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LG KP320 Service Manual

Triple band gsm digital cellular telephone
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Internal Use Only
Service Manual
KP320
Date: April, 2008 / Issue 1.0

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Summary of Contents for LG KP320

  • Page 1 Internal Use Only Service Manual KP320 Date: April, 2008 / Issue 1.0...

  • Page 2: Amendment Record

    For details of previous history refer to archival documents. New Issue Number – Date Changes This Issue, Page and Description Remarks First draft Draft 1.1 29.11.2007 All for Publication Issue Second Draft 1.2 07.03.2008 All for Publication draft Issue KP320 SERVICE MANUAL V1.2...
  • Page 3 Next Section >> Main Menu SECTION 1 Introduction KP320 SERVICE MANUAL V1.2...
  • Page 4 1. Introduction The variation of “KP320” is shown below. This Service Manual is indicated for 7610. Variation Note. Product Code Trade Name XXXXXXXX KP320 7610 KP320 SERVICE MANUAL V1.2...
  • Page 5 This is the Electronic Service Manual for KP320 Triple Band GSM Digital Cellular Telephone from LG. It contains specific information on repair and test procedures. For details of user functions, general operation and installation, please refer to the User Guide.

  • Page 6: Precautions For Repair Work

    Next Section >> Main Menu SECTION 2 Precautions for Repair Work KP320 SERVICE MANUAL V1.2...
  • Page 7 • It is important to check that the correct DC voltage is applied to the equipment to prevent electrical damage. Component Polarity: Always check the polarity of connections and components before soldering. Particular attention must be paid to IC.s, diodes, transistors, capacitors and any other semiconductor device that is polarity dependent. KP320 SERVICE MANUAL V1.2...
  • Page 8 Care should be taken not to apply excessive stress or vibration or extreme temperature variations as further faults may develop. KP320 SERVICE MANUAL V1.2...
  • Page 9 It is advisable to carry out detailed measurements and repair (in particular RX) in a shielded area to minimize RF interference. AC Adapter and Battery Charger: The AC adapter and battery chargers are for indoor use only. Ensure that the devices are not exposed to rain or moisture KP320 SERVICE MANUAL V1.2...
  • Page 10 Potential hazardous substances are solder fumes, flux, alcohol etc. PCB Handling: It is recommend that cotton gloves are worn during repair work. This is to protect your hands from chemical contamination and to protect the PCBs from fingerprints and humidity KP320 SERVICE MANUAL V1.2...
  • Page 11 • Be careful for alien substance to approach to sound hole part of the speaker. Be careful sufficiently so as not to blow air with the process into the receiver, speaker/MIC sound hole. • It causes sounds being small by the diaphragm transformation or vibration. KP320 SERVICE MANUAL V1.2...

  • Page 12: Unit Specifications

    << Previous Section Next Section >> Main Menu SECTION 3 Unit Specifications KP320 SERVICE MANUAL V1.2...

