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LG MG120a Service Manual

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  • Page 3: Table Of Contents

    Table of Contents 1. INTRODUCTION …………………………………………………………………………….. 2. PERFORMANCE …………………………………………………………………………..2.1 H/W Features…………………………………………………………………………......P8 2.2 Technical Specification…………………………………………………………………………..P9 3. TECHNICAL BRIEF ………………………………………………………….…………. 3.1 MG120 Block Diagram…………………………………………………………………………..P15 3.2 RF Part Introductions………………………………………………………………………..P16 3.3 Baseband Introductions……………………………………………………………………….….P21 4. TROUBLE SHOOTING ………………………………………………….…………… 4.1 RF Components…………………………………………………………………..……....P34 4.2 RX Trouble………………………………………………………………………......P35 4.3 TX Trouble………………………………………………………………………......P41 4.4 Power On Trouble…………………………………………………………………………....P48 4.5 Charging Trouble………………………………………………………………………………..…P50...

  • Page 5: Introduction

    1. INTRODUCTION 1. INTRODUCTION 1.1 Purpose This manual provides the information necessary to repair, description and download the features of this model. 1.2 Regulatory Information A. Security Toll fraud, the unauthorized use of telecommunications system by an unauthorized part (for example, persons other than your company’s employees, agents, subcontractors, or person working on your company’s behalf) can result in substantial additional charges for your telecommunications services.
  • Page 6 1. INTRODUCTION E. Notice of Radiated Emissions This model complies with rules regarding radiation and radio frequency emission as defined by local regulatory agencies. In accordance with these agencies, you may be required to provide information such as the following to the end user. F.
  • Page 7 1. INTRODUCTION 1.3 Abbreviations For the purposes of this manual, following abbreviations apply: Automatic Power Control Baseband Bit Error Ratio CC-CV Constant Current - Constant Voltage Digital to Analog Converter Digital Communication System dB relative to 1 milli watt Digital Signal Processing EEPROM Electrical Erasable Programmable Read-Only Memory Electrostatic Discharge...
  • Page 8 1. INTRODUCTION Power Amplifier Module Printed Circuit Board Programmable Gain Amplifier Phase Locked Loop PSTN Public Switched Telephone Network Radio Frequency Receiving Loudness Rating Root Mean Square Real Time Clock Surface Acoustic Wave Subscriber Identity Module Sending Loudness Rating SRAM Static Random Access Memory PSRAM Pseudo SRAM...

  • Page 9: Performance

    2. PERFORMANCE 2. PERFORMANCE 2.1 H/W Features Item Target Specification Standard Battery Li-ion,830mAh Stand by TIME Up to 200 hrs: Paging Period 9,RSSI 85dBm Talk TIME Up to 200 min: GSM Tx Level 7() Charging TIME Approx.2 hrs RX Sensitivity GSM850: -109dBm,PCS: -109dBm TX Output power GSM850:32.5dBm(Level 5),...

  • Page 10: Technical Specification

    2. PERFORMANCE 2.2 Technical Specification Item Description Specification GSM850 TX:824.2MHz-848.8MHz RX:869.2MHz-893.8MHz CHN: 128-251 Frequency Band TX:1850.2MHz-1909.8MHz RX:1930.2MHz-1989.8MHz CHN: 512-810 RMS<5 degrees Phase Error Peak<20 degrees Frequency Error <0.1 ppm GSM850 Level Power Toler Level Power Toler ±2dB ±3dB 33dBm 17dBm ±3dB ±3dB 31dBm...
  • Page 11 2. PERFORMANCE Item Description Specification GSM850 Offset from Carrier (kHz). Max. dBc +0.5 600~ <1,200 1,200~ <1,800 1,800~ <3,000 3,000~ <6,000 Output RF Spectrum 6,000 (due to modulation) Offset from Carrier (kHz). Max. dBc +0.5 600~ <1,200 1,200~ <1,800 1,800~ <3,000 3,000~ <6,000 6,000 GSM850...
  • Page 12 2. PERFORMANCE Item Description Specification Offset from Carrier (kHz). Max. (dBm) Output RF Spectrum (due to switching transient) 1,200 1,800 Spurious Emissions Conduction, Emission Status GSM850 BER (Class II) < 2.439% @-102 dBm Bit Error Ratio BER (Class II) < 2.439% @-100 dBm RX Level Report Accuracy 3 dB 8 3 dB...
  • Page 13 2. PERFORMANCE Item Description Specification STMR 13 5 dB Stability Margin > 6 dB dB to ARL (dB) Level Ratio (dB) 17.5 22.5 30.7 Distortion 33.3 33.7 31.7 25.5 Side Tone Distortion Three stage distortion < 10% System frequency 2.5ppm (13 MHz) tolerance 32.768KHz tolerance 30ppm...
  • Page 14 2. PERFORMANCE Item Description Specification Forced shut down Voltage 3.33 0.03 V 1 Li-ion Battery Standard Voltage = 3.7 V Battery Type Battery full charge voltage = 4.2 V Capacity: 830mAh Switching-mode charger Travel Charger Input: 100 ~ 240 V, 50/60 Hz Output: 5.2 V, 800 mA - 14 -...

