Panasonic EB-X70 Service Manual
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Panasonic EB-X70 Service Manual

Digital cellular phone
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Service Manual
This service information is designed for experienced repair technicians only and is not designed for use by the general
public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to
service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the product or products dealt with in this service manual by anyone else could result in serious injury or
death.
Issue 1
Revision 0
All manuals and user guides at all-guides.com
WARNING
Digital Cellular Phone
EB-X70
900 MHz
Tx Frequency Range:
880 - 915MHz
Rx Frequency Range:
925 - 960 MHz
Tx / Rx separation
45 MHz
RF Channel Bandwidth
200 kHz
Number of RF channels
174
Speech coding
Full rate/Half rate/Enhanced Full rate
Operating temperature
-10 °C to +55 °C
Type
Class 4 Handheld
RF Output Power
2 W maximum
Modulation
GMSK (BT = 0.3)
Connection
8 ch / TDMA
Voice digitizing
13 kbps RPE-LTP / 13 kps ACLEP / 5.6 kps CELP / VSLEP
Transmission speed
270.833 kbps
Signal Reception
Direct conversion
Antenna VSWR
< 2.1 : 1
Dimensions
Height: 87.3 mm
(excluding
Width: 47.1 mm
antenna)
Depth: 24 mm
Volume
80 cc
Weight
95 g
Main Display
LCD, 176 x 132 pixels, 65,536 colours
Sub Display
LCD, 96 x 28 pixels, monochrome
10 LEDs for Keypad Backlighting (White)
Illumination
4 LEDs for LCD Backlighting (White)
3 LEDs for Sub LCD (Blue, Green, Orange)
Keys
17-key Keypad, Navigation key, 1 memo key
3 V Plug-in type only
SIM
External DC Supply
5.8 V
Voltage
Battery
3.7 V nominal, 680mAh, Li-Ion
Standby Time
Talk Time
Talk and standby time will be dependent on network conditions, SIM card, backlight usage
and network condition.
© 2003
Panasonic
Development of Europe Ltd. All rights reserved.
Unauthorized copying and distribution is a violation
of law.
Order Number: PMCD030901C8
1800 MHz
1900 MHz
1710 -1785 MHz
1850 - 1910 MHz
1805 -1880 MHz
1910 - 1990 MHz
60 MHz
95 MHz
299
374
Class 1 Handheld
Class 1 Handheld
1 W maximum
1 W maximum
Mobile
Communications

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Summary of Contents for Panasonic EB-X70

  • Page 1 All manuals and user guides at all-guides.com Order Number: PMCD030901C8 Service Manual Digital Cellular Phone EB-X70 900 MHz 1800 MHz 1900 MHz 1710 -1785 MHz 1850 - 1910 MHz Tx Frequency Range: 880 - 915MHz 1805 -1880 MHz 1910 - 1990 MHz...

  • Page 2: Table Of Contents

    Every care has been taken to ensure that the contents of this manual give an accurate representation of the equipment. However, Panasonic Mobile Communications Development of Europe Ltd. accepts no responsibility for inaccuracies which may occur and reserves the right to make changes to the specification or design without prior notice.

  • Page 3: Introduction

    1.1. Purpose of this Manual This Service Manual contains the information and procedures required for installing, operating and servicing the Panasonic GSM Personal Cellular Mobile Telephone system operating on GSM Digital Cellular Networks.

  • Page 4: Structure Of The Manual

    All manuals and user guides at all-guides.com INTRODUCTION 1.2. Structure of the Manual The manual is structured to provide service engineering personnel with the following information and procedures: General and technical information - provides a basic understanding of the equipment, kits and options, together with detailed information for each of the major component parts.

  • Page 5: General Description

    2.3. Features The Panasonic Phone Model X70 is a high performance, small, light, telephone handsets for business and domestic use on General Packet Radio Service (GPRS) running on GSM networks. The following features are provided: • Triple Band, EGSM900, GSM1800 and GSM1900 operation.

  • Page 6: Operating Instructions

    All manuals and user guides at all-guides.com OPERATING INSTRUCTIONS 3 OPERATING INSTRUCTIONS 3.1. General This section provides a brief guide to the operation and facilities available on the telephone handset. Refer to the Operating Instructions supplied with the telephone for full operational information. 3.2.