  • Page 13: Unit Specification

    1Gb NAND + 256Mb SDRAM User memory 100MB Internal NAND (TBC) Memory Card Micro SD Up to 4GB Bluetooth Yes, version 1.2 Yes, slave 1.1 IrMC Yes, 2.0 Java EMAIL Status LED Dictionary MPEG4 caller ID Finger handwriting KP320 SERVICE MANUAL V1.2...
  • Page 14 Shall support multiple voice codec - FR - EFR - HR - AMR NB (air link (Channel Coding)) Voice codec - AMR WB (Sound Recording) Audio Shall support multiple audio decoders decoder - MP3 - WMA - AAC - AAC+ KP320 SERVICE MANUAL V1.2...
  • Page 15 Storage (Notes: Designed footprint shall be possible to support multiple memory capacity) - Micro SD Shall support LED for status indication. Indication Shall support LED for charger (TA or USB) plug- By display in status indication. KP320 SERVICE MANUAL V1.2...
  • Page 16 Shall support illumination color [color] for guide keypad backlight. film Shall design in a nub on or around key number Shall support AWB (Automatic White Balance) Camera Shall support automatic flicker reduction Shall support gamma correction TV-OUT Shall support TV-OUT function KP320 SERVICE MANUAL V1.2...
  • Page 17 21dBm no less than [dBm] (low, middle, high channel) The DCS TRP (Total Radiated Power), when Free space: 25dBm transmitting at the maximum power, shall be Body: 19dBm no less than [dBm] (low, middle, high channel) KP320 SERVICE MANUAL V1.2...
  • Page 18 CIF @ 30fps Display frame rate (fps) in specific video resolution Main display shall sustain the following specification. - Typical central Luminance [# cd/m2] 200 cd/m2 @handset level - No conspicuous cross talk observed on test pattern. KP320 SERVICE MANUAL V1.2...
  • Page 19 1 (2 Bar Blinking) 3.62 ± 0.05 V Charge 2 (3 Bar Blinking) 3.72 ± 0.05 V 3 (4 Bar Blinking) 4.20 ± 0.05 V Low voltage Warning tone once per two Warning tone duration Warning minutes KP320 SERVICE MANUAL V1.2...
  • Page 20 Support 3.54V± 0.05V during call Voltage 3.50V± 0.05V during stand Forced shut down 3.35V ± 0.03V voltage The average USB connection throughput RD: 600kB/s between ME and USB should be better than WR: 200kB/s [# kB/s] KP320 SERVICE MANUAL V1.2...
  • Page 21 User Selectable and Customizable Profiles (7 profiles: General, Meeting, (Audio Settings) Outdoor, Vibrate only, Headset, Silent, Bluetooth) Auto-detect and activated profiles (1 profile: Headset) Key Tone Key Tone Volume (7 Level - 0 ~ 6, 0 for Mute) KP320 SERVICE MANUAL V1.2...
  • Page 22 4 major fields for each set - On/Off, Time, Repeat type, Audio options World Clock Cities list: China(52),IND(54),CIS(68) cities Daylight saving time support: activated by user selection Home city set Calculator Addition, Subtraction, Multiplication, Division Unit Converter Weight, Length Currency Converter Health BMI, Menstrual Phone Personalization Greeting Text KP320 SERVICE MANUAL V1.2...
  • Page 23 2 embedded Java Games: Mini Game World, Chequered Flag Settings: BGM, Sound Effect, Vibration File Management Hidden root directories except five folders as fellows: Audio, Images, Other, Received, Video Limit the actions on root directories. No create/rename/delete options on root directories. Total Memory: 90MB KP320 SERVICE MANUAL V1.2...
  • Page 24 Call Barring All Outgoing International Calls Call Barring All outgoing International except home Call Barring All incoming Calls Call Barring All incoming Calls when roaming Multi-party Call (up to 7 calls, 5 in conference, 1 on held, 1 waiting) KP320 SERVICE MANUAL V1.2...
  • Page 25 1-bit small image 16x16 pixels black and white 1-bit large image 32x32 pixels black and white 1-bit variable image in single SMS packet Extended black and white 1-bit image up to 255x255 pixels Extended 6-bit image up to 255x255 KP320 SERVICE MANUAL V1.2...
  • Page 26 MMS Message Format MMS SMIL (A subset of SMIL descried in the MMS Conformance Document 1.2) MMS Character Sets Support US-ASCII Unicode ISO-8859-1 UTF-16 UTF-8 MMS Images Support WBMP Wireless bitmap GIF87 GIF89a JPEG MMS Sound Formats Support KP320 SERVICE MANUAL V1.2...
  • Page 27 Network Service Status Preferred Network (User definition) GPRS connection mode selection: Always, When Needed Common Operation SIM Application Toolkit (Release 98 Class 2 certified) Security Personalization (Service provider lock, Network lock) DTMF Signaling DTMF DTMF Enable & Disable KP320 SERVICE MANUAL V1.2...
  • Page 28 Delete Delete All Sort: By Name, Type, Time, Size, None Storage Selection: Get list from Phone, Memory card (Only available when external memory card supported) Image Format Support JPEG Baseline GIF87a GIF89a WBMP Music Player Play KP320 SERVICE MANUAL V1.2...
  • Page 29 EV: -4 ~+4 Night Mode: On/Off Banding: 60Hz/50Hz Video Quality: Fine, High, Normal, Low File Size Limit: No Limit, 95KB, 195KB, 295KB, Record Time Limit: No Limit, 15 sec, 30 sec, 60 sec Record Audio: On/Off KP320 SERVICE MANUAL V1.2...
  • Page 30 Record Format: AMR, WAV, AWB Record Storage: Phone, Memory Card (Only available when external memory card supported) Preset Channel List generated by auto search JAVA MIDP 2.0 CLDC 1.1 Memory Limit – Heap size 1.5MB Support JSR 139,118,120,135,185, 75 KP320 SERVICE MANUAL V1.2...
  • Page 31 8 (Default), UTF-16, USASCII, Latin1, UCS2, iso-10646-ucs-2 ISO-8859-1, UTF-8, UTF-16, ISO-10646-UCS-2, USASCII) Contents Decoder Base64, Quote-Printable WBMP Wireless bitmap, GIF87, GIF89a, PNG, JPG,JPEG,GIF,WBMP,BMP,PNG MP3,MIDI,MID,AMR,MMF,WAV,MPEG,MP JPEG, JPG, BMP, AMR, MIDI, MID, IMELODY, G,AAC MP3, 3GP, AAC 3GP,MPEG4,MP4,3GPP KP320 SERVICE MANUAL V1.2...
  • Page 32 But it depends Binaire) on assigned total memory pool. And by content diversity, the value is dynamic. TAG/ Is the attribute hspace for images ignored by Browing the device? Is it possible to select/download images with the device? KP320 SERVICE MANUAL V1.2...
  • Page 33 1. WTLS Class 2 with >= 128 bit encryption 2. WTLS Class 3 with >= 128 bit encryption Supported Algorythms SHA-1, MD5 Support of WIM Certificates store supported? 1. Verisign 2. Baltimore 3. Certicom 4. Diversinet 5. Entrust KP320 SERVICE MANUAL V1.2...
  • Page 34 (N) (Y/N)? * If YES : could you describe the way to manage the parameters in the SIM and the parameters in the phone? Stack SAR supported? Yes/No Is WTP Concatenation supported by the mobile? Yes/No KP320 SERVICE MANUAL V1.2...
  • Page 35 Maximum number of images per page Common memory pool Maximum size for an image (bytes) Common memory pool Prefered image format Gif, JPG, WBMP Type of Multipart supported in MIME Type All object formats format that could be used on handset KP320 SERVICE MANUAL V1.2...
  • Page 36 Class 10; Operation class B GPRS Class: CS1/CS2/CS3/CS4 GPRS Coding Scheme: EGSM/DCS1800/PCS1900 : Data Rates (Packet): Uplink : Up to 21.4Kbps (1 slot) Downlink : Up to 85.6Kbps (4 slots) EGSM/DCS1800/PCS1900 : Up to 9600Kbps Data Rates (Circuit Switch): KP320 SERVICE MANUAL V1.2...
  • Page 37 (0 - 124) 890 + (ARFCN x 0.2)MHz (975 - 1023) 890 + 0.2x(ARFCN - 1024)MHz Phase and Frequency Error Peak Phase Error < 20 degrees RMS Phase Error < 5 degrees Frequency Stability < +/- 90Hz KP320 SERVICE MANUAL V1.2...
  • Page 38 1784.8 MHz TX Frequency Calculation (F )MHz 1710.2 + 0.2 x (ARFCN - 512) = F Phase and Frequency Error Peak Phase Error < 20 degrees RMS Phase Error < 5 degrees Frequency Stability < +/- 180Hz KP320 SERVICE MANUAL V1.2...
  • Page 39 1909.8MHz TX Frequency Calculation (F )MHz 1850.2 + 0.2 x (ARFCN - 512) = F Phase and Frequency Error Peak Phase Error < 20 degrees RMS Phase Error < 5 degrees Frequency Stability < +/- 185Hz KP320 SERVICE MANUAL V1.2...
  • Page 40 Mid Channel (Ch 657) 1959.2MHz High Channel (Ch 810) 1989.8 MHz RX Frequency Calculation (F + 80 Mhz = F BER (Bit Error Ratio) Type II BER <2.4% at -102dBm Type II BER <0.1% at -23dBm KP320 SERVICE MANUAL V1.2...