  • Page 15: Technical Brief

    3. TECHNICAL BRIEF 3. TECHNICAL BRIEF 3.1 MG120 Block Diagram Figure 3-1 TOP LEVEL BLOCK OF MG120 The Figure 3-1 shows the top level block diagram of MG120, it contains RF and BB part. The following list is the detailed. 1.

  • Page 16: Rf Part Introductions

    3. TECHNICAL BRIEF 3.2 RF Part Introductions The RF part consists of a power amplifier part, a transmitter part, a crystal reference system, and an ant-switch part. 3.2.1 Power Amplifier (RF3166, U102) The RF3166 is a high-power, high-efficiency power amplifier module with integrated power control that provides over 50dB of control range.
  • Page 17 3. TECHNICAL BRIEF Figure 3-3 RF3166 PAM Pin Configuration-9-Pin Table 3-1. RF3166 Pin Names and Signal Descriptions Function Description DCS/PCS RF input to the DCS band. This is a 50ohm input BAND Logic Low enable GSM band Logic HIGH enable DCS/PCS band SELECT Enable PA module for operation with a logic high ENABLE...
  • Page 18 3. TECHNICAL BRIEF 3.2.2 Transceiver (SI4210, U103) The SI4210 transceiver is a complete RF front end for multi-band GSM and GPRS wireless communications. The receive section interfaces between the RF band-select SAW filters and the baseband subsystem. The Aero II receiver leverages a proven digital low-IF architecture and enables a universal baseband interface without the need for complex dc offset compensation.
  • Page 19 3. TECHNICAL BRIEF Table 3-2. SI4210 Pin Names and Signal Descriptions Number(s) Name SCLK Serial clock input Serial enable input ( active low) SDIO Serial data input/output BQP,BQN Transmit/receiver Q input/output BIP,BIN Transmit/receiver I input/output XOUT Clock output to baseband Power down input RESET Reset pin...

  • Page 20: Select Mode

    3. TECHNICAL BRIEF 3.2.3 FEM (HWXQ512,U104) Table 3-3 Band SW Logic Table Select Mode Vc(GSM) Vc(DCS/PCS) GSM-Rx GSM-Tx High DCS-Rx PCS-Rx DCS/PCS-Tx High 3.2.4 26MHz Clock (TG-5000LA, X100) The 26MHz clock (X100) consisits of a TCXO(Temperature Compensated Crystal Oscillator) which oscillator at a frequency of 26 MHz. It is used within the RF part and DBB part. - 20 -...

  • Page 21: Baseband Introductions

    3. TECHNICAL BRIEF 3.3 Baseband Introductions 3.3.1 Baseband Processor (AD6720 , U201) • AD6720 is an ADI designed processor • AD6720 consists of 1.Control Processor Subsystem including: • 32-bit MCU ARM7TDMI Control Processor • 39 MHz operation at 1.8V • 1Mb of on-chip System SRAM Memory 2.
  • Page 22 3. TECHNICAL BRIEF B. LCD module interface Signals Description LCD_CS/ Main LCD driver chip enable. LCD_REST/ Thos pin resets LCD module. LWR/ Enable writing to LCD Driver. SUBLCD_CS/ SUB LCD Driver chip enable LCD_ID_CHK This pin determines the LCD module type Select 16bits interface mode for MAIN LCD Table 3-4: LCD Pin Description The backlight of LCD module is controlled by AD6720 via AAT3122, U301.The...
  • Page 23 3. TECHNICAL BRIEF Signals Description PA_BAND PAM Band Select ANT_SW1 Antenna switch Band Select ANT_SW2 Antenna switch Band Select RF_PWR_DWN Power down input CLKON RF LDO Enable/Disable PA_EN PAM Enable/Disable S_EN PLL Enable/Disable S_DATA Serial Data to PLL S_CLK Clock to PLL Table 3-6.