  • Page 7: Liquid Crystal Displays

    All manuals and user guides at all-guides.com OPERATINGINSTRUCTIONS 3.3. Liquid Crystal Displays The telephone handset has two Liquid Crystal displays - a colour display for main operation and a monochrome sub-display for a quick review of phone status. Figure 3.3: Main Liquid Crystal Display 3.4.

  • Page 8: Features Menu Structure

    All manuals and user guides at all-guides.com OPERATING INSTRUCTIONS 3.5. Features Menu Structure Display 1. Settings Wallpaper Alerts Ring Volume On/Off Show Keys Ring Type Brightness Phone Settings Language Quiet Mode Backlight Time DTMF Length Clock Vibration Alert Key Baclight Call Service All Tones Melody Composer...

  • Page 9: Imei And Software Identification

    All manuals and user guides at all-guides.com OPERATING INSTRUCTIONS 3.6. IMEI and Software Identification To check the IMEI number of the phone: Press: * # 0 6 # To identify the software version installed on the phone: Press: * # 9 9 9 9 # within five seconds of switching on. 3.7.
  • Page 10 All manuals and user guides at all-guides.com OPERATING INSTRUCTIONS 3.7.5 Enabling Procedure 1. Press 2. Scroll up / down to select: "SIM" for SIM Personalisation "Network" for Network Personalisation "Sub-Network" for Sub-Network Personalisation "ServiceProvider" for Service Provider Personalisation, or "Corporate" for Company Personalisation. 3.

  • Page 11: Technical Description

    All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4 TECHNICAL DESCRIPTION 4.1. RF Overview 4.1.1 General Specifications The telephone is a triple band product incorporating three switchable transceivers, EGSM 900 band,GSM 1800 (DCS 1800) band and GSM 1900 band. The transmit and receive bands are given in the table below: EGSM 900 880-915 MHz 925-960 MHz...
  • Page 12 All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.1.3. Block Diagram FRONT END TRIPLE BAND TRANSCEIVER BASEBAND (SWITCH MODULE) FILTERS EGSM 900 BASEBAND AMPLIFIERS GSM 1800 GSM 1900 ÷4 BUFFER AMP EGSM 900 COUPLER ÷2 TRIPLE ATTENUATORS BAND COUPLER 1800 / 1900 GSM 1800 / 1900...

  • Page 13: Transmitter

    All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.1.6. Antenna The antenna is a fixed helical type and is designed for triple band operation (EGSM 900, GSM 1800 and GSM 1900). 4.2. Transmitter 4.2.1 Functional Description U603 U601 ÷4 FL600 U604 FL608...

  • Page 14: Receiver

    All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.3. Receiver 4.3.1 Functional Description FL600 U603 SWITCH TRIPLE BAND TRANSCEIVER MODULE BASEBAND FILTERS EGSM 900 BASEBAND AMPLIFIERS GSM 1800 GSM 1900 10698-1 Figure 4.4: Receiver Block Diagram The main building block for the receiver is the transceiver IC (U605) which includes a direct conversion receiver with I and Q quadrature demodulation.

  • Page 15: Baseband Overview

    All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.4. Baseband Overview 4.4.1 Introduction The Baseband circuits of the phone are required to perform the following functions: • Equalisation • Channel coding / decoding • Speech coding / decoding • Data Encryption •...
  • Page 16 All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION The Baseband circuits are built around a GSM chipset developed by Texas Instruments. The chipset comprises two chips, CALYPSO+ and SYREN. The highly integrated nature of the chips means that each contain a large number of functions. CALYPSO+ is a signal processing device with a digital signalling processor (DSP) and CPU.
  • Page 17 All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.4.3 LCD Modules The handset has two displays forming a single module. The main display is positioned inside the clamshell of the handset while the sub display is mounted on the outside of the top half of the handset. The Main LCD module consists of a Transmissive TFT colour display driven by a chip-on-glass driver connected to the LCD / Camera interface.

