Text preview for : DocumentDispatch_(Test and Calibration)_006.pdf part of Sony Ericsson Xperia Active ST17 ST17i ST17a full service manual
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Test & Calibration
- electrical -
XperiaTM active
ST17i, ST17a
1249-2435 Rev 2 Sony Ericsson Mobile Communications AB Company Internal
Test and Calibration Repair Instruction Electrical/
CONTENTS
1 Go/NoGo Testing ............................................................................ 3
1.1 Antenna Coupler .................................................................................. 3 1.2 Direct Line ............................................................................................ 4 1.3 Attenuation Factors ............................................................................. 6
1.3.1 1.3.2 Loss Values Antenna Coupler ................................................................. 6 Loss Values Direct Line in Box ............................................................... 7
2
SERP Calibration ............................................................................ 8
2.1 Calibration Setup ................................................................................. 8 2.2 Calibration Procedure .......................................................................... 9
2.2.1 Test Program (ETS) Flashing ..................................................................... 9 2.2.2 Calibration Instructions .............................................................................. 9 2.2.3 Re-Customization .......................................................................................... 9
3
Revision History ........................................................................... 10
This product is ONLY implemented in SERP II
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Test and Calibration Repair Instruction Electrical/
1
Go/NoGo Testing
This Go/NoGo testing has to be carried out in two 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 D7 and place the phone as shown in the adjacent picture.
Please be aware that the antenna is mounted on the Cover Battery. There is two different version of the Cover Battery, one for ST17i and one for ST17a.
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Test and Calibration Repair Instruction Electrical/
Go/NoGo Testing
1.2
Direct Line
The following equipment has to be used: · RF Test Cable Flexible 1M and support sleeve · A Test Inner Frame (see below) · USIM Card, instrument specific · A SIM card and Dummy Battery with external power supply and cables (if not using a fully charged battery) Connect the RF Probe as shown in the adjacent picture. To get access to the RF connector on the PBA, refer to 1249-2431: ST17 Working Instructions, section 3.1-3.3 and 5.3
Test Inner Frame
In order to secure the power supply and RF connection during measurement you need to produce a Test Inner Frame. - Pick an undamaged ST17 Inner Frame. - Drill a 4.6mm hole at the exact pre-marked dip. (Make sure to use a new 4.6mm drill.) - Check that the hole is aligned with the RF connector. This fixture may be reused for testing many ST17 units.
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Test and Calibration Repair Instruction Electrical/
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, ST17i and ST17a, including the following bands: ST17i: GSM-850/900/1800/1900 WCDMA-900/2100 ST17a: GSM-850/900/1800/1900 WCDMA-850/1900/2100
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Test and Calibration Repair Instruction Electrical/
Go/NoGo Testing
1.3
Attenuation Factors
The attenuation values listed below in 1.3.1 and 1.3.2 are valid only when the equipment listed on the previous pages is being used!
1.3.1 Loss Values Antenna Coupler
Attenuation ST17i Rx Tx 8.00 17.69 5.00 12.00 18.00 13.00 21.00 5.00 6.00 6.00 4.00 5.00 8.00 11.00 11.00 11.00 11.00 11.00 11.00 15.37 12.50 9.58 10.96 12.30 10.75 10.21 8.37 6.28 5.11 7.18 8.00 11.00 11.00 8.00 8.00 11.00 Attenuation ST17a Rx 13.00 7.00 12.00 21.00 21.00 21.00 5.00 6.00 6.00 4.00 5.00 8.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 11.00 Tx 10.69 8.37 12.50 16.58 17.96 17.30 10.75 10.21 8.37 6.28 5.11 7.18 11.00 11.00 11.00 11.00 8.00 8.00 8.00 8.00 11.00
Band GSM 850
Channel Low Mid High Low
GSM 900
Mid High Low
GSM 1800
Mid High Low
GSM 1900
Mid High Low
WCDMA 850
Mid High Low
WCDMA 900
Mid High Low
WCDMA 1900
Mid High Low
WCDMA 2100
Mid High
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Test and Calibration Repair Instruction Electrical/
Go/NoGo Testing: Attenuation Factors
1.3.2 Loss Values Direct Line in Box
Attenuation Band GSM 850 GSM 900 GSM 1800 GSM 1900 WCDMA 850 WCDMA 900 WCDMA 1900 WCDMA 2100 Channel All All All All All All All All Rx 1.0 1.0 2.3 2.3 2.5 2.5 1.3 1.3 Tx 1.0 1.0 2.3 2.3 2.5 2.5 1.3 1.3
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Test and Calibration Repair Instruction Electrical/
2
2.1
SERP Calibration
Calibration Setup
For authorized centers only! Due to the sensitivity of the phone from outside interference during GSM/WCDMA calibration, a Shield Box and Service Tool Set Interface are required for GSM/WCDMA calibration. The equipment used to connect the Power supply with the Dummy battery is the same used in SERP I which connects to SEPI. Only power cables are used in this setup. Connect and set-up in accordance with the picture above! Connect the RF Probe to the phone's PBA according to the picture in section 1.2! For part no's on the equipment above, refer to the `Tools Catalogue/Matrix'!
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Test and Calibration Repair Instruction Electrical/
SERP Calibration
2.2
Calibration Procedure
A test program must be loaded into the phone before starting the calibration procedure! After completed calibration the phone must be re-customized with signaling software!
2.2.1 Test Program (ETS) Flashing
The ETS flashing into the phone is done as follows: 1. Attach a fully charged battery to the phone. 2. Open the Emma application and log in. 3. Check that the phone is powered off. 4. Press and hold the `Volume' key down and connect the phone to the USB flash cable. Release the `Volume down' key when the USB icon appears on the Emma screen. 5. Select the `ST17 ETS' protocol and follow the on-screen instructions. The display of the phone will usually become blank when the ETS is installed.
2.2.2 Calibration Instructions
For complete and detailed user instructions, refer to the SERP II User's Manual. Start the SERP II program by double-clicking on the SERP II.exe icon on the desktop: 1. Click on the Repair Manager Tab and enter (or scan) the IMEI number of the phone to be calibrated into the IMEI box. 2. Select test: Calibration, and Cable in Shield Box in the Coupler drop down box 3. Check the Settings tab verify that the test instrument, GPIB address and the COM port matches the SERP settings. 4. Connect the phone to the test instrument as shown in the Calibration Setup. 5. Click on the Start Test button in the main window to start the calibration and the phone will automatically power up. 6. Monitor the progress of the calibration by viewing the information presented in the Result tab. If the calibration fails, troubleshoot according to the 1249-2436 ST17 Troubleshooting Guide electrical.
2.2.3 Re-Customization
To be able to use the phone after completed calibration the appropriate signaling code for the desired operator has to be reloaded. If applicable, a Content Refresh has to be done Refer to 1249-2440 ST17 Customization for more details on Customization.
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Test and Calibration Repair Instruction Electrical/
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Rev. 1 2
Revision History
Date 2011-Nov-15 2012-Feb-03 Changes / Comments Initial release Loss Values Direct Line in Box corrected
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