  • Page 24: Battery Charging Block

    3. TECHNICAL BRIEF Figure 3-5: SIM Interface of AD6720 E. LDO Block There are 8 LDOs in the AD6720.We only use 7 of them. -VCORE : supplies Digital baseband Processor core and AD6720 digital core -VMEM : supplies external memory and the interface to the external memory on the digital baseband processor (1,8V or 2.8V, 150mA) -VEXT : supplies Radio digital interface and high voltage interface (2.8V, 170mA) -VSIM : supplies the SIM interface circuitry on the digital processor and SIM card (2.85V,...
  • Page 25 3. TECHNICAL BRIEF 2. Charging Process -Check charger is inserted or not -If AD6720 detects that Charger is inserted, the CC-CV charging starts. -Exception : When battery voltage is lower than 3.2V, the precharge low current charge mode) starts firstly. -And the battery voltage reach to 3.2V the CC-CV charging starts.

  • Page 26: Display And Interface

    3. TECHNICAL BRIEF 3.3.4 Display and Interface • Main LCD&SUB LCD Controlled by LCD_CS/,SUB_LCD_CS/,LCD_RESET/,LWR/,LCD_ID_CHK, D[0:15] ports • LCD_CS/ : MAIN LCD driver chip enable. MAIN LCD driver IC has own CS pin • LCD_RESET/ : This pin resets LCD module. This signal comes from AD6720 directly. •...

  • Page 27: Keypad Switches And Scanning

    3. TECHNICAL BRIEF 3.3.5 Keypad Switches and Scanning The key switches are metal domes, which make contact between two concentric pads on the keypad layer of the PCB when pressed. There are 21 switches, connected in a matrix of 5 rows by 5 columns and additional GPIO 35 for KEY_ROW5, as shown in Figure 3-8, except for the power switch (KB1), which is connected independently.
  • Page 28 3. TECHNICAL BRIEF 3.3.6 Microphone The microphone is placed to the A side of PCB. The audio signal is passed to VINNOP and VINNON pins of AD6720. The voltage supply VMIC is output from AD6720, and is a biased voltage for the VINNOP. The VINNOP and VINNON signals are then A/D converted by the voiceband ADC part of AD6720.The digitized speech (PCM 8KHz ,16KHz) is then passed to the DSP section of AD6720 for processing (coding, interleaving etc).
  • Page 29 3. TECHNICAL BRIEF 3.3.7 Midi and Main Speaker The Vimicro MIDI IC VC0917 Solution MIDI music player solution offering the following features: _ MIDI standards compliant _ MIDI files playable as polyphonic ringtones _ 40 notes polyphony _ MIDI file parser supports Standard MIDI (formats 0, 1 and 2), WAV. The main speaker is driven directly by vc0917 SPOUT1 and SPOUT2 pins - 29 -...

  • Page 30: Headset Interface

    3. TECHNICAL BRIEF 3.3.8 Headset Interface This type supports mono sound. Switching from Receiver to Headset Jack If jack is inserted, EAR_SENSE/ goes from high to low. Audio path is switched from receiver to earphone by EAR_SENSE/ interrupt. Switching from Headset Jack to Receiver If jack is removed, EAR_SENSE/ goes from low to high.
  • Page 31 3. TECHNICAL BRIEF 3.3.9 Key Back-light Illumination In key back-light illumination, there are 12 Blue LEDs in Main Board, which are Driven by BACKLIGHT2signal from AD6720. - 31 -...
  • Page 32 3. TECHNICAL BRIEF 3.3.10 LCD Back-light Illumination LCD backlight LEDs is controlled by AD6720 via AAT3122, U301. Figure 3-13: Main LCD Backlight Illumination 3.3.11 VIBRATOR The vibrator is placed in the folder cover and contacted to LCD MODULE. The vibrator is driven from VIBRATOR (GPIO_0) of AD6720 3.3.12 FLIP S/W The flip s/w is placed in the A side of the PCB, close to the mic part.

  • Page 33: Trouble Shooting

    Part 4 TROUBLE SHOOTING -33-...

  • Page 34: Rf Components

    4. TROUBLE SHOOTING 4.1 RF Components U100 U104 U102 U103 Figure 1 U101 X100 U102 Power Amp Module(RF3166) U103 RF Main Chip (SI4210) U101 2.85V Regulator X 100 VCTXO, 26MHz Clock U104 U100 Mobile Switch -34-...

