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Panasonic EBX70 - CELL PHONE, Service Manual

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Panasonic EBX70 - CELL PHONE Service Manual Download Page 1

Issue 1
Revision 0

© 2003 Panasonic Mobile Communications
Development of Europe Ltd. All rights reserved.
Unauthorized copying and distribution is a violation
of law.

Order Number: PMCD030901C8

Digital Cellular Phone

EB-X70

Talk and standby time will be dependent on network conditions, SIM card, backlight usage 

and network condition.

Service Manual

900 MHz

1800 MHz

1900 MHz

Tx Frequency Range:

880 - 915MHz

1710 -1785 MHz

1850 - 1910 MHz

Rx Frequency Range:

925 - 960 MHz

1805 -1880 MHz

1910 - 1990 MHz

Tx / Rx separation

45 MHz

95 MHz

60 MHz

RF Channel Bandwidth

200 kHz

Number of RF channels

174

374

299

Speech coding

Full rate/Half rate/Enhanced Full rate

Operating temperature

-10 °C to +55 °C

Type

Class 4 Handheld

Class 1 Handheld

Class 1 Handheld

RF Output Power

2 W maximum 

1 W maximum

1 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

Illumination

10 LEDs for Keypad Backlighting (White)

4 LEDs for LCD Backlighting (White)

3 LEDs for Sub LCD (Blue, Green, Orange)

Keys

17-key Keypad, Navigation key, 1 memo key

SIM

3 V Plug-in type only

External DC Supply 
Voltage

5.8 V

Battery

3.7 V nominal, 680mAh, Li-Ion

Standby Time

Talk Time

WARNING

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.

Summary of Contents for EBX70 - CELL PHONE

Page 1: ... 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 Illumination 10 LEDs for Keypad Backlighting White 4 LEDs for LCD Backlighting White 3 LEDs for Sub LCD Blue Green Orange...

Page 2: ...phone Handset Main Kit 3 3 OPERATING INSTRUCTIONS 4 3 1 General 4 3 2 Controls and Indicators 4 3 3 Liquid Crystal Displays 5 3 4 Alpha Entry 5 3 5 Features Menu Structure 6 3 6 IMEI and Software Identification 7 3 7 SIM Personalisation 7 4 TECHNICAL DESCRIPTION 9 4 1 RF Overview 9 4 2 Transmitter 11 4 3 Receiver 12 4 4 Baseband Overview 13 4 5 CALYPSO 16 4 6 SYREN 18 4 7 Bluetooth Module 19 4 8 P...

Page 3: ...ING A Naphthalene based resin paste is used to bond underfill components on this phone When heated this paste may give off traces of Naphthalene Therefore it is recommended that work on the PCB be carried out in a well ventilated area especially when using hot air blowers or soldering irons The following components are bonded using the paste CALYPSO U100 SYREN U120 Bluetooth IC U500 Caution The eq...

Page 4: ...disassembly repair and reassembly of each major component part Step by step troubleshooting information is given to enable the isolation and identification of a malfunction and thus determine what corrective action should be taken The test information enables verification of the integrity of the equipment after any remedial action has been carried out 4 Illustrated parts list provided to enable th...

Page 5: ...Band EGSM900 GSM1800 and GSM1900 operation Triple Rate which includes Full Rate Half rate and Enhanced Full Rate EFR speech codec GPRS compatible Class8 65 000 colour Thin Film Transistor TFT Main Display and monochrome LCD Sub Display Integral Digital Camera Multimedia Message Service MMS and Short Message Service SMS messaging POP3 compliant email client Tegic T9 Text Entry Bluetooth connectivit...

Page 6: ...Microphone Antenna Camera Lens Sub Display IrDA port Infrared Personal Handsfree connector Self Portrait Mirror Voice Memo Camera Shutter Key Photolight Charge LED Camera LED 10687 1 Navigation Key Press centre to select an item or sub menu Press outer ring to move cursor in required direction on the phone display Right Softkey Used primarily for cancelling the previous action Power End Key Press ...

Page 7: ...nebook Short Messages and Greeting Message areas Each time a key is pressed it will display the next character When another key is pressed or no key is pressed for a short time the cursor will move to the next position To cycle between Greek characters extended characters A Ä Å numerals 0 9 and normal characters A B C press 3 4 2 Editing Alpha Entry Pressing will move the cursor up or down one lin...

