Sony Xperia miro User manual

1266-5144 Rev 1

Sony Mobile Communications AB – Company Internal
Go/No Go Test
- electrical -
Xperia™ miro
ST23i , ST23a

Test and Calibration Repair Instruction Electrical/
1266-5144 Rev 1

Sony Mobile Communications AB – Company Internal
2(8)
CONTENTS
1Go/No Go Testing...........................................................................3
1.1 Antenna Coupler ..................................................................................3
1.2 Direct Line ............................................................................................4
1.3 Attenuation Factors .............................................................................6
1.3.1 Loss Values – Antenna Coupler.................................................................6
1.3.2 Loss Values – Direct Line ...........................................................................7
2Revision History.............................................................................8
This product is ONLY implemented in SERP II

Test and Calibration Repair Instruction Electrical/
1266-5144 Rev 1

Sony Mobile Communications AB – Company Internal
3(8)
1 Go/No Go Testing
This Go/No Go testing has to be carried out in tow ways, with an:
•Antenna Coupler.
•Cable in shield box
For more information on Antenna Coupler and Cable in shield box testing, refer to
1220-1336: Generic Repair Manual – electrical, section ‘Setup Go/NoGo Test’!
For part no’s on the equipment below, refer to the ‘Tools Catalogue/Matrix’!
1.1 Antenna Coupler
The following equipment has to be used:
•Rohde & Schwartz RF Shield Package
- Rohde & Schwartz RF Shield Box
- Rohde & Schwartz RF Coupler
- Grid Positioning Holder
•RF Test Cable Flexible 1M
•RF Adapter for RF Shield Box
•USIM Card, instrument specific
GSM-850/900/1800/1900
WCDMA-850/900/1900/2100
Put the grid positioning holder with its reference point in
position G13 and place the phone as shown in the adjacent
picture.
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Test and Calibration Repair Instruction Electrical/
1266-5144 Rev 1

Sony Mobile Communications AB – Company Internal
4(8)
Go/NoGo Testing
1.2 Direct Line
The following equipment has to be used:
•RF Test Cable Flexible 1M
•RF Probe
•USIM Card, instrument specific
Connect the RF Probe as shown in the adjacent picture.
To get access to the RF connector on the PBA, refer to
1266-5134: ST23 Mechanical Working Instructions,
Chapter 3.1-4.8!

Test and Calibration Repair Instruction Electrical/
1266-5144 Rev 1

Sony Mobile Communications AB – Company Internal
5(8)
Go/NoGo Testing
Follow the directions stated in ‘Go/NoGo Test Script Parameters’ to be found in
1220-1336: Generic Repair Manual – electrical, together with the ‘Attenuation Factors’ below!
This phone is available as two versions, ST23i and ST23a, including the following bands:
ST23i:
GSM-850/900/1800/1900
WCDMA-900/2100
ST23a:
GSM-850/900/1800/1900
WCDMA-850/1900/2100

Test and Calibration Repair Instruction Electrical/
1266-5144 Rev 1

Sony Mobile Communications AB – Company Internal
6(8)
Go/NoGo Testing
1.3 Attenuation Factors
The attenuation values listed below in 1.2.1 are valid only when the equipment listed on the
previous pages is being used!
1.3.1 Loss Values – Antenna Coupler
Attenuation
Attenuation
ST23i
ST23a
Band
Channel
Rx
Tx
Rx
Tx
GSM 850 Low 5.00 9.76 5.00 11.15
Mid 5.00 8.13 7.00 8.00
High 5.50 7.04 8.00 9.15
GSM 900 Low 5.50 4.62 6.50 6.91 Mid 7.00 5.49 7.00 6.96
High 5.00 6.54 6.00 7.88
GSM 1800 Low 12.00 13.30 9.00 13.73
Mid 13.00 11.36 14.00 11.26
High 13.00 11.62 13.00 11.52
GSM 1900 Low 7.50 13.21 7.50 12.69
Mid 14.00 12.35 13.00 11.71
High 13.00 10.83 13.00 10.21
WCDMA 850 Low
-
-
6.00 10.29
Mid - - 7.50 8.77
High
-
-
7.00 7.31
WCDMA 900 Low 7.00 6.12 - - Mid 6.00 5.56 - -
High 5.50 6.67 - -
WCDMA 1900 Low
-
-
9.50 13.28
Mid
-
-
12.50 11.33
High - - 13.00 10.31
WCDMA 2100 Low 11.50 11.14 11.50 9.72
Mid 11.00 14.03 12.00 11.72
High 12.00 13.04 13.00 12.12

Test and Calibration Repair Instruction Electrical/
1266-5144 Rev 1

Sony Mobile Communications AB – Company Internal
7(8)
Go/NoGo Testing: Attenuation Factors
1.3.2 Loss Values – Direct Line
Attenuation
Band
Channel
Rx
Tx
GSM 850 All 1.0 1.0
GSM 900 All 1.0 1.0
GSM 1800 All 2.3 2.3
GSM 1900 All 2.3 2.3
WCDMA 850 All 2.5 2.5
WCDMA 900 All 2.5 2.5
WCDMA 1900 All 1.3 1.3
WCDMA 2100 All 1.3 1.3

Test and Calibration Repair Instruction Electrical/
1266-5144 Rev 1

Sony Mobile Communications AB – Company Internal
8(8)
2 Revision History
Rev.
Date
Changes / Comments
1 2012-Aug-31 Initial release