  • Page 35: Rx Trouble

    4. TROUBLE SHOOTING 4.2 RX Trouble CHECKING FLOW START HP8960 : Test mode 62 CH, 7 level setting (TCH) 62CH, -60dBm setting (BCCH) Spectrum analyzer setting Oscilloscope setting (1) Check regulator circuit (2) Check VCTCXO (3) Check Mobile SW &FEM (4) Check RX IQ Redownload SW or...
  • Page 36 4. TROUBLE SHOOTING (1) Checking Regulator Circuit TEST POINT U101. 3 U101 U101. 5 (EN) (OUT) CHECKING FLOW Voltage at Level at Change main board Pin5 of U101 Pin3 of U101 Is 2.85V? Is high? Regulator Circuit is OK Replace U101 See next Page to check VCTCXO -36-...
  • Page 37 4. TROUBLE SHOOTING (2) Checking VCTCXO Circuit TEST POINT CHECKING FLOW X100.3 (OUT) VCTCXO Circuit is OK VCTCXO Circuit is OK Check Pin 3. 26 MHzO.K? See next Page to check See next Page to check Refer to Graph 4-1(b) Mobile SW Mobile SW ¨...
  • Page 38 4. TROUBLE SHOOTING VC_DCSPCS(VC1) (3) Checking Mobile SW & FEM R104 TEST POINT U104.12 U104 U104.10 CIRCUIT R103 VC_EGSM(VC2) WAVEFORM FL301. 10 VC_DCSPCS VC_GSM850 ANT SW Control GSM& DCS RX Mode Graph 2 Table 1 -38-...
  • Page 39 4. TROUBLE SHOOTING CHECKING FLOW For these 2 test case, No Call connection is needed Check U100 Pin ANT,RF Changing U100 Open with RF Cable connected. Check U100 Pin ANT,RF Changing U100 Short with No RF Cable Connected Check R103,R104 VC1 :Low Changing the Board.
  • Page 40 4. TROUBLE SHOOTING (4) Checking RX IQ TEST POINT CIRCUIT C134 U103 C140 Figure 5 WAVEFORM Graph 3 CHECKING FLOW Check C134,C140. Check if there is any Similar? Replace U103 Major difference Refer to graph 4-3 Redownload software and calibration again -40-...

  • Page 41: Tx Trouble

    4. TROUBLE SHOOTING Trouble 4.3 TX CHECKING FLOW START HP8960 : Test mode 62 CH, 7 level setting (TCH) 62CH, -60dBm setting (BCCH) Spectrum analyzer setting Oscilloscope setting (1)Check regulator circuit (2)Check VCTCXO (3)Check Mobile SW & FEM (4)Check PAM control signal (5)Check TX IQ...
  • Page 42 4. TROUBLE SHOOTING (1) Checking Regulator Circuit TEST POINT U101. 5 (OUT) U101. 3 U101 (EN) Figure 6 CIRCUIT CHECKING FLOW Voltage at Level at Change main board Pin5 of U101 Pin3 of U101 Is 2.85V? Is high? Regulator Circuit is OK Replace U101 See next Page to check VCTCXO...
  • Page 43 4. TROUBLE SHOOTING (2) Checking VCTCXO Circuit TEST POINT CHECKING FLOW X100.3 (OUT) VCTCXO Circuit is OK VCTCXO Circuit is OK Check Pin 3. 26 MHzO.K? See next Page to check See next Page to check Refer to Graph 4-1(b) Mobile SW Mobile SW ¨...
  • Page 44 4. TROUBLE SHOOTING VC_DCSPCS(VC1) (3) Checking Mobile SW & FEM R104 TEST POINT U104.12 U104 U104.10 Figure 8 CIRCUIT VC_GSM(VC2) R103 WAVEFORM (VC_EGSM) (VC1) (VC1) (VC1) (VC_GSM) (VC_DCSPCS) (VC_DCSPCS) (VC2) (VC2) (VC2) Graph 5(a) GSM Tx mode (VC_GSM) (VC_EGSM) (VC1) (VC1) (VC1) Table 4-2...
  • Page 45 4. TROUBLE SHOOTING CHECKING FLOW For the test, TX Stand alone Mode is needed. Refer to chapter 11 (PL=7 for GSM, PL=2 for DCS) Check R103,R104 Check whether Ant SW Check VC_EGSM, Changing board Set as TX mode VC_DCSPCS ♦ Refer to Graph 5 ♦...
  • Page 46 4. TROUBLE SHOOTING (4) Checking PAM Control Signal TEST POINT CIRCUIT R113 (PAM_EN) U102 R105(TX_RAMP) Figure 9 TX_RAMP WAVEFORM PAM_EN Graph 6 CHECKING FLOW Similar? Similar? Similar? Redownload S/W Check TX_RAMP and PA_EN Check TX_RAMP and PA_EN Check if there is Check if there is Any Major Difference or not Any Major Difference or not...
  • Page 47 4. TROUBLE SHOOTING (5) Checking TX IQ TEST POINT WAVEFORM U103 C134 C140 Graph 7 Figure 10 CIRCUIT CHECKING FLOW Check if there is Replace U201 Similar? Any Major Difference ¨ Refer to Graph7 Redownload the Software And calibrate -47-...