Page 8: ...bration Alert Melody Composer Voice Recorder Auto Answer Wallpaper On Off Show Brightness Backlight Time Key Baclight Clock Calendar Case Screen Create Edit 3 Games STK Game 1 Game 2 News Instructions Settings Home Page Bookmark Enter URL Page Memo Push Message Browser Settings Server List Cookie Last Status 7 Data Folders 8 Organiser Colour Priority Font Size Arrange Colour Browser Images Bookmar...

Page 9: ...al 3 7 3 Personalisation Function Personalisation is activated during manufacture Enabling disabling is available by entering a special key sequence immediately after power on Once the enable disable menu is shown it is possible to select the type of personalisation When personalisation is enabled it is only possible to disable it if the mobile contains a SIM and the 8 or 16 digit Control Key CK i...

Page 10: ...ork for Network Personalisation Sub Network for Sub Network Personalisation ServiceProvider for Service Provider Personalisation or Corporate for Company Personalisation 3 Press 4 Enter the 8 or 16 digit Control Key and press 5 Confirm by entering the 8 or 16 digit Control Key again and press The display will confirm which type of Personalisation has been enabled 5 2 8 2 4 ...

Page 11: ...cuits are shielded by one screen each The keypad is mounted on the reverse side of the Main PCB The second PCB is of flexible printed circuit type All components and the connectors for the Sub LCD module camera receiver main display x2 are located on one side of this assembly Tx Rx EGSM 900 880 915 MHz 925 960 MHz GSM 1800 1710 1785 MHz 1805 1880 MHz GSM 1900 1850 1910MHz 1910 1990MHz EGSM 900 GSM...

Page 12: ...c block AFC is employed to maintain stability over changes in temperature EGSM 900 GSM 1900 GSM 1800 HPF LPF Rx Tx Rx Tx Rx Tx FRONT END SWITCH MODULE IR IRX QR QRX BASEBAND AMPLIFIERS BASEBAND FILTERS TRIPLE BAND TRANSCEIVER PGC AMP RF LO LNA LNA LNA 10699 1 ATTENUATORS BUFFER AMP 2 APC COUPLER COUPLER I Q I Q RF VCO EGSM 900 GSM 1800 1900 TRIPLE BAND PA PA RAMP 900 1800 1900 4 Rx 925 960 MHz RFL...

Page 13: ... and correct input levels for U601 A 3 port EGSM SAW filter FL608 is employed at the EGSM 900 output of U604 to provide extra filtering of transmitter noise at the bottom edge of the EGSM 900 and GSM 900 bands repectively FL608 also acts as a balun between the balanced output of U604 and the unbalanced input of U601 Filtering of transmitter harmonics most of which are from the PA is provided by co...

Page 14: ...rted directly to baseband frequency by a quadrature demodulator mixer The local oscillator LO signal presented to the mixer is provided by an internal VCO and is divided by 4 EGSM 900 or by 2 GSM 1800 and GSM 1900 At baseband the GSM signal is passed through a 1 pole blocking filter comprising two external capacitors and a channel filter These filters provide some attenuation to adjacent channel s...

Page 15: ...quired to perform the following functions Equalisation Channel coding decoding Speech coding decoding Data Encryption Layer 1 2 and 3 software tasks Man Machine interface MMI System Interface SIM Interface and Management Audio and Tone Generation Power supply and battery management RF power control Synchronisation Real time clock Figure 4 5 Baseband Block Diagram ...

Page 16: ...ard interface supports keypads up to 6 columns by 6 rows and has a built in scanning algorithm for hardware based key press decoding Four key press detection modes are offered matrix allowing 25 keys to be scanned When a key being pressed a keypad interrupt is generated To find which key has been pressed the software scans each column in turn and reads which row is active Because of key bounce the...

Page 17: ...in display module but has its own chip on glass driver IC This driver is connected to the CALYPSO microwire interlace Figure 4 8 Sub LCD Dimensions 4 4 4 Camera Module The camera module is a CMOS CIF sensor type It is connected to the CALYPSO device via an interface IC and provides output in RGB565 format Automatic Light Control ALC and Auto White Balance AWB is built in to the camera module 4 4 5...

Page 18: ...and the PLL of the RF section It can be controlled either by the CPU or by the TPU The serial ports are as follows The MCU controls the TPU through a double page memory buffer the TPU Communication buffer Only one page is accessible by the MCU at any time Page selection is handled by TPU The size of each page is 256 x 16 TPU Timing output signal assignments of CALYPSO Name Ball No Function Connect...

