (GSM/DCS/PCS) 33
- Software Version Check 39
- Display Test Procedures 39
- LEDS and Keypad Backlight 42
- Camera Testing 44
- Block 19-24 47
- Block 13-18 47
- Block 7-12 47
- Block 1-6 47
- Diagrams 49
- A920: Antenna Circuit 50
- A920: GSM RX Front End 52
- A920: GSM Receiver Front End 53
- Description 54
- MAGIC LV 55
- A920: GSM TX VCO 61
- A920: GSM PA 62
- A920: GSM TX 63
- A920: WCDMA RX Front End 65
- A920: WCDMA RX MAX2309 67
- Harmony Lite 68
- A920: WCDMA VCO 76
- A920: TX Modulator (MAX2363) 77
- A920: WCDMA TX Modulator 78
- A920: WCDMA PA 79
- WCDMA PA 80
- A920: Charger 81
- A920: Voltage Regulators 82
- A920: RX Audio 83
- A830: TX Audio 85
- A920: Transmit Audio 86
- A920: PCAP 87
- A920: POG 88
- A920: POG Memory 91
- A920: Bluetooth IC 92
- Bluetooth 93
- A920: GPS 94
- A920: GPS RF Circuit 95
- A920: GPS Baseband Circuit 96
- A920: Camera 97
- Processor 98
- A920: Helen 100
- A920: Helen Flash Memory 102
- A920: Helen SDRAM 103
- Parts List 104
- Electrical Parts List 105
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