  • Page 48: Power On Trouble

    4. TROUBLE SHOOTING 4.4 Power On Trouble C222 C223 C221 TEST POINT (2.75V_VVCXO) (2.5V_VMIC) (2.85V_VSIM) C225 (2.8V_VMEM) C226 (2V8_VEXT) C224 U201 (1.8V_VCORE) Figure 11 CIRCUIT -48-...
  • Page 49 4. TROUBLE SHOOTING CHECKING FLOW START Check Battery Voltage Charge or Change Battery > 3.2V Push power-on key Check the contact of power key And check the level change Or dome-switch of PWRKEY Check the voltage of Replace U201 The LDO outputs at U201 VCORE=1.8V VVCXO=2.75V VMEM=2.8V...

  • Page 50: Charging Trouble

    4. TROUBLE SHOOTING 4.5 Charging Trouble TEST POINT R205 R204 D200 Figure 12 CIRCUIT -50-...
  • Page 51 4. TROUBLE SHOOTING CHECKING FLOW START Resolder the CON400 I/O Connector(CON400) Pin 4,5 : VCHARGE Is well-soldered ? Pin12,19 : GND The TA is out of order Voltage at anode of Change the TA D200 = 5V ? Resolder the Q200,D200,R204 are Q200, D200, R204 well-soldered?

  • Page 52: Vibrator Trouble

    4. TROUBLE SHOOTING 4.6 Vibrator Trouble TEST POINT Q301 R302 R301 Q300 Soldering Check in LCD Module CIRCUIT Figure 13 -52-...
  • Page 53 4. TROUBLE SHOOTING CHECKING FLOW SETTING : Enter the engineering mode, and set vibrator on at vibration of BB test menu START Is the voltage at pin 1 Check the soldering of Q301 high ? of R302, R301 Resolder R301, R302 Is the voltage at pin 2 Check the soldering of Q301 low ?

  • Page 54: Lcd Trouble

    4. TROUBLE SHOOTING 4.7 LCD Trouble TEST POINT CON402 LCD_VDD LCD_DATA Figure 14 LCD Module LCD Module connection connector( 40Pin, male ) Figure 15 -54-...
  • Page 55 4. TROUBLE SHOOTING CHECKING FLOW START Is the connection of FPCB with connector on Reassemble FPCB with CON402 connector PCB(CON402) ok ? Check the connection LCD Reassemble LCD module with connector on FPCB module with connector On FPCB ? Check the soldering of Resoldering CON402 CON402 ? Change the FPCB and try again...

  • Page 56: Speaker Trouble

    4. TROUBLE SHOOTING 4.8 Speaker Trouble TEST POINT U402.17 U402.18 U402 Soldering Check Figure 18 CIRCUIT -56-...
  • Page 57 4. TROUBLE SHOOTING CHECKING FLOW START Check the signal level ofU Re-Place U402 402.17 = 2.85V? Check the state of Replace speaker contact of dual mode speaker Speaker Working well!! -57-...

  • Page 58: Sim Card Interface Trouble

    4. TROUBLE SHOOTING 4.9 SIM Card Interface Trouble TEST POINT CON401 CON401.1 (C442,R448) Figure 19 CIRCUIT -58-...
  • Page 59 4. TROUBLE SHOOTING CHECKING FLOW START Change the SIM Card. Our phone Does the SIM cards supports only 3V SIM card. supports 3V ? Voltage output Voltage at pin1 of Resolder CON401 of VSIM LDO CON401 is 2.85V? Is 2.85V? Replace U201 Change the SIM Card Redownload SW.

  • Page 60: Earphone Trouble

    4. TROUBLE SHOOTING 4.10 Earphone Trouble TEST POINT CON300 R328 C315 Figure 20 CIRCUIT -60-...
  • Page 61 4. TROUBLE SHOOTING CHECKING FLOW START Resolder CON300 Does the audio R328 is LOW profile of the phone Resolder R328 change to the earphone mode? Resolder component Set the audio part of the test equipment to Download software Set the audio part of the test Change the earphone PRBS or continuous Equipment to echo mode...

  • Page 62: Key Backlight Trouble

    4. TROUBLE SHOOTING 4.11 KEY backlight Trouble TEST POINT R312 Q302 -62-...
  • Page 63 4. TROUBLE SHOOTING CIRCUIT CHECKING FLOW START Is the level at R312 Check U201 High? Are all LEDs Check the soldering Working? each R and LED Replace or resoldering Backlight will work properly. component -63-...

  • Page 64: Microphone Trouble

    4. TROUBLE SHOOTING 4.12 Microphone Trouble TEST POINT C457 C400 C401 U400 CIRCUIT -64-...
  • Page 65 4. TROUBLE SHOOTING CHECKING FLOW SETTING : After initialize Agilent 8960, Test EGSM, DCS mode START Voltage VMIC of U201 Replace U201 = DC 2.5V? Check the signal Level at each side Replace microphone of U400. Is it a few tens mV AC? Check the soldering of Resolder component...