Page 19: ...e watchdog timer receives a 928 kHz clock signal from the CALYPSO clock module A combination of pre scaler and timer register gives a timeout range of 1 078 s to 9 039 s The general purpose timers receive a 812 5 kHz clock signal 4 5 7 UART CALYPSO has three UART ports MODEM_1 MODEM_2 and UART IrDA The MODEM_1 port is used for data connection MODEM_2 for interfacing to the Bluetooth IC and UART Ir...

Page 20: ...f the handset is used both for playing ring tones and for desktop handsfree DTHF functions The personal handsfree PHF headset connects directly to the HSO earpiece and HSMIC microphone pins of the SYREN device Bias for the microphone is provided by HSMICBIAS from SYREN Detection of PHF connection is made by an interrupt on IO 2 of CALYPSO A small delay is applied before HSOVMID bias voltage is act...

Page 21: ...band interface Bluetooth cordless mode In standby mode U500 runs from its internal slow speed clock In active mode U500 runs off a 13 MHz clock derived from the VCXO To enable the 13 MHz clock U500 asserts CLK_REQ which will interrupt CALYPSO to enable the VCXO U500 is powered from SYREN 2 8 V regulator VMEM and derives 1 8 V from this source to power its RF circuits VRIO powers the baseband I O i...

Page 22: ...e of 3 7 V and 680 mAh capacity This type of battery has an advantage in weight and size over Nickel Metal Hydride NiMH cells EXTPWR nACC SENSE I O CN2702 ACC PWR IO VBAT BAT TEMP MAIN BATTERY U120 SYREN VRDBB D18VMEM VRIO1 VRABB A28BB VRRAM VR VR VR VRIO2 VR D15V D18V D28VB VRRTC D15RTC VRSIM MICBIAS U100 CALYPSO CN300 SIM U140 FLASH SRAM VBACKUP BACKUP CELL ONOFF RESPWONZ INT2 RF_EN U602 REG VST...

Page 23: ...ergency case INT1 is set low by SYREN 2 SYREN starts an internal 150 µs watchdog timer to allow CALYPSO to shutdown 3 ONNOFF signal is reset to deactivate CALYPSO 4 All regulators VRDBB VRMEM VRRAM VRIO VRABB VRRAM are disabled 5 SYREN internal band gap reference is deactivated 4 8 4 Power Source Detection Failure If the power fails i e battery removal the software detects INT1 and asserts the MOD...

Page 24: ...n VRSIM Digital Power supply for SIM card Supplies power for the SIM card VRRTC Digital power supply for CALYPSO 32 kHz oscillator and RTC module VRRTC Supplies power for the CALYPSO 32 kHz oscillator and RTC module Selectable from 1 3 V 1 5 V and 1 8 V It is supplied from UPR to enable it to be maintained from the backup cell when the main battery is removed Voltage 1 8 V 0 1 V Current 450 mA max...

Page 25: ...age rises above 4 25 V Deeply Discharged Batteries In the case of deeply discharged batteries there may not be enough power in the battery to initiate charging In this case the charging circuit automatically starts to trickle charge the battery until there is enough power to switch on the phone LED indication will be provided to the user even though the handset is not active The LED will switch of...

Page 26: ...g table Inputs Pin No Outputs Peripherals nACC_SENSE ACCY_ID EXT_PWR ACC_PWR 7 9 13 9 High 1023 Low Low none High 1023 High Low AC Adaptor DC Adaptor Low 1023 High or Low High Factory Test Jig Low 714 934 High or Low High GPS Module Low 502 684 High or Low High not used Low 342 480 High or Low High not used Low 208 299 High or Low High not used Low 123 180 Low High Charging Data Cable Low 123 180 ...

Page 27: ...ll Resin Paste 5 3 Lead Free PbF solder WARNING A Naphthalene based resin paste is used to bond underfill components on this phone When heated this paste may give off traces of Naphthalene Therefore it is recommended that work on the PCB be carried out in a well ventilated area especially when using hot air blowers or soldering irons The following components are bonded using the paste CALYPSO U100...

Page 28: ...s items are available for the PCB Repair Jig PCB probe pins pack of 3 Part No JT00092 RF probe Part No JT00084 A cable with SMA female connector is provided to make the RF connection An SMA to N Type male adaptor will be required to connect the Repair Jig to the service equipment Cable losses for the RF connection are as follows A replacement RF Probe for the Repair Jig is available as a spares it...

