Charging Problems Thor RF Module - GSM/EDGE Rx + Synth USB/VBUS Charging Problems This document is Sony Ericsson confi dential and should be treated as confi dential in accordance Squid RF Module - Radio Top SIM Problems with the agreement with Sony Ericsson. This document is intended for use by authorized service...
Fluke 83 or similar Location: CSPN-Repair Instructions-Level: Mechanical-Tool Catalogue The 0, 64 mm Test Probes is recommended by Sony Ericsson when DMM is in use see picture 1. Picture 1 Note: More additional information about the equipment used for TRS can be found in Repair Tools Catalogue on CSPN or on the following location: CSPN –...
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PC Package (Computer) See Picture 5. Location: CSPN-Repair Instructions-Level: Mechanical-Tool Catalogue Picture 5 Urquell Fault Trace SW with project file Location: CSPN-Repair Instructions-Electrical-C702-Trouble Shooting Application Project File: C702 Project_R1A Drivers SEPI BOX Drivers Location: EMMA III-Drivers-SEPI SE Communication Interface SEPI BOX...
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TROUBLESHOOTING Equipment List SEMC Troubleshooting Manual C702 Customized Power Supply Channel 2 DCIO/SEPI Cable STEP 4: To perform Current Calibration the phone must be supplied directly through the system Connect DCIO and SEPI Interface Cable – A1 cables according to Picture 10.
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TROUBLESHOOTING Equipment List SEMC Troubleshooting Manual C702 Correct DCIO/SEPI Cable setup when the Dummy Battery is used. STEP 2: Cut the Red lab plug according to Picture 16 Picture 13 Picture 16 STEP 3: Use any Hands free (PHF) Cable and cut according to Picture 17...
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Equipment List Equipment List Equipment List SEMC Troubleshooting Manual C702 STEP 5: Sony Memory Stick M2 Connect by soldering cable from Picture 16 and cable from Picture 18 according to Picture 19. Any functional Memory Stick Micro M2 Card, see Picture 22...
TROUBLESHOOTING On/Off Problems - Flash Problems SEMC Troubleshooting Manual C702 On/Off Problems Flash Problems START Step 1: Perform System Connector Protection Test START If the test is pass go to step 2 Is the phone Go to Flash process consuming more than...
TROUBLESHOOTING Dead Phone Problems SEMC Troubleshooting Manual C702 Dead Phone Problems part 1 Dead Phone Problems part 2 START START Dead Phone Problems part 2 Step 1: Try to recover the phone by using EMMA SW NOTE ! 0 Volt DC Press ”C”...
TROUBLESHOOTING Dead Phone Problems - Display Problems SEMC Troubleshooting Manual C702 Dead Phone Problems part 3 Display Problems START START Dead Phone Problems part 3 Step 1: NOTE ! Use TRS Fixture Before following this guide Connect: Display, Keypad and VBATT...
TROUBLESHOOTING Display Illumination Problems - Key Problems part 1 SEMC Troubleshooting Manual C702 Display Illumination problems Key Problems part 1 START Step 1: Use TRS Fixture Replace Connect Display and Keypad. START If the Display is working properly at the...
TROUBLESHOOTING Key Problems part 2 - LED Problems SEMC Troubleshooting Manual C702 Key Problems part 2 LED Problems START Load ITP SW into the phone START Use TRS Fixture Connect: Keypad FPC, Display Key Problems part 2 VBATT and DCIO/SEPI...
TROUBLESHOOTING M ain & VGA Camera - Camera Door Sensor & Flash LED Problems SEMC Troubleshooting Manual C702 Main and VGA Camera Problems Camera Door Sensor and Flash LED Problems Claim START START VGA Camera Are both Go to Main and VGA...
TROUBLESHOOTING Vibrator Problems SEMC Troubleshooting Manual C702 Vibrator Problems START Step 1: Load ITP SW into the phone Step 2: Use TRS Fixture Connect: VBATT and DCIO/SEPI Use Fault Trace SW and go to: MMI-Misc-Init Screen Testing Activate: Vibrator Test...
TROUBLESHOOTING Charging Problems - USB/VBUS Charging Problems SEMC Troubleshooting Manual C702 Charging problems USB/VBUS Charging Problems START Step 1: Perform System Connector Protection Test START If the test is pass go to step 2 Step 1: Step 2: Use TRS Fixture...
TROUBLESHOOTING FM Radio Problems - Bluetooth Problems SEMC Troubleshooting Manual C702 FM Radio Problems Bluetooth Problems Fault trace SW START START Audio and FM Radio FM Radio Load ITP SW FM Radio Step 1: Audio Output: Loudspeaker into the phone.
TROUBLESHOOTING GSM Network Problems SEMC Troubleshooting Manual C702 GSM Network Problems TX part GSM Network Problems RX part START START Go to Note! WCDMA Network Before following this guide the Problems TRS guide GSM Network Problems TX part must be finished! SL 5 Replace 0.5 Ohm between...