  • Page 66: Rtc Trouble

    4. TROUBLE SHOOTING 4.13 RTC Trouble TEST POINT U201 R217 Figure 24 CIRCUIT -66-...
  • Page 67 4. TROUBLE SHOOTING CHECKING FLOW START Is the voltage level at R217 Check the soldering of R217. about 1.2V Replace X200and try again. RTC will work properly -67-...

  • Page 68: Folder On/Off Trouble

    4. TROUBLE SHOOTING 4.14 Folder on/off Trouble TEST POINT U300 Figure 26 CIRCUIT -68-...
  • Page 69 4. TROUBLE SHOOTING CHECKING FLOW START Is there the magnet Place the magnet properly. in the folder side? Voltage at pin 1 Voltage of VMEM at U201 of U300 = 2.8V? = 2.8V? Resolder U300 Replace U201 Open folder. Resolder U300 Voltage at pin 3 of U300 =2.8V Close folder.

  • Page 70: Circuit And Pcb Layout

    Part 5 Circuit and PCB Layout (P71-P76) -70-...

  • Page 77: Engineering Mode

    6. ENGINEERING MODE 6. ENGINEERING MODE A. About Engineering Mode Engineering mode is designed to allow a service man/engineer to view and test the basic functions provided by a handset. B. Access Codes The key sequence for switching the engineering mode on is 2945#*#. Pressing END will switch back to non-engineering mode operation.
  • Page 78 6. ENGINEERING MODE 6.1 BB Test [MENU 1] 6.1.1 CAMERA This menu is to test the Camera. 1) Main LCD preview : It shows the picture on Main LCD. 6.1.2 LED This menu is to test the LED. 1) Green On 2) Green Off 3) Red On 4) Red Off...
  • Page 79 6. ENGINEERING MODE 6.1.7 ADC (Analog to Digital Converter) This displays the value of each ADC. 1) MVBAT ADC : Main Voltage Battery ADC 2) AUX ADC : Auxiliary ADC 3) TEMPER ADC : Temperature ADC 6.1.8 BATTERY 1) Bat Cal : This displays the value of Battery Calibration. The following menus are displayed in order : BAT_LEV_4V, BAT_LEV_3_LIMIT, BAT_LEV_2_LIMIT, BAT_LEV_1_LIMIT, BAT_IDLE_LI MIT, BAT_INCALL_LIMIT, SHUT_DOWN_VOLTAGE, BAT_RECHARGE_LMT...

  • Page 80: All Auto Test

    6. ENGINEERING MODE 6.2 RF Test [MENU 2] 6.2.1 SAR test This menu is to test the Specific Absorption Rate. 1) SAR test on : Phone continuously process TX only. Call-setup equipment is not required. 2) SAR test off : TX process off 6.3 MF mode [MENU 3] This manufacturing mode is designed to do the baseband test automatically.
  • Page 81 6. ENGINEERING MODE 6.3.7 MicSpk Test The sound from MIC is recorded for about 3 seconds, then it is replayed on the speaker automatically. 6.4 Trace option [MENU 4] This is NOT a necessary menu to be used by neither engineers nor users. 6.5 Call timer [MENU 5] This menu is to set the Digital Audio Interface Mode for Speech Transcoder and Acoustic testing.

  • Page 82: Stand Alone Test

    7. STAND ALONE TEST 7. STAND ALONE TEST 7.1 Introduction This manual explains how to examine the status of RX and TX of the model. A. Tx Test TX test - this is to see if the transmitter of the phones is activating normally. B.

  • Page 83: Means Of Test

    7. STAND ALONE TEST 7.3 Means of Test a. Select a COM port b. Set the values in Tx or Rx c. Select band and channel d. After setting them all above, press connect button. e. Press the start button - 83 -...
  • Page 84 7. STAND ALONE TEST - 84 -...

  • Page 85: Calibration

    8. Calibration 8. Calibration 8.1.H/W Tool Setup Tool List Option Reference RF test set 8960/ Agilent Address 1 Power Supply 66311B/Agilent Address 2 Only Windolw2000 or WinXP English Version PIF Jig Dip sw mode "ADI" GPIB card & Install SW GPIB Cable RS 232 Cable RF Cable...
  • Page 86 8. Calibration Table 8-4 Test Jig LED Name Description LED Number LED 1 Power Power is provided for Test Jig LED 2 Indicate charging state of the phone battery LED 3 UART Indicate data transfer state through the UART port LED 4 Indicate data transfer state through the MON port 1.
  • Page 87 8. Calibration ➀ Click. And choose the model name. ➁ Click. ➂ Click. When the left window pop-up, - 87 -...
  • Page 88 8. Calibration first of all turn on the phone. Start And then click button after finishing turn on ○ 4 The software is just progress screen. Phone is being auto re-start after finishing cal. - 88 -...