Page 29: ...Mode Cable Kit Cable 1 connects the personal computer directly to the I O connector for calibration and software downloading Cable 2 is used to supply power to the handset during unit and baseband testing It connects into the side of Cable 1 I O connector not to the handset 5 4 7 General Purpose Interface Bus GPIB USB interface cable A GPIB USB interface cable is required if automatic RF calibrati...

Page 30: ...nel Box Main Screen 5 Click on the SELECT MODEL button on the main screen In the pop up window select X70 from the list box and click on the OK button 6 Click on the HANDSET POWER button and within one second switch on the handset using the key 7 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 info...

Page 31: ...a 1MΩ resistor usually built into the lead to a common ground point Wrist Strap A quick release skin contact device with a flexible cord which has an integral safety resistor of between 5kΩ and 1MΩ shall be used Containers All containers and storage must be of the conductive type WARNING The equipment described in this manual contains polarised capacitors utilising liquid electrolyte These devices...

Page 32: ...the phone 2 Using tweezers remove the four grey screw caps Discard these items 3 Use the Trident screwdriver to remove the four case screws Retain the screws for re use 4 Remove the I O cover and retain for reassembly 5 Set the phone into the Open position 6 Separate the two halves of the lower case assembly using a plastic strip of credit card thickness as shown 10715 1 10716 1 10717 1 ...

Page 33: ...d flexi strip 9 Gently twist the upper case assembly to lift the Main PCB away from the lower case back Separate the PCB from the upper case assembly by disconnecting the ribbon cable from connector CN200 6 2 2 Upper case assembly and display module removal 1 Using tweezers or a pin remove the two grey screw caps and discard Remove the Escutcheon and discard 2 Use the trident screwdriver to remove...

Page 34: ... the main LCD flexi strip A the camera B and sub LCD C flexi strips 7 Lift and twist the PCB from the LCD chassis while easing back the two white retaining clips Take care not to damage the flexi strips when removing the PCB 8 Remove the white insulator and retain for reassembly 9 To remove the Main LCD from the LCD chassis gently squeeze the two white retaining clips together the LCD and holder w...

Page 35: ...r A and hinge spigot B can be removed from the hinge segment on the upper case front 2 Note that the hinge spigot may be retained in the lower case front assembly 6 2 5 Vibrate motor and DTHF speaker removal 1 Disconnect the DTHF speaker and vibrate motor plugs from the main PCB marked S and V respectively using plastic tweezers 2 Lift the vibrate motor speaker holder from the main board 3 Remove ...

Page 36: ...eaker in the direction shown 6 2 6 Antenna Removal 1 It is only necessary to remove the antenna if the antenna or antenna contact is damaged 2 Using a small screwdriver blade or blunt instrument apply pressure to the antenna lug in the direction shown while pulling the antenna away from the case 3 To replace push the antenna into its receptacle until it locks in position 6 2 7 Keypad membrane remo...

Page 37: ...hassis 3 Fit the white insulator C to the chassis B by first sliding it under the sub LCD flexi strip A then locating it over the two white posts 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 ONCE REMOVED THE SHIELDS MUST NOT BE REUSED NOTES If the case assemblies have been disassembled and reassembled more than three...

Page 38: ...board flexi strip in the slot in the central hinge 2 Locate the display PCB inside the case front 3 Fit the receiver inside the case front 4 While holding the receiver in place locate the back of the receiver connector into the corresponding slots in the case front and then press on the connector until it locks into position 5 Snap the upper case back over the upper cover front Fit the four screws...

Page 39: ...y 1 Connect the board to board flexi strip to CN200 on the Main PCB 2 Place the PHF cover onto the headset jack socket of the Main PCB 3 Fit the keypad membrane and memo button into the lower case front 4 Fit the hinge actuator A inside the upper case assembly and locate the hinge spigot B inside the hinge recess of the lower case assembly as shown 5 Feed the board to board flexi strip into the sl...

Page 40: ...embly and tighten to 2 5kgf 8 Check that the PHF cover and memo button are located correctly Check that the vibrate motor speaker holder is secure 9 Snap the two lower case halves together and refit the four screws saved during disassembly Tighten the screws to 2 5kgf 10 Fit four new screw covers to the lower case back 11 Refit the battery pack 12 Replace the I O Cover which is a push fit 6 3 5 Fi...

Page 41: ...rminal Ready Accessory Recognition 5 RTS RS232C Request to Send 6 CTS RS232C Clear to Send 7 nACC_SENSE Handsfree Accessory Detection 8 ACC_PWR Peripheral power supply on up to 100mA 9 ACCY_ID Accessory identification to ADIN4 10 USB_DM USB IO data ve not used 11 USB_DP USB IO data ve not used 12 USB_VBUS Power supply from USB device not used L off H 2 8V on 13 EXT PWR Power supply for Battery Cha...