  • Page 41: Service Level

    << Previous Section Next Section >> Main Menu Section 4 Introduction of Service Level 4-1. SERVICE LEVEL 1 4-2. SERVICE LEVEL 2 KP320 SERVICE MANUAL V1.2...
  • Page 42 9. In certain cases, replace the entire main equipment. 10. Receive back the repaired equipment and carry out a final check. 11. Return the repaired and correctly functioning equipment to the end-user. KP320 SERVICE MANUAL V1.2...
  • Page 43 Replace the Is the case entire main urgent? unit and accessories Wait to receive repaired equipment from level 2. Physical inspects the equipment. Check normal Return From Level Return the equipment to the customer. KP320 SERVICE MANUAL V1.2...
  • Page 44 Used for testing the charging function of faulty equipment and / or battery. Simple Hands free Kit : Used for testing the Hands free relevant functions of faulty equipment. USB Cable : Used for testing the connection between HHP and PC. KP320 SERVICE MANUAL V1.2...
  • Page 45 5. 7. Perform the final test with a workable SIM card. Fill out the repair report. 8. Return the equipment to Service Level 1 with the repair report. KP320 SERVICE MANUAL V1.2...
  • Page 46 Receive the fault report, faulty equipment. Flow of Service Level 2 Verify the faults reported at Service Level 1 and identify the doubtful modular sub-units Disassemble the equipment. Temporarily replace the faulty modular sub-unit or part with a good one to see if this clears the trouble.

  • Page 47: Circuit Description

    << Previous Section Next Section >> Main Menu Section 5 Circuit Description 5-1. LOGIC BLOCK DIAGRAM 5-2. LOGIC...

  • Page 48: Logic Block Diagram

    5-1. LOGIC BLOCK DIAGRAM...

  • Page 49: System Block Diagram

    FM Radio IC(SI4703) • Main LCM (LGIT_2.0”QVGA TFT 240*320) • Camera (3M pixels CMOS sensor) • Bluetooth(MTK_MT6601) • TOSHIBA MCP(1Gb NAND + 256Mb SDRAM) • User I/O (KEY,MINI SD CARD,USB Client, SIM card ) 5-2-2. SYSTEM BLOCK DIAGRAM KP320 SERVICE MANUAL V1.2...

  • Page 50: Memory Subsystem

    18.Burst read/write operation and burst read/single write operation capability 19.Byte control by DQM 20.Programmable Partial Array Self Refresh 21.Auto Temperature Compensated Self Refresh by built-in temperature sensor 22.Deep power down mode 23.Burst termination by burst stop command and Precharge command KP320 SERVICE MANUAL V1.2...
  • Page 51 Cell array register : 30 　s Serial read cycle : ns @CL=100pF 　 Modes : Read , Reset , Auto page program Auto block erase , Status read 　 Mode control Serial input / output , Command control KP320 SERVICE MANUAL V1.2...

  • Page 52: General Description

    Details of the individual subsystems and blocks are described in following Chapters. By default, except CMOS sensor interface, all features are identical for MT6229 and MT6230, and those descriptions related to MT6229 can also be applied to MT6230. KP320 SERVICE MANUAL V1.2...
  • Page 53 KP320 SERVICE MANUAL V1.2...
  • Page 54 The MT6318 battery charger can be used with a lithium-ion (Li+) battery. The SIM interface provides the level shift between SIM card and microprocessor. The MT6318 is available in a 96-pin TFBGA package. The operating temperature range is -25°C to +85°C. KP320 SERVICE MANUAL V1.2...
  • Page 55 KP320 SERVICE MANUAL V1.2...
  • Page 56 Mono hands-free audio or external FM radio playback paths are also provided. The audio stereo path facilitates CD-quality playback ,external FM radio , and voice playback through a handset. Figure 38 Block diagram of audio front-end KP320 SERVICE MANUAL V1.2...
  • Page 57 The following is 7610 ADC in use. External ADC name Purpose in 7610 ADC0_1- Detect Battery Voltage and Current ADC0_1+ Detect Battery Voltage and Current ADC2_TBAT Detect Battery tempter ADC3_VCHG Detect Charging voltage ADC5_T/R_TBAT ADC5_ACCESSORY Detect hand free ADC6_USB Detect USB device KP320 SERVICE MANUAL V1.2...

  • Page 58: Key Switches

    5-2-6. KEY SWITCHES Circuit Diagram KP320 SERVICE MANUAL V1.2...
  • Page 59 KP320 SERVICE MANUAL V1.2...
  • Page 60 5-2-7. VIBRATOR Circuit Diagram KP320 SERVICE MANUAL V1.2...