  • Page 89: Download

    9. DOWNLOAD 9. DOWNLOAD 9.1 Download A. Download Setup Figure describes Download setup B. Multi Download Procedure 1. Run GSM Multi Download program and select Setting - 89 -...
  • Page 90 9. DOWNLOAD 2. Select Configuration from the menu and you may see this window 3. Press key to select the DLL files 4. Press key to select the mot files 5. Select AlchemyData.mot and press open - 90 -...
  • Page 91 9. DOWNLOAD 6. Repeat step 4-5 to select CodeData.mot 7. Check if the ADI option is set to Hermes 8. Press OK to end Configuration - 91 -...
  • Page 92 9. DOWNLOAD 9. Press START to execute download 10. Once downloading is started, press STOP button to keep from re-downloading after downloading is completed. - 92 -...
  • Page 93 9. DOWNLOAD - 93 -...
  • Page 95 FILTER,SPK MFBB0016401 DECO,FRONT MDAG0020903 COVER REAR MCJN0056101 COVER FRONT MCJK0059203 COVER UPPER MCJJ0044801 COVER FOLDER MCJH0035902 COVER BATTERY MCJA0033303 CAP,SCREW MCCH0089902 CAP EARPHONE MCCH0038203 SCREW MACHINE,BIND GMEY0002001 SAFY0184901 DESCRIPTION Q’TY DRWING NO REMARK Cover rear assy MG120a TFSDG PHONE APEY0369401-MP...
  • Page 96 11. Appendix 11. Appendix Components List Ref No Part Name Part Number Color Remark GSM(FOLDER) TGFF0092809 Dark Gray AAAY00 ADDITION AAAY0188001 Without Color ACGA00 COVER ASSY,BATTERY ACGA0016303 BROWN MCJA00 COVER,BATTERY MCJA0033303 BROWN AMBA00 MANUAL ASSY,OPERATION AMBA0082501 Without Color MMBB00 MANUAL,OPERATION MMBB0224401 Without Color SBPL00...
  • Page 97 11. Appendix Ref No Part Name Part Number Color Remark MPBH00 PAD,MIKE MPBH0026901 Black MSGB00 STOPPER,HINGE MSGB0015003 Black MSGY00 STOPPER MSGY0016603 Black MTAA00 TAPE,DECO MTAA0114901 Without Color GMEY00 SCREW MACHINE,BIND GMEY0009201 Black MCCH01 CAP,SCREW MCCH0089902 Black MGAZ00 GASKET MGAZ0044901 Yellow MGAZ01 GASKET MGAZ0041101...
  • Page 98 11. Appendix Ref No Part Name Part Number Color Remark MGAZ01 GASKET MGAZ0041201 Yellow MGAZ02 GASKET MGAZ0041401 Yellow MPBH00 PAD,MIKE MPBH0023401 Black SUMY00 MICROPHONE SUMY0003809 SAFF00 PCB ASSY,MAIN,SMT SAFF0105401 MLAB00 LABEL,A/S MLAB0000601 Without Color MLAZ00 LABEL MLAZ0038301 Without Color SAFC00 PCB ASSY,MAIN,SMT BOTTOM SAFC0084701 C102...
  • Page 99 11. Appendix Ref No Part Name Part Number Color Remark C145 CAP,CHIP,MAKER ECZH0000803 C146 CAP,CHIP,MAKER ECZH0000803 C147 CAP,CHIP,MAKER ECZH0000803 C148 CAP,CHIP,MAKER ECZH0000803 C200 CAP,CERAMIC,CHIP ECCH0000115 C201 CAP,CERAMIC,CHIP ECCH0000120 C204 CAP,CERAMIC,CHIP ECCH0002001 C209 CAP,CERAMIC,CHIP ECCH0000393 C210 CAP,CHIP,MAKER ECZH0001215 C211 CAP,CHIP,MAKER ECZH0025501 C213 CAP,CERAMIC,CHIP ECCH0002001...