Page 42: ... Rohm G3 43 LCD_RS Main LCD I F Register select CALYPSO R21 Rohm H1 65 LCD_nReset Main LCD I F Reset CALYPSO N15 Rohm C4 CN3004 17 CN3002 1 63 CHRG_LED Charge LED control SYREN L7 R3201 57 CAM_PAGE_LED Camera Page LED control CALYPSO M3 R3327 30 IRDA_TXIR IrDA transmit data CALYPSO C16 DS3301 5 31 IRDA_RXIR IrDA receive data CALYPSO B18 DS3301 4 4 IRDA_SD IrDA shutdown signal CALYPSO D15 DS3301 3 ...

Page 43: ...902 Pin Signal Pin Signal 1 AVDD 12 DATA6 2 AVSS 13 DATA5 3 VD 14 DATA4 4 AVH 15 DATA2 5 AVF N C 16 DATA0 6 SDA 17 DATA3 7 SCL 18 FLCK 8 DVDD D28VB 19 DATA1 9 DVSS GROUND 20 PWDN 10 PCLK 21 XRESET 11 DATA7 Pin Signal Pin Signal 1 LED_PWR 12 D3 2 LED_PWR 13 D4 3 LED_SENS 14 D5 4 LED_SENS 15 D6 5 nCS 16 D7 6 RS 17 nRESET 7 nWR 18 VDD D28VB 8 nRD 19 VDD D28VB 9 D0 20 GND GROUND 10 D1 21 GND GROUND 11...

Page 44: ...7 2 uWIRE_CS_SUB 8 PWR_5V 3 GND GROUND 9 BLUE_CATH 4 uWIRE_SDO 10 GREEN_CATH 5 uWIRE_SCLK 11 RED_CATH 6 VDD D28VB 10709 1 CN900 DS803 10705 1 1 6 7 8 1 2 3 4 5 6 7 8 IrDA Power Supply GND Shutdown Received IrDA Transmitted IrDA LED Power Supply GND GND Vcc GND SD RXD TXD LEDA SGND 7 SGND 8 D28VB Common GND CALYPSO SD_IrDA CALYPSO RXIR_IRDA CALYPSO TXIR_IRDA VBAT Common GND Common GND H Don t Care ...

Page 45: ... 0 7 1 7 SIM Interface Figure 7 7 SIM Connection Details 7 1 8 Battery Connector Figure 7 8 Battery Connection Details 10710 1 PIN 1 2 3 4 5 6 7 8 SIGNAL SIMPWR 3W SIM_RST SIM_CLK Not connected GROUND Not connected SIM I O Not connected 1 2 3 5 6 7 CN300 10711 1 GND ve BAT TEMP VBAT ve ...

Page 46: ...2 TP303 TP304 TP305 TP306 TP307 TP308 TP309 TP310 TP311 TP312 TP313 TP314 TP315 TP316 TP317 TP318 TP319 TP320 TP321 TP322 TP323 TP324 TP325 TP326 TP327 TP328 TP329 TP330 TP331 TP332 TP333 TP334 TP335 TP336 TP337 TP400 TP401 TP402 TP403 TP404 CALYPSO 32kHz CLOCK D15V D28VB D28V A28V D28VR VRRTC VRSIM SYREN TDO SYREN TDI VCXO_TEMP SYREN DAC VBACKUP SYREN RPWON D18V EAR_N EAR_P SPKP SPKN BUB_GND AFC ...

Page 47: ...2 TP803 TP804 TP806 TP808 TP809 TP810 TP811 TP812 TP813 TP814 TP815 TP816 TP817 TP818 TP819 TP820 TP821 TP822 TP823 TP824 TP825 TP826 TP827 TP900 TP901 D28VB VBAT EXTPWR GND CAM_PAGE_LED CHRG_LED IRDA_SD EAR_P EAR_N IRDA_RXIR IRDA_TXIR GI 00 DS800 R800 P LIGHT DS801 R801 P LIGHT PWM0 CHARGE_LED Q802a collector PWM1 BLUE_CATH PWM3 Q801b collector RED_CATH PWM2 Q801a collector GREEN_CATH Q802b colle...