  • Page 18: Calypso

    All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.4.6. Infrared Transceiver The Infrared transceiver is a 115 kbits/s IrDA transceiver with a transmission range of approximately 20 cm. The transceiver is connected directly to CALYPSO+ via RX, TX and shutdown (SD) data lines. 4.5.
  • Page 19 All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.5.4 CPU Memory The phone uses the following memory configuration: • 256 Mbits Flash memory • 5 Mbits internal SRAM • 128 Mbits external PSRAM Although CALYPSO+ has 5 Mbits internal memory, only the external PSRAM memory is protected by the backup battery. 4.5.5 Real Time Clock (RTC) Clock functions are provided by a Real Time Clock built into CALYPSO+.

  • Page 20: Syren

    All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.6. SYREN 4.6.1 Introduction SYREN U120 contains the interace circuits to the audio, RF and auxiliary analogue functions. It is configured using the TSP on CALYPSO+ and interfaces with the DSP in CALYPSO+ via the voice and I & Q interfaces. U120 PARAMP SYREN...

  • Page 21: Bluetooth Module

    All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.7. Bluetooth Module Bluetooth module U500 provides short range (typically 10 metres or less) connectivity from the handset to Bluetooth-enabled devices such as headsets, car kits, personal computers for transferring voice and data. VCXO_EN VCXO 26 MHz...

  • Page 22: Power Supplies

    All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.8. Power Supplies 4.8.1 Introduction VBAT U120 SYREN VBACKUP U142 VBAT BACKUP VBAT CELL U141 D18V U140 VRRAM FLASH Q202 + SRAM D28V VRMEM D18VMEM D28VB VRIO1 MAIN BATTERY VRIO2 U301 U500 MELODY BLUETOOTH...
  • Page 23 All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.8.3 Power On / Off Control The power on sequence can begin when VBAT >2.6 V or VBACKUP >2.6 V. In this state SYREN (U120) is in Power On Condition and internal supply UPR is active. RESPWRONZ signal to CALYPSO+ (U100) is released high. If SYREN is in the Power On Condition, one of following conditions start the Power Up sequence.
  • Page 24 All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION • D18VMEM / D18V: Power supply used by Flash and PSRAM memory and memory I/O, vibrate. Voltage 1.8 V ±0.1 V Current 450 mA max. Dropout 100 mV max (load max) Supply VBAT The D18V power supply is provided by a permanently enabled discrete 1.8V regulator IC.
  • Page 25 Over Voltage Protection As the accessory connector is unique to Panasonic, only approved chargers can be used with the handset. Therefore, no additional circuitry is required within the handset to prevent the charger voltage exceeding the design limit of 20 V.
  • Page 26 All manuals and user guides at all-guides.com TECHNICAL DESCRIPTION 4.8.8. Accessory Control The telephone can detect accessories connected to the I/O connector by measuring the ADC value of ADIN4 (ACCY_ID) on SYREN. It can then communicate with the detected peripheral and control set ACC_PWR where required, as detailed in the following table.

  • Page 27: Repair Procedures

    All manuals and user guides at all-guides.com REPAIR PROCEDURES 5 REPAIR PROCEDURES 5.1. Introduction This section describes the equipment and software required to test and calibrate the phone. Calibration Procedures are described in Section 9. The handset can be connected to a compatible personal computer for electronic adjustment and fault diagnosis. This section provides a description of the equipment required to perform those tasks.

  • Page 28: Jigs And Tools

    All manuals and user guides at all-guides.com REPAIR PROCEDURES 5.4. Jigs and Tools 5.4.1 Personal Computer (PC) The PC (IBM compatible) is used as a Unit Under Test controller. This, in conjunction with the channel box software, allows all of the test facilities normally provided through the keypad of the Unit Under Test. The Microsoft Windows®...
  • Page 29 All manuals and user guides at all-guides.com REPAIR PROCEDURES 5.4.4. Power Supply (2) A power supply is required to provide power to the PCB via the PCB Repair Jig while a second unit is required to provide power baseband calibration and unit testing. 5.4.5 Channel Box Software This is the test software for the telephone unit and should be installed onto the personal computer to be used for testing.

  • Page 30: Using The Channel Box Software

    Check that the handset is powered-up (LCD is backlit and all LEDs are on). The Channel Box should also display handset IMEI number and Firmware version information in the left-hand column of the screen. A toolbar should also be visible in the top panel where the Panasonic logo is displayed. Figure 5.5: Channel Box Toolbar Additional user instructions are provided in the documentation files supplied with the Channel Box.