  • Page 100 11. Appendix Ref No Part Name Part Number Color Remark C247 CAP,CHIP,MAKER ECZH0001215 C248 CAP,CERAMIC,CHIP ECCH0000120 C249 CAP,CERAMIC,CHIP ECCH0000120 C250 CAP,CHIP,MAKER ECZH0001215 C251 CAP,CHIP,MAKER ECZH0001215 C300 CAP,CHIP,MAKER ECZH0001215 C301 CAP,CHIP,MAKER ECZH0001501 C302 CAP,CHIP,MAKER ECZH0001511 C305 CAP,CHIP,MAKER ECZH0001501 C315 CAP,CERAMIC,CHIP ECCH0000393 C316 CAP,CERAMIC,CHIP ECCH0000120...
  • Page 101 11. Appendix Ref No Part Name Part Number Color Remark C445 CAP,CHIP,MAKER ECZH0000826 C446 CAP,CERAMIC,CHIP ECCH0002001 C447 CAP,CHIP,MAKER ECZH0000826 C448 CAP,CHIP,MAKER ECZH0000826 C449 CAP,CHIP,MAKER ECZH0000826 C450 CAP,CHIP,MAKER ECZH0000826 C451 CAP,CHIP,MAKER ECZH0000826 C452 CAP,CHIP,MAKER ECZH0000826 C453 CAP,CHIP,MAKER ECZH0000826 C454 CAP,CERAMIC,CHIP ECCH0002001 C455 CAP,CERAMIC,CHIP ECCH0000120...
  • Page 102 11. Appendix Ref No Part Name Part Number Color Remark Q301 TR,BJT,PNP EQBP0004102 Q302 TR,BJT,NPN EQBN0007601 R100 RES,CHIP,MAKER ERHZ0000401 R101 RES,CHIP,MAKER ERHZ0000414 R102 RES,CHIP,MAKER ERHZ0000204 R103 RES,CHIP ERHY0003301 R104 RES,CHIP ERHY0003301 R105 RES,CHIP,MAKER ERHZ0000404 R106 RES,CHIP ERHY0003501 R107 RES,CHIP,MAKER ERHZ0000429 R108 RES,CHIP,MAKER ERHZ0000522...
  • Page 103 11. Appendix Ref No Part Name Part Number Color Remark R302 RES,CHIP,MAKER ERHZ0000488 R312 RES,CHIP,MAKER ERHZ0000475 R328 RES,CHIP,MAKER ERHZ0000401 R331 VARISTOR SEVY0004401 R332 VARISTOR SEVY0004401 R333 VARISTOR SEVY0004401 R336 RES,CHIP,MAKER ERHZ0000466 R338 RES,CHIP,MAKER ERHZ0000401 R342 RES,CHIP,MAKER ERHZ0000405 R343 RES,CHIP,MAKER ERHZ0000404 R344 RES,CHIP,MAKER ERHZ0000476...
  • Page 104 11. Appendix Ref No Part Name Part Number Color Remark R436 RES,CHIP,MAKER ERHZ0000443 R437 RES,CHIP,MAKER ERHZ0000484 R438 RES,CHIP,MAKER ERHZ0000484 R439 RES,CHIP,MAKER ERHZ0000484 R440 RES,CHIP,MAKER ERHZ0000484 R441 RES,CHIP,MAKER ERHZ0000484 R442 RES,CHIP,MAKER ERHZ0000484 R443 RES,CHIP,MAKER ERHZ0002401 R444 RES,CHIP,MAKER ERHZ0002401 R448 RES,CHIP,MAKER ERHZ0000401 R451 RES,CHIP,MAKER ERHZ0000406...
  • Page 105 11. Appendix Ref No Part Name Part Number Color Remark C307 CAP,CHIP,MAKER ECZH0000813 C308 CAP,CHIP,MAKER ECZH0000813 C309 CAP,CHIP,MAKER ECZH0000813 C310 CAP,CHIP,MAKER ECZH0000813 C311 CAP,CHIP,MAKER ECZH0000813 C312 CAP,CHIP,MAKER ECZH0000813 C313 CAP,CHIP,MAKER ECZH0000813 C314 CAP,CHIP,MAKER ECZH0000813 C317 CAP,TANTAL,CHIP,MAKER ECTZ0005201 C318 CAP,TANTAL,CHIP,MAKER ECTZ0005201 C319 CAP,CHIP,MAKER ECZH0001215...
  • Page 106 11. Appendix Ref No Part Name Part Number Color Remark R313 RES,CHIP ERHY0003501 R314 RES,CHIP ERHY0003501 R315 RES,CHIP,MAKER ERHZ0000484 R316 RES,CHIP,MAKER ERHZ0000484 R317 RES,CHIP,MAKER ERHZ0000484 R318 RES,CHIP,MAKER ERHZ0000484 R319 RES,CHIP,MAKER ERHZ0000484 R320 RES,CHIP,MAKER ERHZ0000484 R321 RES,CHIP,MAKER ERHZ0000484 R322 RES,CHIP ERHY0003501 R323 RES,CHIP ERHY0003501...

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