  • Page 61: Key Backlight Led

    5-2-8. KEY BACKLIGHT LED There are eight LEDs used for key backlighting. The LED driver of 6305 controls these LEDs. Circuit Diagram KP320 SERVICE MANUAL V1.2...

  • Page 62: Battery Charging

    Battery management, which controls charge and discharge of the battery is the most important function for safety. 7338 SW performs charging algorithm. To regulator the power PMOS for set the charging current. KP320 CHARGING CIRCUIT AND ALGORITHM charging Circuit and Algorithm 7610 Charging circuit: The schematic below shows the external charging components used in the Arima 7610 project.
  • Page 63 10mA trickle current of MT6305 charges the battery internally. When the battery voltage exceeds 2V, the pre-charge current is enabled, which allows 10mV (typically) across the external current sense resistor. This pre-charge current can be calculated: KP320 SERVICE MANUAL V1.2...
  • Page 64 Vbat < 3.2V, an UVLO signal is active low. When Vbat >= 4.3, an OV signal is active and terminates charging. The disconnection of battery could be detected by BATDET pin. BATDET is pulled high internally when battery disconnected and terminates charging immediately. KP320 SERVICE MANUAL V1.2...

  • Page 65: Real Time Clock (Rtc)

    The RTC module of 7610 is supplied by 3V Backup Battery made by Sanyo. The target of running time of the backup battery (fully charged) is longer than two hours after the main battery is removed. KP320 SERVICE MANUAL V1.2...

  • Page 66: External Interface

    5-2-11. EXTERNAL INTERFACE The pin arrangement of system I/O is shown below. KP320 SERVICE MANUAL V1.2...

  • Page 67: Sim Interface

    Trident-HP or the SIM card. All the above control signals maintain their state when MTK6229 is powered down. This allows the SIM to remain powered during soft-OFF. SIMPWR should be switched OFF when handset ‘hard-OFF’ mode is selected. KP320 SERVICE MANUAL V1.2...
  • Page 68 5-2-13. SIGNAL CONTROL PATH FOR BACKLIGHT LED, CAMERA FLASH LED AND INDICATOR LED 5-2-13.1 Backlight LED Control The LCD backlight is controlled by the PWL signal from the PMU 6318. KP320 SERVICE MANUAL V1.2...
  • Page 69 5-2-13.2 Camera Control Overview of voltage supply for Camera RP150K006B provides power supply for Camera shown below. KP320 SERVICE MANUAL V1.2...

  • Page 70: Display System

    5-2-14. DISPLAY SYSTEM 5-2-14.1 TFT LCD Module KP320 SERVICE MANUAL V1.2...
  • Page 71 5-2-14.2 LCD interface KP320 SERVICE MANUAL V1.2...
  • Page 72 5-2-15. CAMERA 5-2-15.1 Camera Module 5-2-15.2 Specifications KP320 SERVICE MANUAL V1.2...

  • Page 73: Audio Subsystem

    5-2-16.2. Audio Control Speaker and Receiver interface SPEAKER interface: Use U801 to amplify voice and voice signal from SPKN1 and SPKP1 Receiver interface: Receiver and Microphone The Microphone is also directly connected to MTK6229 MICIP0 and MICIN0. KP320 SERVICE MANUAL V1.2...
  • Page 74 Hands Free Interface KP320 SERVICE MANUAL V1.2...
  • Page 75 TCVCXO. MT6229 achieves great MODEM performance by utilizing 14-bit high resolution A/D Converter in the RF downlink path. Furthermore, to reduce the need for extra external current-driving component, the driving strength of some BPI outputs is designed to be configurable. KP320 SERVICE MANUAL V1.2...

  • Page 76: Bluetooth Interface

    BuleCore3-ROM CSP is signal chip radio and baseband chip for Bluetooth wireless technology 2.4G Hz system .it is implemented in 0.18um CMOS technology. The 4Mbit ROM is metal programmable ,which enables an eight week turn-around from approval of firm are to production samples. KP320 SERVICE MANUAL V1.2...
  • Page 77 5-2-19 RF Sub-systems KP320 SERVICE MANUAL V1.2...
  • Page 78 KP320 SERVICE MANUAL V1.2...
  • Page 79 5-2-19.1 Receiver KP320 SERVICE MANUAL V1.2...
  • Page 81 << Previous Section Next Section >> Main Menu SECTION 6 Servicing 6-1. Structure 6-2. Accessories 6-3. Exploded Diagram 6-4. Assembly 6-5. Disassembly 6-6. Soldering KP320 SERVICE MANUAL V1.2...
  • Page 82 6-1. STRUCTURE 1. KP320 Front View Back View KP320 SERVICE MANUAL V1.2...

  • Page 83: Main Board Assembly

    6.Embedded tri band antenna connection terminal 7.Vibrator connection terminal 8.Microphone connection terminal 9.Camera connection terminal 10.Receiver connection terminal 11.Speaker connection terminal 12.SD Card connection terminal 13.LED, camera control and LCD driver circuit 14.Flash LED connector terminal KP320 SERVICE MANUAL V1.2...

  • Page 84: Front Cover

    FRONT COVER 2. keypad The Front cover contains following main parts :- Keypad KP320 SERVICE MANUAL V1.2...