Page 48: ... Power Amplifier U601 NOTE When using a FET probe it should be protected from high power levels via a 70 dB pad dBm 0 10 20 30 40 50 SMARTi O P single ended measurement Start 1 709200 GHz Stop 1 711200 GHz 1 dBm 0 10 20 30 40 50 H3 Filter O P single ended measurement Start 1 709200 GHz Stop 1 711200 GHz 1 10740 1 dBm 39 29 19 9 1 11 PA O P single ended measurement Start 1 709200 GHz Stop 1 711200 ...

Page 49: ...er output Figure 8 3 GSM 1800 GSM 1900 Coupler U607 Signal level at the RFIN connection of the Automatic Power Controller APC IC U605 Figure 8 4 APC IC U605 dBm 12 2 8 18 28 38 Coupler O P single ended measurement Start 1 709200 GHz Stop 1 711200 GHz 1 10742 1 dBm 5 15 35 55 75 95 APC I P single ended measurement Start 1 709200 GHz Stop 1 711200 GHz 1 10747 1 ...

Page 50: ... download latest software If E PRE_FETCH unsuccessful suspect faulty CALYPSO F DATA_ABORT device G INTERUPT Error H Run WinModo in Gang Write mode Suspect FLASH Suspect CALYPSO BGA device Refer to Error Display Codes table below NO YES NO YES NO YES YES NO NO YES FAULT CODE B FAULT CODE A Refer to BASIC TESTS table below Repair and re calibrate where necessary Does the phone start signalling Was t...

Page 51: ...ent suspect SYREN L Battery Check Check resistance between T and minus terminal of battery Resistance should be approx 10K Battery Charging Incorrect or not charging The gate of FET Q100 ICTL should be high Check D100 Q100 Otherwise suspect SYREN M ONNOFF TPEH18 should be high If signal absent suspect SYREN N Power on sequence Test Point Expected Output On failure VBAT is applied 2 6 V TP330 TP328...

Page 52: ... DC Regulated supply to FLASH memory suspect Code is run from FLASH memory If handset does not power on refer to the chart below Power on sequence Test Point Expected Output On failure Upload the latest approved software NO YES FLASH memory suspect YES START Is the handset powered down with no regulated supply from SYREN Is the phone switched on Attempt to power on the phone NO 10750 1 BASEBAND SH...

Page 53: ...E REPLACED BY NEW ITEMS ONCE REMOVED THE SHIELDS MUST NOT BE REUSED Battery calibration includes checks on voltage temperature and charging These procedures are described in Section 9 4 Adjustment data selected during calibration is stored in Flash ROM 9 2 Carrier Power Calibration 9 2 1 General Information Tx Calibration can be performed manually or automatically Automatic Calibration is the pref...

Page 54: ...14 5 15 5 15 13 12 5 13 5 16 11 10 5 11 5 17 9 8 5 9 5 18 7 6 5 7 5 19 5 4 5 5 5 Power Level PL Output Power dBm Nominal Target Min Max 0 29 55 29 3 29 8 1 28 0 27 5 28 5 2 26 0 25 5 26 5 3 24 0 23 5 24 5 4 22 0 21 5 22 5 5 20 0 19 5 20 5 6 18 0 17 5 18 5 7 16 0 15 5 16 5 8 14 0 13 5 14 5 9 12 0 11 5 12 5 10 10 0 9 5 10 5 11 8 0 7 5 8 5 12 6 0 5 5 6 5 13 4 0 3 5 4 5 14 2 0 1 5 2 5 15 0 0 0 5 0 5 P...

Page 55: ... 900 MHz 4 With the CB2000 software running select the TX CAL button 5 The Tx Calibration screen should be displayed 6 Within the Manual Calibration area of the screen select the START CALIBRATION button 7 Carry out any instruction displayed in the top text box The second text box displays the expected power meter reading for the given channel The text box to the right of the ADJUST POWER slider d...

Page 56: ...en the Trim Power Level window 5 If required check the VOICE AID box for aural confirmation of the expected power meter reading The Voice Aid is played back through a sound card if one is fitted to the PC Note that if other media programs are running e g Winamp an error message may be returned 6 Select the NEXT VER button and repeat steps 3 and 4 When the calibration progress bar is full the NEXT ...

Page 57: ...ain dialogue window 3 If at any time the message Temperature Cal failed the calibration procedure has failed Check all test equipment connections and that the correct resistor has been selected before suspecting a problem with the handset Further information may be displayed in the dialogue window 4 When the message Temperature Cal Done is displayed in the dialogue window the calibration procedure...