  • Page 31: Disassembly / Reassembly

    All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS 6 DISASSEMBLY / REASSEMBLY INSTRUCTIONS General 6.1. This section provides disassembly and reassembly procedures for the main components of the telephone. These assemblies MUST be performed by qualified service personnel at an authorised service centre. The following Warnings and Cautions MUST be observed during all disassembly / reassembly operations: WARNING The equipment described in this manual contains polarised capacitors utilising liquid electrolyte.

  • Page 32: Disassembly

    All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS 6.2. Disassembly 6.2.1. Lower case assembly and main board removal Remove the battery from the phone. 10715-1 Using tweezers, remove the four grey screw caps. Discard these items. 10716-1 Use the Trident screwdriver to remove the four case screws.
  • Page 33 All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS Undo the two screws securing the hinge strap. Retain the screws. Slide the hinge strap forwards (towards the upper case unit) to remove it, taking care not to damage the board to board flexi-strip.
  • Page 34 All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS Use a strip of plastic (thickness of a credit card) to separate the case halves. 10724-1 Gently lift the receiver connector at the point marked ‘A’ below. Remove the receiver and retain for reassembly. 10725-1 Lift the display module out from the case, taking care not to damage the board-to-board flexi-strip.
  • Page 35 All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS 6.2.3. Camera removal Unhook the camera de-sense shield / flexi-strip (‘A’) out from its retaining lug on the LCD chassis. Pull the camera out from its mounting position. 10737-1 6.2.4 Removal of hinge unit and spigot Lift the upper case front from the lower case front.
  • Page 36 All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS Push the vibrate motor assembly from underneath the holder to remove it. 10722-1 Remove the speaker wires from the cable management hooks. Apply downward pressure to the holder at point ‘A’, then gently ease out the speaker in the direction shown. 10751-1 6.2.6 Antenna Removal...

  • Page 37: Reassembly

    All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS 6.2.8 Microphone removal Lift the microphone insert from its recess in the handset lower case. 10739-1 6.3. Reassembly CAUTION IF ANY OF THE RF, BLUETOOTH OR BASEBAND SHIELDS ARE REMOVED FROM THE PCB AT ANY TIME, THEY MUST BE REPLACED BY NEW ITEMS.
  • Page 38 All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS Fit the display PCB by first sliding it under the sub-LCD flexi-strip and then locating over the two white posts. Locate the end of the sub-LCD flexi-strip (C) into its connector on the display PCB and lock in place. 10755-1 Refit the camera to the LCD chassis.
  • Page 39 All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS Insert the vibrate motor into the holder and secure the motor wires under the cable management hook as shown. Place the holder assembly in the location slots on the Main PCB. Connect the speaker plug into the socket marked ‘S’ on the PCB and the vibrate motor plug into the socket marked ‘V’.
  • Page 40 All manuals and user guides at all-guides.com DISASSEMBLY / REASSEMBLY INSTRUCTIONS Slide the hinge strap into position under the Main PCB. The PCB may be raised slightly to facilitate access, but take care not damage the board-to-board flexi-strip. Ensure the board-to-board connector is still firmly located over the PCB connector.