  • Page 85: Rear Cover

    The Rear cover contains following main parts :- 1. Speaker 2. Vibrator 3. Flash LED label 4. Charger cover 5. SD card cover 6. Volume key Charger cover 7. Camera key speaker Flash LED label vibrator Volume key Camera key KP320 SERVICE MANUAL V1.2...
  • Page 86 6-2. ACCESSORIES BATTERY AC ADAPTER KP320 SERVICE MANUAL V1.2...
  • Page 87 HANDSFREE & USB CABLE Cable KP320 SERVICE MANUAL V1.2...
  • Page 88 SOLDERING REPAIRED PARTS AT SERVICE LEVEL 2 ARE SHOWN AS BELOW. Key Board T/R switch Connector Status 32.768KHz SKY77318 Baseband Controller MT6229 LP3995 Crystal Hot Bar 26 MHZ FM Receiver Bluetooth Si4703 BC313141A18 PMIC MCP Memory MT6318 KP320 SERVICE MANUAL V1.2...
  • Page 89 Vibrator Contact Micro SD Flash LED Slot Pogo Pin Battery Contact Antenna Pogo Pin RT9182 SIM Card Connector Speaker Camera Module Contact connector Microphone Contact FM IC Mini USB Connector RF Switch Connector MM8430 KP320 SERVICE MANUAL V1.2...
  • Page 90 TCXO 26MHz GSM/GPRS Transceiver SAW Filter MT6139 FAR-F5EB-942M50 SAW Filter FAR-F6EB-1G8425 SAW Filter FAR-F6EB-1G9600 KP320 SERVICE MANUAL V1.2...
  • Page 91 << Previous Section Next Section >> Main Menu Section 7 Repairing 7-1. Testing 7-2. Troubleshooting 7-3. Circuit Diagrams KP320 SERVICE MANUAL V1.2...
  • Page 92 If necessary, use a shielded box or take other channel measures. E-GSM DCS1800 PCS1900 975ch to 980ch 513ch to 523ch 512ch to 522ch Ｌch 60ch to 65ch 690ch to 710ch 657ch to 667ch Ｍch 120ch to 124ch 874ch to 884ch 800ch to 810ch Ｈch KP320 SERVICE MANUAL V1.2...

  • Page 93: Product Specification

    In confidence test, general Phase2 (or Phase2+) test SIM should be used. RF connector and RF cable RF connector and RF cable should be used for RF test PC-Link cable PC-link cable (Serial Link Cable) should be used. KP320 SERVICE MANUAL V1.2...

  • Page 94: Function Test

    Press to enter service mode. 3.1.2 SIM Card installed a. Power on Phone b. Press to enter service mode. *#878# 3.1.3 Software Version Check Select item 1 “Service Info” in Service mode to check software version. KP320 SERVICE MANUAL V1.2...
  • Page 95 Vibrator Loud SPK Ring Tone 10. LED 11. LCD 12. Receiver 13. ADC 14. Charger 15. Headset 16. RTC 17. MTBF 18. UART 19. Memory Card 20. Nand Flash 21. Camera Total call time FM Radio KP320 SERVICE MANUAL V1.2...

  • Page 96: Confidence Test

    8. RF Cable Measurement setup is shown as follows: Test Instruments Calibration adapter 5. USB Cable 1. PC Lower Board 6. UART Cable 8. RF Cable 4. GSM Test Set 2. PRINTER E5515B (HP8960) 3. PSU HPE3631A KP320 SERVICE MANUAL V1.2...
  • Page 97 < 180Hz < 185Hz Frequency Error pass/fail indication. Detail specification is shown as table 4.1 Power Vs Time <2.4% @ -103.5dBm (avg 10000bit) RX Class2 RBER 7 +/-4 @ -103.5dBm RX Level <3 @ -103.5dBm RX Quality KP320 SERVICE MANUAL V1.2...
  • Page 98 -1dBc for power control levels 13,14 and 15 (***) For GSM 900 MS : -30 dBc or -17 dBm, whichever is the higher. For DCS1800 and PCS1900 MS : -30dBc or -20dBm, whichever is the higher. KP320 SERVICE MANUAL V1.2...
  • Page 99 Control Base station Channel Control Base station Amplitude -85dBm Mobile Phone Channel 661 ( could be changed ARFCN Mch ) Mobile Phone TX Level Mobile Phone Timeslot PSU output voltage +3.8V +/- 0.05V PSU maximum current limit 2800mA KP320 SERVICE MANUAL V1.2...
  • Page 100 ( Test is repeated under DCS1800 band ) DCS1800 1. Push “END Call” of GSM tester Close down 2. Wait to indicate “Call End” and change to idle screen. 3. Push “Power” to check shut down. *1 Refer to 1.Overview Channel selection condition KP320 SERVICE MANUAL V1.2...
  • Page 101 2. Wait to indicate “Mobile reported RX Qual” and read it. PCS1900 1. Push “END Call” of GSM tester Close down 2. Wait to indicate “Call End” and change to idle screen. 3. Push “Power” to check shut down. *1 Refer to 1.Overview Channel selection condition KP320 SERVICE MANUAL V1.2...
  • Page 102 Check the RTC HexPeek,700CC008,3,1 Min05a39a80(HEX) Check RTC time clock register Max05a4ec00(HEX) value (24hour) Note: Stingray’s Back Up Battery will become empty in 2.5 days. Back Up Battery test must be performed within two days after soldering VIB FPC. KP320 SERVICE MANUAL V1.2...