Page 58: ...CALIBRATION PROCEDURES Issue 1 Section 9 PMCD030901C8 Revision 0 56 Service Manual 9 5 Camera Calibration Currently there are no camera calibration procedures for this product ...

Page 59: ...EYPAD ASSEMBLY DARK SILVER M105 2RE004C HINGE STRAP M107 2CE001A MEMO KEY M108 6RE001EABA I O COVER DARK SILVER M109 3AB001038AAA SCREW LOWER M113 3AB001038AAA SCREW LOWER M115 3DB001004AAE SCREW CAP LOWER TOP DARK SILVER M117 6RE004CABA SCREW CAP LOWER BOTTOM D SILVER M119 6RE002BABA HEAD SET JACK COVER DARK SILVER M129 6JE001B SIM HOLDER M130 3DC001002AAB BATTERY HOOK DARK SILVER M131 4N70042A B...

Page 60: ...HE003A CUSHION LCD MAIN M159 6HE004A CUSHION SUB LCD M160 3CV001007AAA RECEIVER CUSHION M161 3AB001035AAA SCREW UPPER M165 6RE003BABA SCREW CAP UPPER DARK SILVER M167 4AE001A MAGNET M168 6JE002B INSULATOR M169 3EZ001090AAA HINGE UNIT ACTUATOR M170 2RE006C HINGE SPIGOT M171 7HE017AAAA ESCUTCHEON NAMEPLATE M172 6JE004A FLASH DIFFUSER M173 6HE007A CAMERA CUSHION LOWER M174 6JE005A ADHESIVE PAD M175 6...

Page 61: ...0A409 CAPACITOR CER 50V 18pF C102 ECJ0EC1H100D CAPACITOR CER 50V 10pF C110 F1G1A104A002 CAPACITOR CER 10V 0 1µF C111 F1H1A105A025 CAPACITOR CER 1608 10V 1µF C112 F1G1C2230002 CAPACITOR CER 16V0 022µF C113 ECJGVB0J475K CERAMIC CHIP CA 6 3V 4 7µF C114 ECJGVB0J475K CERAMIC CHIP CA 6 3V 4 7µF C115 F1H0J2250006 CAPACITOR CER 6 3V 2 2µF C116 ECJGVB0J475K CERAMIC CHIP CA 6 3V 4 7µF C117 F1H0J2250006 CAPA...

Page 62: ...1G1A104A002 CAPACITOR CER 10V 0 1µF C420 ECST0GZ226R CAPACITOR CER 4V 22µF C421 F1G1H470A409 CAPACITOR CER 50V 47pF Ref No Part No Part Name Description C422 F1G1H470A409 CAPACITOR CER 50V 47pF C423 F1H1A105A025 CAPACITOR CER 1608 10V 1µF C424 ECJ0EC1H101J CAPACITOR CER 50V 100pF C501 ECJ0EB1C103K CAPACITOR CER 16V 0 01µF C502 ECJ0EB1C103K CAPACITOR CER 16V 0 01µF C503 ECJ0EB1C103K CAPACITOR CER 1...

Page 63: ...HITE DS313 B3AFB0000055 LED WHITE DS314 B3AFB0000055 LED WHITE FL100 EXC24CP221U CHIP BEAD ARRAY 5V 350MA 220 FL101 J0JAC0000011 CHIP BEADS 50MA 1k FL102 J0JAC0000011 CHIP BEADS 50MA 1k Ref No Part No Part Name Description FL200 J0HABB000014 EMI FILTER FL201 J0HABB000014 EMI FILTER FL202 J0HABB000014 EMI FILTER FL400 J0JAC0000011 CHIP BEADS 50MA 1k FL401 J0JAC0000011 CHIP BEADS 50MA 1k FL500 J0D24...

Page 64: ...RESISTOR 62 5mW 330 R448 ERJ2GEJ103X RESISTOR 62 5mW 10k R449 ERJ2GEJ331X RESISTOR 62 5mW 330 R450 ERJ2GEJ331X RESISTOR 62 5mW 330 Ref No Part No Part Name Description R451 ERJ2GEJ104X RESISTOR 62 5mW 100k R457 ERJ2GEJ152X RESISTOR 62 5mW 1 5k R458 ERJ2GEJ331X RESISTOR 62 5mW 330 R459 ERJ2GEJ331X RESISTOR 62 5mW 330 R460 ERJ2GEJ104X RESISTOR 62 5mW 100k R461 ERJ3GEYJ2R2V RESISTOR 62 5mW 2 2 R462 E...