TROUBLESHOOTING System Connector Protection Test - Current Consumption Test SEMC Troubleshooting Manual C702 System Connector Protection Test Current Consumption Test Perform Diode and Ohm measurements with a Multimeter Step 1: Connect the black probe to ground (Pin 4 at system connector) Insert Local SIM Card and use the phone with the Normal SW (SSW) and dummy battery connected to Power Supply Channel 1 VBATT according to Picture 1.
TROUBLESHOOTING Current Consumption Test SEMC Troubleshooting Manual C702 Transmitter current 1900 MHz at Ch: 512 power level 0. Typical 365mA Max TX Power DCS 1800 MHz Transmitter current WCDMA BAND I Low RX Ch: 10562 at 23dBm output power. Max 700mA...
TROUBLESHOOTING Battery and Current Calibration Test - Backup Capacitor Test SEMC Troubleshooting Manual C702 Battery and Current Calibration Test Backup Capacitor Test To perform this test use: Use Phone with the ITP SW Phone with ITP SW Instrument settings for the Battery Calibration Test Power Supply Channel 1 VBATT: Instrument settings: Voltage: 3.8V, Limiter: 2A...
TROUBLESHOOTING Charging Test - ASIC Revision Test SEMC Troubleshooting Manual C702 ASIC Revision Test Charging Test To perform this test use: Note: Phone with the Normal SW (SSW) The Keypad Scan Test must be disabled in Fault Trace SW when performing this test.
MEASUREMENT POINTS Application & System Performance System PoP IF SEMC Troubleshooting Manual C702 Interface between Anja PoP top and PoP-mounted memories TOP_SH_DATA_BUS D2020 TOP_APPLICATION_DATA_BUS D2000 1GbitNANDx8+512MbitSDRAMx16 Anja-PoP_top-SYSTEM-LEVEL SHAREDMEMORYIF(EMIF1) D2000 D2020 SHARED_MEMORY-IF(EMIF1) TOP_SH_D00 T_B7 T_T20 TOP_SH_A01 TOP_SH_D00 Anja-PoP_top-SYSTEM-LEVEL 1GbitNANDx8+512MbitSDRAMx16 SH_D00 SH_A01...
COMP P ON ONE E N N T O T OV V E E R R VIE VIEW W Front Side SEMC Troubleshooting Manual SEMC Troubleshooting Manual W890 C702 SP2131 SP2407 ST4205 C4227 C4228 R4222 SP2132 SP2124 SP2128 C2315 C2340...
USB support Networks UMTS/HSDPA 2100 GSM/GPRS/EDGE 850/900/1800/1900 Hardware Overview The C702 using U360 2.0 platform provided by Ericsson Mobile Platform (EMP) General Information Screen: 262,144 color TFT Resolution: 240 x 320 pixels Size: 2.2 inches Phone memory: Up to 150 MB Memory Stick Micro™...
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FUNCTIONAL OVERVIEW Technical Description SEMC Troubleshooting Manual C702 Baseband Part Functional Blocks of the Analog Baseband Controller: Analog Baseband Controller Power Management N2000 (Vera) This component is not replaceable on SL 4 because Baseband calibration is required. The analog baseband controller is a mixed digital and analog device that supports the following circuitry: •...
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FUNCTIONAL OVERVIEW Technical Description SEMC Troubleshooting Manual C702 Charger Control Connection Diagram: A programmable charger is used for battery charging. Limits can be set for the output voltage at CHSENSE- and the output current from DCIO through the sense resistor to CHSENSE-. The programmable charger is enabled or disabled by the assertion/negation of the external signal DCIO.
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FUNCTIONAL OVERVIEW Technical Description SEMC Troubleshooting Manual C702 Resistance Identification and Temperature Measurement CODEC Overview The resistance identification mode utilizes the constant current source to feed the battery The CODEC is encoding analog audio signals and analog voice signals into digital signals data output while monitoring the voltage at the battery data node with general purpose using ADCs.
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FUNCTIONAL OVERVIEW Technical Description SEMC Troubleshooting Manual C702 Digital Baseband Controller (CPU) D2000 (Anja) This component is not replaceable on SL 4 because Baseband calibration is required. The Digital Baseband Controller is divided in two subsystems: Application Access Access Subsystem All modem functionality in the digital baseband controller resides in the Access subsystem.
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FUNCTIONAL OVERVIEW Technical Description SEMC Troubleshooting Manual C702 Functional blocks of the Digital Baseband Controller: RF System Control The access subsystem of the digital baseband controller controls the overall radio system. In both EDGE/GSM/GPRS and WCDMA air interface mode, the digital baseband controller controls the radio system through a 3-wire serial bus.
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FUNCTIONAL OVERVIEW Technical Description SEMC Troubleshooting Manual C702 Radio Modules Block diagram of the GSM/EDGE Transceiver: GSM/GPRS/EDGE Radio Module N1200 (Thor) The Front End module block connects the proper block in the radio system to the antenna. The Front End module has two inputs for GSM/GPRS/EDGE, one for low band and one for high band.