  • Page 103: Troubleshooting

    Check J802 of PIN Change J704 11 is well ? Change U603 Check Pin 3 of U603= 4 ? Check X401 output is Change X401 or X201 32KHz and X201 output is 26MHz ? Re-download SW KP320 SERVICE MANUAL V1.2...
  • Page 104 U603 VDD = 2.8 V C609 VCORE = 1.2 V VMEM = 2.8 V C612 VCTXO = 2.8V C620 C610 C608 AVDD =2.8 V X401 U602 KP320 SERVICE MANUAL V1.2...
  • Page 105 Voltage at pin 4 of Repair U602 U601 ＜5 V? Check U601 pin 1,2,5,6 of Change U601 voltage ＞ VBAT Check Battery voltage 3.2 V↑ Change U602 U603 pin 4 = LOW , pin2 = high KP320 SERVICE MANUAL V1.2...
  • Page 106 Check U603 pin 3 = VBAT ? Change U603 Check Battery voltage 3.2 V↓ Change U602 U603 pin 4 = HIGH , pin2 = low Check U603 pin 7,8 = VBAT ? Change U603 Charging will operate properly U603 U602 F601 U601 KP320 SERVICE MANUAL V1.2...
  • Page 107 3. Receiver Circuit Diagram C837 C838 C839 J503 J503 KP320 SERVICE MANUAL V1.2...
  • Page 108 Check L801 ,L802 = 0 Ω ? Change L801,L802 select test receiver. J503 will have signal Check C837 of signal is Change U401 ok or not ? Re-setting to factory mode Re-download SW Charging will operate properly KP320 SERVICE MANUAL V1.2...
  • Page 109 MIC phone KL108 R821 C817 KC107 C836 KV101 KC108 KC109 V815 KV120 KL802 KL108 J701 KL107 C835 V814 KC110 C819 C834 R822 R820 KP320 SERVICE MANUAL V1.2...
  • Page 110 KC108,KV101 is ok or not ? Check pin 1,2 of FL802 to Change U401 GND is 1.6 MΩ ? Check R820,R822,R821,R824,C817 Repair these components ,C736,V815,C835,C819,C834 ,V814 is ok or not ? Re-download SW Re-setting to factory mode Charging will operate properly KP320 SERVICE MANUAL V1.2...

  • Page 111: Ring Volume

    5. Ring volume Circuit Diagram U801 C823 KP320 SERVICE MANUAL V1.2...
  • Page 112 Check SPEAKER =8Ω ? Change speaker When you enter test mode , Change U801 select test loudspeaker. J803 will have signal Check C823 signal ? Change U401 Re-setting to factory mode Re download SW Charging will operate properly KP320 SERVICE MANUAL V1.2...
  • Page 113 6. Vibration Circuit Diagram C618 D702 U602 C703 R709 KP320 SERVICE MANUAL V1.2...
  • Page 114 Vibrator contacting OK ? Change the vibrator Does it work properly ? Done Check C618 is 3.2 V ? Replace the U602 Does R709,C703,D702 are Replace the R709, C703,D702 work properly ? Vibrator will work properly KP320 SERVICE MANUAL V1.2...

  • Page 115: Lcd Part

    7 LCD Circuit Diagram 2.8v Pin1 LCD PART KP320 SERVICE MANUAL V1.2...
  • Page 116 2.8 v ? Change LCM Check LCM solder is ok or not ? Check LCM data bus Replace the U401 have short or not ? Change Main Board or Re-download SW Check LCD Backlight Done KP320 SERVICE MANUAL V1.2...
  • Page 117 8 LCD Black light Circuit Diagram PART LCD Black light KP320 SERVICE MANUAL V1.2...
  • Page 118 START Change LCD Check pin 1~4 of LCM Replace the U602 signal is ok ? Re-download SW LCD Black light will work properly KP320 SERVICE MANUAL V1.2...
  • Page 119 9. Camera 2.8 V C933 2.8 V 1.5 V 2.8 V 1.5 V C933 U902 U901 KP320 SERVICE MANUAL V1.2...
  • Page 120 Check C933 = 1.5 V ? Replace U902 C918 = 2.8 V ? Replace U901 Check C923 = 2.8 V ? Check Change U401 TP904,TP905,TP901,TP906 Signal is ok or not ? Re-download SW Camera will work properly KP320 SERVICE MANUAL V1.2...
  • Page 121 10. Bluetooth 2.8 V L301 U301 1.8 V C311 1.8 V 1.8 V X301 C307 KP320 SERVICE MANUAL V1.2...
  • Page 122 C312 = 1.8 V ? Replace U602 Check L301 = 2.8 v ? Check C311 = 26 MHz ? Replace x301 Check C318 = 32 KHz? Replace U401 Change U301 Re-download s/w Bluetooth will work properly KP320 SERVICE MANUAL V1.2...
  • Page 123 11. Earphone 1.3 V 1.7 V 1.3 V 1.7 V KP320 SERVICE MANUAL V1.2...
  • Page 124 START Adjust J601 or Check J601 Pin is well ? change J601 Check V601~V604 and C622 Replace these is OK ? component Check J601 pin 1~6 is Replace U602 ok or not SIM will work properly KP320 SERVICE MANUAL V1.2...
  • Page 125 13. FM (radio) VBAT U803 KP320 SERVICE MANUAL V1.2...
  • Page 126 ? Check C843 and C846 of signal Replace U401 is ok or not ? Check C845 of signal is ok or Replace U401 not ? Re download SW FM will work properly KP320 SERVICE MANUAL V1.2...
  • Page 127 14. Keypad KP320 SERVICE MANUAL V1.2...
  • Page 128 KP320 SERVICE MANUAL V1.2...
  • Page 129 Check J701 and KJ101 Re-soldering connector or Change connector connector is ok ? Re-soldering component or Check V711,V712,V713 Change new component is 100Ω ? Replace U401 Check V711,V712,V713 is open ? Keypad will work properly KP320 SERVICE MANUAL V1.2...

  • Page 130: Flash Led

    15. Flash LED 2.6V 3.9V 2.8V U604 KP320 SERVICE MANUAL V1.2...
  • Page 131 ? LED or change Flash Check pin5 of U604 = 2.8V ? Replace U602 Check D603 = 32 V ? Replace U604 Check R608 = 2.6 V ? Replace U602 It will can use Flash LED KP320 SERVICE MANUAL V1.2...