  • Page 41: Interfaces And Test Points

    All manuals and user guides at all-guides.com INTERFACES AND TEST POINTS 7 INTERFACES AND TEST POINTS 7.1. Interfaces 7.1.1 External I/O 10701-1 Figure 7.1: External I/O Connector Name HH <==>EXT Function H/H Circuit Ground 10095-2 SERIAL_UP <== Upward Serial Data (up to 812 kps Data Cable) SERIAL_DN <==...
  • Page 42 All manuals and user guides at all-guides.com INTERFACES AND TEST POINTS 7.1.2 PCB to PCB Connector CN200 10706-1 Figure 7.2: PCB to PCB Connector Bottom Connection Signal Name <==> Function Bottom Half Half 14-18 VBAT ==> Supply for Page LED, IrDA transceiver, VBAT VBAT regulators and Photo Light supply.
  • Page 43 All manuals and user guides at all-guides.com INTERFACES AND TEST POINTS 7.1.3 Camera Interface Connections CN901 10707-1 Figure 7.3: Camera Connector CN901 Signal Signal AVDD DATA6 AVSS DATA5 DATA4 DATA2 AVF (N/C) DATA0 DATA3 FLCK DVDD (D28VB) DATA1 DVSS (GROUND) PWDN PCLK XRESET...
  • Page 44 All manuals and user guides at all-guides.com INTERFACES AND TEST POINTS 7.1.5 Sub LCD Module Interface Signals CN900 10709-1 Figure 7.5: Sub LCD Module Connector CN900 Signal Signal LCD_RESET uWIRE_CS_SUB PWR_5V GND (GROUND) BLUE_CATH uWIRE_SDO GREEN_CATH uWIRE_SCLK RED_CATH VDD (D28VB) 7.1.6.
  • Page 45 All manuals and user guides at all-guides.com INTERFACES AND TEST POINTS 7.1.7. SIM Interface SIGNAL SIMPWR (3W) SIM_RST CN300 SIM_CLK Not connected GROUND Not connected SIM-I/O Not connected 10710-1 Figure 7.7: SIM Connection Details 7.1.8 Battery Connector GND (-ve) BAT TEMP VBAT (+ve) 10711-1 Figure 7.8: Battery Connection Details...

  • Page 46: Test Points

    All manuals and user guides at all-guides.com INTERFACES AND TEST POINTS 7.2. Test Points 7.2.1 Main PCB FUNCTION GRID TP100 CALYPSO+ 32kHz CLOCK TP107 D15V TP108 D28VB TP109 D28V TP110 A28V TP129 D28VR TP111 TP128 TP112 VRRTC VRSIM TP113 TP114 SYREN TDO TP115 SYREN TDI...
  • Page 47 All manuals and user guides at all-guides.com INTERFACES AND TEST POINTS 7.2.2 Display PCB GRID SIGNAL TP800 D28VB TP801 VBAT TP802 EXTPWR TP803 TP810 TP809 CAM_PAGE_LED TP804 TP806 CHRG_LED TP808 IRDA_SD TP809 EAR_P EAR_N TP810 TP811 IRDA_RXIR TP812 IRDA_TXIR TP813 GI/00 TP814 DS800 / R800 (P’LIGHT)

  • Page 48: Fault Finding

    All manuals and user guides at all-guides.com FAULT FINDING 8 FAULT FINDING 8.1. RF Waveforms NOTE: When using a FET probe, it should be protected from high power levels via a 70 dB pad. The measurements shown below are by FET probe on non-50 Ω tracks, therefore signal levels are approximate. H3 Filter O/P, single-ended measurement SMARTi O/P, single-ended measurement Stop: 1.711200 GHz...
  • Page 49 All manuals and user guides at all-guides.com FAULT FINDING The output measured at the coupler (U607) output should be ~20 dB below the power amplifier output: Coupler O/P, single-ended measurement Start: 1.709200 GHz 10742-1 Stop: 1.711200 GHz Figure 8.3: GSM 1800 / GSM 1900 Coupler (U607) Signal level at the RFIN connection of the Automatic Power Controller (APC) IC (U605): APC I/P, single-ended measurement.

  • Page 50: Bga Fault Identification

    All manuals and user guides at all-guides.com FAULT FINDING 8.2. BGA Fault Identification The following process is recommended when attempting to identify a ‘no power-on’ fault or ‘intermittent power-off’ fault that could be attributed to a BGA device. START Attempt to power on the phone from the Service Channel Box.

  • Page 51: Power On Fault Analysis

    All manuals and user guides at all-guides.com FAULT FINDING Fault Signal Details Suspect Device Code Serial Port Ensure connections made Check using known ‘good’ phone. correctly. Supply Voltage Vbat should be 3.7 V. Check power supply or that battery is fully charged.
  • Page 52 All manuals and user guides at all-guides.com FAULT FINDING Expected Power-on sequence Test Point On failure Output Supply to FLASH initialised. TP127 2.0 V DC Regulated supply to FLASH memory suspect. Code is run from FLASH memory If handset does not power on, refer to the chart below. START the phone switched-on?