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FUNCTIONAL OVERVIEW Technical Description SEMC Troubleshooting Manual C702 GSM 900: WCDMA Radio Module Frequency Range: 890,2 MHZ – 914,8 MHZ N1210 (Squid) Channel Range: 1 - 124 Power Level: Min 19 – Max 5 In WCDMA the differential transmit outputs from the WCDMA transceiver are filtered by an EGSM 900: external SAW filter.
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FUNCTIONAL OVERVIEW Technical Description SEMC Troubleshooting Manual C702 WCDMA Transceiver Block Diagram: Bluetooth and FM Radio The STLC2592 circuit N1400 combines Bluetooth and FM tuner functionality into one. Bluetooth The Bluetooth implementation is compliant with Bluetooth specification 2.1 + EDR.
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FUNCTIONAL OVERVIEW Technical Description SEMC Troubleshooting Manual C702 System connector (X2300) pin out: as a logical square wave. SYSCLK is derived from the reference modulation clock MCLK from the access system and is distributed from the D2000 (Anja) to the A-GPS module (N1430).
VBATi ID_source BT_CLK LP_CLK RTCCLK SUSP ENUM VTRM Security class Document type BLOCK DIAGRAM VBUS Title/Description C702 BLOCK DIAGRAM Prepared By Document number Sheet D2404 Content responsible if other than preparer Date Revision Approved by Remarks 1221-7857 rev. 1 (115)
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N2208 Security class Document type DC-DC DC-DC DC-DC BLOCK DIAGRAM VCORE18 VAGPS20 VAGPS28 VANA25 Title/Description C702 BLOCK DIAGRAM AGPS_LDO_EN AGPS_LDO_EN Prepared By Document number Sheet Content responsible if other than preparer Date Revision Approved by Remarks 1221-7857 rev. 1 (115)
APPENDIX Replaceable Parts SEMC Troubleshooting Manual C702 Part list Main Board Contains only components that are possible to replace on the main board. Side Pos. Description Part Number Comments Page Pos. number refers to the components position number on the board.
APPENDIX Components - N1400, N1430 SEMC Troubleshooting Manual C702 N1400 Module Bluetooth + FM Radio STLC2592 1200-6182 N1430 IC A-GPS Hammerhead 2 1200-0700 BLOCK DIAGRAM AND ELECTRICAL SCHEMATIC Top view (PCB footprint) Multiplexed Core System Serial Interface Supply Integration BT_GPIO...
ITP SW. Using this software you can control most parts and functions of all Sony Ericsson mobile phones. It is a Note: There are some differences in the user interface depending on the phone project file loaded.
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APPENDIX Troubleshooting Software Documentation SEMC Troubleshooting Manual C702 Equipment Setup Power Supply Channel 2 DCIO/SEPI Cable Connection Setup Note: The Power Supply Channel 1 (VBATT) must allow reverse current. Note: During calibration the accurate voltage from VBATT must be within ±0.015 V. If this is not Note: The maximal cable length between the Power Supply Channel 1 VBATT and the dummy battery fulfilled it will cause a faulty calibration.
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APPENDIX Troubleshooting Software Documentation SEMC Troubleshooting Manual C702 GSM Radio Settings System Requirements Note: Before start using the Troubleshooting Software, the phone must be flashed with ITP SW. Used for Channel and Power Level control of the selected GSM Band. The TX and RX frequency value for selected band and channel will be presented in the TX and RX frequency box.
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APPENDIX Troubleshooting Software Documentation SEMC Troubleshooting Manual C702 Fast select channels VCXO Control Set High Channel: The High Channel for selected WCDMA Band will be set by the Troubleshooting SW. Used to fine tune the VCXO to MCLK frequency by calibrating the DAC that sets the VCXO control voltage.
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APPENDIX Troubleshooting Software Documentation SEMC Troubleshooting Manual C702 Examples of different FM Radio Test setups in the Troubleshooting Software Audio output: Picture 11 Picture 12 Earphone is the internal Earpiece speaker of the unit. AUX earphone connected to the system connector.
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APPENDIX Troubleshooting Software Documentation SEMC Troubleshooting Manual C702 Current Calibration Memory stick test checks the communication with the Memory stick card. The test result (Passed or Failed) will be displayed in the info box. The Current Calibration test is similar to the Current Test for the charging algorithm in the factory Note: A Memory stick card must be inserted and a Memory card reader connected to run this test.
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APPENDIX Troubleshooting Software Documentation SEMC Troubleshooting Manual C702 Camera Door Test Fault Trace SW Error Messages Vibrator Test Keyboard Scan Test ...timeout when reading Etc. Check the following items: Note: When one test has been deactivated the phone will be restarted.
APPENDIX Troubleshooting Fixture Setup Instructions SEMC Troubleshooting Manual C702 Troubleshooting Fixture Setup Instructions Connect Main Camera directly to the PBA if Place the PBA by using Guide Pin mounted inside Connect Power Supply Channel 1 VBATT needed, according to picture 7.
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APPENDIX Troubleshooting Fixture Setup Instructions SEMC Troubleshooting Manual C702 Step 2: Connect the Keypad Flex Cable to the board-to- Connect the Hands-Free (PHF) connector to he Connect Display if needed, according to picture board connector mounted on the PBA when...
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