  • Page 132: Rf Trouble Shooting

    U201 ? Replace X201 Check X201 is 26MHz ? Replace U202 Check C229 and C226 =2.6 V ? Check TP201,TP202,TP203 Replace U401 of signal is ok ? Check L201 of signal is ok ? Replace U201 KP320 SERVICE MANUAL V1.2...
  • Page 133 Check C106 of signal is ok ? Replace J102 Check J102 of signal is ok ? Replace C103 ,C101, L112, Check C103 , C101,L112 , L101 is ok ? L101 is ok ? Re-calibration and Re-download SW It will be work . KP320 SERVICE MANUAL V1.2...
  • Page 134 X201 C229 = 2.6 V U201 U202 L201 C226 = 2.6 V J102 L102 FL104 U102 U101 KP320 SERVICE MANUAL V1.2...
  • Page 135 Check pin 21 of U201 = 26MHz ? Replace U202 Check C229,C226 =2.6 V ? Check TP201,TP202,TP203 Replace U401 of signal is ok ? Replace U201 Check L202 signal is ok ? Check FL201 signal is ok ? Replace FL201 KP320 SERVICE MANUAL V1.2...
  • Page 136 Replace U101 Replace J102 Check J102 of signal is ok ? Check C103 , C101,L112 , Replace C103 ,C101,L112 , L101 is ok ? L101 is ok ? Re-calibration and Re-download SW It will be work . KP320 SERVICE MANUAL V1.2...
  • Page 137 X201 C229 U201 U202 C226 FL201 J102 C103 U102 L103 L101 L111 U101 L115 C101 KP320 SERVICE MANUAL V1.2...

  • Page 138: Device Information

    << Previous Section Next Section >> Main Menu Section 8 Device Information KP320 SERVICE MANUAL V1.2...
  • Page 139 8. DEVICE INFORMATION DSC (DIGITAL STATIC CAMERA) MODULE Pin List KP320 SERVICE MANUAL V1.2...

  • Page 140: Flash Memory

    FLASH MEMORY 2. Pin List KP320 SERVICE MANUAL V1.2...
  • Page 141 KP320 SERVICE MANUAL V1.2...
  • Page 142 POWER AMP MODULE (PA) 1. Function Block 2. Pin List KP320 SERVICE MANUAL V1.2...
  • Page 143 1. Function Block KP320 SERVICE MANUAL V1.2...
  • Page 144 KP320 SERVICE MANUAL V1.2...
  • Page 145 KP320 SERVICE MANUAL V1.2...
  • Page 146 KP320 SERVICE MANUAL V1.2...
  • Page 147 KP320 SERVICE MANUAL V1.2...
  • Page 148 KP320 SERVICE MANUAL V1.2...
  • Page 149 KP320 SERVICE MANUAL V1.2...
  • Page 150 KP320 SERVICE MANUAL V1.2...
  • Page 151 2. Pin List MT6305(PMUIC) KP320 SERVICE MANUAL V1.2...
  • Page 152 PIN sheet KP320 SERVICE MANUAL V1.2...
  • Page 153 KP320 SERVICE MANUAL V1.2...
  • Page 154 ○ Agilent 661x or Agilent 663x2 series power supply ○ R&S NGSM Power Supply ○ KEITHLEY 2303, 2304, 2306 ○ Agilent 3631A power supply ○ Willtek WT4400 power supply option Others USB download cable Dummy battery RF cable KP320 SERVICE MANUAL V1.2...
  • Page 155 The following diagrams depict the system setups when using the R&S CMU200 or Agilent test platform. KP320 SERVICE MANUAL V1.2...
  • Page 156 Connect 8960, power supply ,computer ,phone KP320 SERVICE MANUAL V1.2...
  • Page 157 To install the MTK ATE tool, execute the setup.exe file. The Installation Wizard guides the user through the installation process step by step. Press Next KP320 SERVICE MANUAL V1.2...
  • Page 158 Press Next START INSTALL KP320 SERVICE MANUAL V1.2...
  • Page 159 PRESS FINISH AND INSTALL FINISH Install META and press Next KP320 SERVICE MANUAL V1.2...
  • Page 160 Choose Modify and press NEXT Press NEXT KP320 SERVICE MANUAL V1.2...
  • Page 161 Press Install Press Finish KP320 SERVICE MANUAL V1.2...
  • Page 162 Execute Measurement & Automation to check equipment address Choose Devices and Interfaces KP320 SERVICE MANUAL V1.2...
  • Page 163 You can see your equipment address Choose MTK_7332_SETUP_ep1_20070322.ini and open the file to setup from data files KP320 SERVICE MANUAL V1.2...
  • Page 164 Setup your CMU Base GPIB address and power supply address Please setting AG8960 GSM = 1 and save the file KP320 SERVICE MANUAL V1.2...
  • Page 165 ATE Tool system setting Execute MTK _ ate demo Press Report & System button KP320 SERVICE MANUAL V1.2...
  • Page 166 Setting your equipment Setting Bar Cade Get Type When Calibration Choose “Scan Barcode” KP320 SERVICE MANUAL V1.2...
  • Page 167 Setting your power supply type Choose your Power Supply Type Setting your GSM/EDGE Tester Choose your Tester KP320 SERVICE MANUAL V1.2...
  • Page 168 Choose Baseband Chip Type Choose your baseband chip type :6226 Choose your download com port Choose your download cable connect COM port KP320 SERVICE MANUAL V1.2...
  • Page 169 Cancel Loss Cancel Cal INP LOSS and Cal OUP LOSS Choose “select test setup file” To select the setup file in this icon (For example:MTK_7610_SETUP.ini) KP320 SERVICE MANUAL V1.2...
  • Page 170 Execute MTK _ ate demo again Choose Calibration INI To select the ini file in this icon (For example:mtkcal_7610_ini.ini) KP320 SERVICE MANUAL V1.2...
  • Page 171 Choose Con fig File To select the CFG file in this icon (For example:metal_7610.cfg) Choose NVRAM Database file To select the sw database in this icon. KP320 SERVICE MANUAL V1.2...
  • Page 172 How to setup your test report location Choose my computer Choose “C” disk KP320 SERVICE MANUAL V1.2...
  • Page 173 Choose “program files” Choose “MTK _ ate demo ”files KP320 SERVICE MANUAL V1.2...
  • Page 174 Setup new file and leave the window Execute MTK _ ate demo KP320 SERVICE MANUAL V1.2...
  • Page 175 Press Report & System button Press “select test report location” KP320 SERVICE MANUAL V1.2...
  • Page 176 Choose your setup report Press “Done” KP320 SERVICE MANUAL V1.2...
  • Page 177 Setup finish When you finish the setup then you press save change icon. KP320 SERVICE MANUAL V1.2...
  • Page 178 Press Configuration choose Cal Setting Setting your cable loss KP320 SERVICE MANUAL V1.2...
  • Page 179 Press Done to save Press Configuration choose Final setting KP320 SERVICE MANUAL V1.2...
  • Page 180 Choose “MT Call” from Establish Call Type Key in your test SIM card number form IMSI NUMBER KP320 SERVICE MANUAL V1.2...
  • Page 181 Press Done and save your setting If you want calibration , you can press “initial calibration” KP320 SERVICE MANUAL V1.2...
  • Page 182 Press Calibration Test Key-in your phone bar Code KP320 SERVICE MANUAL V1.2...
  • Page 183 Press your phone of power on key and Start calibration Calibration is ok and will show “PASS” KP320 SERVICE MANUAL V1.2...
  • Page 184 If you want see test report , you can press “View log file” You can see the test report KP320 SERVICE MANUAL V1.2...
  • Page 185 If you want final test , you can press “initial final test “ KP320 SERVICE MANUAL V1.2...
  • Page 186 Press “RF Final test” KP320 SERVICE MANUAL V1.2...
  • Page 187 1. Handset to insert SIM card 2. Key-in bar code or IMEI number 3. power on handset KP320 SERVICE MANUAL V1.2...
  • Page 188 ATE start final test KP320 SERVICE MANUAL V1.2...
  • Page 189 If ATE test finish , ATE will show pass KP320 SERVICE MANUAL V1.2...
  • Page 190 If you want see the test report , you can press “View Log File” KP320 SERVICE MANUAL V1.2...
  • Page 191 You can see the test report KP320 SERVICE MANUAL V1.2...
  • Page 192 If you want initial cal and final test , you can press “initial cal and final test” KP320 SERVICE MANUAL V1.2...
  • Page 193 Press “Cal & Final” KP320 SERVICE MANUAL V1.2...
  • Page 194 1.Handset to insert SIM card 2.Key-in bar code or IMEI number 3.Power on handset KP320 SERVICE MANUAL V1.2...
  • Page 195 Start calibration KP320 SERVICE MANUAL V1.2...
  • Page 196 Calibration finish and power on handset again KP320 SERVICE MANUAL V1.2...
  • Page 197 Start final test KP320 SERVICE MANUAL V1.2...
  • Page 198 Finish “Cal & Final test” KP320 SERVICE MANUAL V1.2...
  • Page 199 If you want see the report , you can press “View Log File” KP320 SERVICE MANUAL V1.2...
  • Page 200 Ate show the test report KP320 SERVICE MANUAL V1.2...