  • Page 53: Calibration Procedures

    All manuals and user guides at all-guides.com CALIBRATION PROCEDURES 9 CALIBRATION PROCEDURES 9.1. Introduction See Section 6 for a list NOTE: of the equipment and setup procedures required to perform the following adjustment and calibration procedures. The following procedures MUST be performed after replacement or repair of the PCB. Failure to do so may result in incorrect operation of the telephone.
  • Page 54 All manuals and user guides at all-guides.com CALIBRATION PROCEDURES 9.2.2 Power Level Tables The following tables show the measurement limits according to power level: The values in these tables are required only if manual Tx Trim is used to trim individual channels. EGSM 900 Output Power (dBm) Power Level...
  • Page 55 This procedure requires the use of a Gigatronics 8541C or Wavetek 4400 power meter. NOTE: To ensure that the telephone operates within set SAR margins, Panasonic recommends that a power meter capable of measurement to an accuracy of ±0.2 dB is used when calibrating power levels. Use of a less accurate power meter may result in the telephone failing to meet SAR standards.

  • Page 56: Rssi

    All manuals and user guides at all-guides.com CALIBRATION PROCEDURES 9. Select the ‘NEXT CAL’ button and repeat steps 7 and 8. When the message “Copy cal. values operation - click the ‘Next cal’. button”, select the ‘NEXT CAL’ button. 10. When manual calibration is complete, the new DAC values will be calculated and downloaded to the handset. The message: "Downloading new DAC values - do not remove handset”...

  • Page 57: Battery Calibration

    All manuals and user guides at all-guides.com CALIBRATION PROCEDURES 9.4. Battery Calibration 9.4.1 Preliminaries There are two procedures associated with battery calibration, battery temperature and battery voltage. Connect the RF Adaptor / Baseband Jig, telephone and PC as shown in the diagram below. CABLE 1 10743-1 Figure 9.3: Battery calibration test connections...

  • Page 58: Camera Calibration

    All manuals and user guides at all-guides.com CALIBRATION PROCEDURES 9.5. Camera Calibration Currently there are no camera calibration procedures for this product. Issue 1 Section 9 PMCD030901C8 Revision 0 – 56 – Service Manual...

  • Page 59: Replacement Parts List

    All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST 10 REPLACEMENT PARTS LIST 10.1. Sub-Assemblies Ref. No. Part No. Part Name & Description MAIN BOARD - SEE SEPARATE LIST M101 1GE004CABA LOWER FRONT COVER - DARK SILVER M102 1HE003CABA LOWER BACK CASE - DARK SILVER M104 6TE002CABA...
  • Page 60 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST Ref. No. Part No. Part Name & Description M154 M150 1GE002CABA UPPER FRONT COVER - DARK SILVER M151 1HE002DABA UPPER BACK CASE - DARK SILVER M153 M152 2EE004BABA MAIN LCD PANEL - DARK SILVER M153 2EE003CABA LCD PANEL SUB - DARK SILVER...

  • Page 61: Main Pcb Variants

    CN102 X70BRD001F PCB ASSY LANGUAGE PACK F X70BRD001G PCB ASSY LANGUAGE PACK G CN600 CN602 Network-specific (SIM-locked) Assemblies M122 available - please refer to Panasonic Spares. M126 M124 M128 10.3. Language Packs M121 M125 M123 LANGUAGE PACKS LANGUAGE M127 ENGLISH ¶...
  • Page 62 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST Ref. No. Part No. Part Name & Description Ref. No. Part No. Part Name & Description C152 F1H1A105A025 CAPACITOR, CER (1608) 10V 1µF C422 F1G1H470A409 CAPACITOR, CER 50V 47pF C153 F1G1A104A002 CAPACITOR, CER 10V 0.1µF C423...
  • Page 63 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST Ref. No. Part No. Part Name & Description Ref. No. Part No. Part Name & Description C670 ECJ0EC1H030C CAPACITOR, CER 50V 3pF FL200 J0HABB000014 EMI FILTER C671 F1G1H330A409 CAPACITOR, CER 50V 33pF FL201 J0HABB000014 EMI FILTER...
  • Page 64 All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST Ref. No. Part No. Part Name & Description Ref. No. Part No. Part Name & Description R117 ERJ2GEJ222X RESISTOR 62.5mW 2.2k R451 ERJ2GEJ104X RESISTOR 62.5mW 100k R118 ERJ2GEJ153X RESISTOR 62.5mW 15k R457 ERJ2GEJ152X RESISTOR 62.5mW 1.5k...