Page 65: ... 5mA D801 MAZS0470GL DIODE VR 4 7V 5mA DS800 B3AFB0000046 CHIP LED DS801 B3AFB0000046 CHIP LED DS802 B3AGB0000020 2COLOR CHIP LED R G DS803 B3RBC0000023 IRDA FL800 EXC24CP221U CHIP BEAD ARRAY 5V 350mA 220 L900 ELJRF22NJFB INDUCTOR 22nH L902 ELJRF22NJFB INDUCTOR 22nH L903 ELJRF22NJFB INDUCTOR 22nH L904 ELJRF22NJFB INDUCTOR 22nH Ref No Part No Part Name Description L905 ELJRF22NJFB INDUCTOR 22nH L90...

Page 66: ...VER Ref No Part No Part Name Description X70DPK02 X70 GUIDE CZECH LOCAL WARRANTY X70DPK04 X70 GUIDE DANISH EU WARRANTY X70DPK06 X70 GUIDE DUTCH EU WARRANTY X70DPK07 X70 GUIDE SLOVAK LOCAL WARRANTY X70DPK11 X70 GUIDE ENGLISH EU WARRANTY X70DPK13 X70 GUIDE FINNISH EU WARRANTY X70DPK15 X70 GUIDE FRENCH EU WARRANTY X70DPK16 X70 GUIDE GERMAN EU WARRANTY X70DPK17 X70 GUIDE GREEK EU WARRANTY X70DPK18 X70...

Page 67: ...CIRCUIT DIAGRAMS PMCD030901C8 Section 11 Issue 1 Service Manual 65 Revision 0 11 CIRCUIT DIAGRAMS Figure 11 1 Circuit Diagram Baseband Sheet 1 of 2 ...

Page 68: ...CIRCUIT DIAGRAMS Issue 1 Section 11 PMCD030901C8 Revision 0 66 Service Manual Figure 11 2 Circuit Diagram Baseband Sheet 2 of 2 ...

Page 69: ...CIRCUIT DIAGRAMS PMCD030901C8 Section 11 Issue 1 Service Manual 67 Revision 0 Figure 11 3 Circuit Diagram Peripherals 1 ...

Page 70: ...CIRCUIT DIAGRAMS Issue 1 Section 11 PMCD030901C8 Revision 0 68 Service Manual Figure 11 4 Circuit Diagram Peripherals 2 ...

Page 71: ...CIRCUIT DIAGRAMS PMCD030901C8 Section 11 Issue 1 Service Manual 69 Revision 0 Figure 11 5 Circuit Diagram I O and PHF Connectors ...

Page 72: ...CIRCUIT DIAGRAMS Issue 1 Section 11 PMCD030901C8 Revision 0 70 Service Manual Figure 11 6 Circuit Diagram Bluetooth Module ...

Page 73: ...CIRCUIT DIAGRAMS PMCD030901C8 Section 11 Issue 1 Service Manual 71 Revision 0 Figure 11 7 Circuit Diagram RF ...

Page 74: ...CIRCUIT DIAGRAMS Issue 1 Section 11 PMCD030901C8 Revision 0 72 Service Manual Figure 11 8 Circuit Diagram Display Module Sheet 1 of 2 ...

Page 75: ...CIRCUIT DIAGRAMS PMCD030901C8 Section 11 Issue 1 Service Manual 73 Revision 0 Figure 11 9 Circuit Diagram Display Module Sheet 2 of 2 ...

Page 76: ...LAYOUT DIAGRAMS Issue 1 Section 12 PMCD030901C8 Revision 0 74 Service Manual 12 LAYOUT DIAGRAMS Figure 12 1 Main PCB Layout Side A ...

Page 77: ...LAYOUT DIAGRAMS PMCD030901C8 Section 12 Issue 1 Service Manual 75 Revision 0 Figure 12 2 Main PCB Layout Side B ...

Page 78: ...LAYOUT DIAGRAMS Issue 1 Section 12 PMCD030901C8 Revision 0 76 Service Manual Figure 12 3 Display PCB Layout Side A ...

Page 79: ...LAYOUT DIAGRAMS PMCD030901C8 Section 12 Issue 1 Service Manual 77 Revision 0 Figure 12 4 Display PCB Layout Side B ...

Page 80: ...LAYOUT DIAGRAMS Issue 1 Section 12 PMCD030901C8 Revision 0 78 Service Manual ...

Page 81: ......

Page 82: ...PMCDE UK030902000PJ ...

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