  • Page 201: Software Download Procedure

    3. Battery (3.8 V Li-ion Battery) How to user Leo download tool Install Leo Download tool Choose I accept the terms in the license agreement Type user name / organization. [You could type any anything or just follow it up] KP320 SERVICE MANUAL V1.2...
  • Page 202 Select the. PCS file and press open. After few seconds, you will see below screen. Press Yes KP320 SERVICE MANUAL V1.2...
  • Page 203 After you see the pink cycle, long press power on key and then you will see below picture. After reach to 100%, SW downloads finish. KP320 SERVICE MANUAL V1.2...

  • Page 204: Exploded Diagram

    6-3. EXPLODED DIAGRAM KP320 SERVICE MANUAL V1.2...

  • Page 205: Circuit Diagrams

    7.3 Circuit Diagrams Keypad board KP320 SERVICE MANUAL V1.2...
  • Page 206 KP320 SERVICE MANUAL V1.2...

  • Page 207: Key Backlight Illumination

    Key Backlight Illumination KP320 SERVICE MANUAL V1.2...
  • Page 208 LCM and LCM Backlight Circuit KP320 SERVICE MANUAL V1.2...

  • Page 209: Earphone Jack

    Earphone Jack KP320 SERVICE MANUAL V1.2...
  • Page 210 Microphone KP320 SERVICE MANUAL V1.2...
  • Page 211 Speaker and Receiver FM Receiver KP320 SERVICE MANUAL V1.2...

  • Page 212: Camera Module

    Camera Module KP320 SERVICE MANUAL V1.2...
  • Page 213 Charger KP320 SERVICE MANUAL V1.2...

  • Page 214: Sim Card

    SIM card SD card KP320 SERVICE MANUAL V1.2...
  • Page 215 Vibrator Flash LED KP320 SERVICE MANUAL V1.2...
  • Page 216 Component place information Key pad board KP320 SERVICE MANUAL V1.2...

  • Page 217: Main Board

    Main board KP320 SERVICE MANUAL V1.2...
  • Page 218 KP320 SERVICE MANUAL V1.2...
  • Page 219 Part Number KP320 SERVICE MANUAL V1.2...

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