  • Page 65: Display Pcb

    All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST Ref. No. Part No. Part Name & Description Ref. No. Part No. Part Name & Description U603 C1CB00001642 SMARTIDC+GSM TR X70 L905 ELJRF22NJFB INDUCTOR 22nH U604 C1CB00001641 GSM QUAD BAND A X70 L906 ELJRF22NJFB INDUCTOR 22nH...

  • Page 66: Bulk Pack Items

    All manuals and user guides at all-guides.com REPLACEMENT PARTS LIST 10.6. Bulk Pack Items Ref. Part No. Part Name & Description X70CVR01BP UPPER-LOWER COVER ASSY (200PCS) X70CAS01BP UPPER-LOWER CASE ASSEMBLY (200) AN80027AABAB ANTENNA, DARK SILVER (200PCS) 6TE002CACABP KEYPAD MEMBRANE (200PCS) 2EE003BAAABP SUB-PANEL (200PCS) 2EE004BAAABP...

  • Page 67: Circuit Diagrams

    All manuals and user guides at all-guides.com CIRCUIT DIAGRAMS 11 CIRCUIT DIAGRAMS Figure 11.1: Circuit Diagram - Baseband (Sheet 1 of 2) PMCD030901C8 Section 11 Issue 1 Service Manual – 65 – Revision 0...
  • Page 68 All manuals and user guides at all-guides.com CIRCUIT DIAGRAMS Figure 11.2: Circuit Diagram - Baseband (Sheet 2 of 2) Issue 1 Section 11 PMCD030901C8 Revision 0 – 66 – Service Manual...
  • Page 69 All manuals and user guides at all-guides.com CIRCUIT DIAGRAMS Figure 11.3: Circuit Diagram - Peripherals 1 PMCD030901C8 Section 11 Issue 1 Service Manual – 67 – Revision 0...
  • Page 70 All manuals and user guides at all-guides.com CIRCUIT DIAGRAMS Figure 11.4: Circuit Diagram - Peripherals 2 Issue 1 Section 11 PMCD030901C8 Revision 0 – 68 – Service Manual...
  • Page 71 All manuals and user guides at all-guides.com...
  • Page 72 All manuals and user guides at all-guides.com...
  • Page 73 All manuals and user guides at all-guides.com CIRCUIT DIAGRAMS Figure 11.7: Circuit Diagram - RF PMCD030901C8 Section 11 Issue 1 Service Manual – 71 – Revision 0...
  • Page 74 All manuals and user guides at all-guides.com CIRCUIT DIAGRAMS Figure 11.8: Circuit Diagram - Display Module (Sheet 1 of 2) Issue 1 Section 11 PMCD030901C8 Revision 0 – 72 – Service Manual...
  • Page 75 All manuals and user guides at all-guides.com CIRCUIT DIAGRAMS Figure 11.9: Circuit Diagram - Display Module (Sheet 2 of 2) PMCD030901C8 Section 11 Issue 1 Service Manual – 73 – Revision 0...

  • Page 76: Layout Diagrams

    All manuals and user guides at all-guides.com LAYOUT DIAGRAMS 12 LAYOUT DIAGRAMS Figure 12.1: Main PCB Layout - Side A Issue 1 Section 12 PMCD030901C8 Revision 0 – 74 – Service Manual...
  • Page 77 All manuals and user guides at all-guides.com LAYOUT DIAGRAMS Figure 12.2: Main PCB Layout - Side B PMCD030901C8 Section 12 Issue 1 Service Manual – 75 – Revision 0...
  • Page 78 All manuals and user guides at all-guides.com LAYOUT DIAGRAMS Figure 12.3: Display PCB Layout - Side A Issue 1 Section 12 PMCD030901C8 Revision 0 – 76 – Service Manual...
  • Page 79 All manuals and user guides at all-guides.com LAYOUT DIAGRAMS Figure 12.4: Display PCB Layout - Side B PMCD030901C8 Section 12 Issue 1 Service Manual – 77 – Revision 0...
  • Page 80 All manuals and user guides at all-guides.com LAYOUT DIAGRAMS Issue 1 Section 12 PMCD030901C8 Revision 0 – 78 – Service Manual...
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