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Panasonic EB-GD75, Руководство по обслуживанию

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Issue B
Revision 0

© 2001 Matsushita Communication Industrial UK Ltd.
All rights reserved. Unauthorized copying and
distribution is a violation of law.

Order Number: MCUK011201C8

Personal Cellular Phone

EB-GD75

EB-GD75C

Battery life figures are dependent on battery and network conditions, SIM card and usage.

900 MHz

1800 MHz

Frequency Range

Tx: 880 - 915MHz

Tx: 1710 -1785 MHz

Rx: 925 - 960 MHz

Rx: 1805 -1880 MHz

Tx/Rx frequency 
separation

45 MHz

95 MHz

RF Channel Bandwidth

200 kHz

Number of RF channels

174

374

Speech coding

Full rate/Half rate/Enhanced Full rate

Operating temperature

-10 °C to +55 °C

Type

Class 4 Handheld

Class 1 Handheld

RF Output Power

2 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

Diversity

Frequency hopping

Signal Reception

Direct conversion

Antenna Impedance

50

τ

(External Connector)

Antenna VSWR

< 2.1 : 1

Dimensions

Height: 106 mm 

(excluding antenna)

Width:  46 mm

Depth: 16 mm

Volume

77 cc

Weight

82 g

Display

Graphical chip on glass liquid crystal, Alphanumeric, 

16 characters x 3 rows + 2 lines of icons.

Illumination

1 LED for the LCD

8 LEDs for the keypad (Green)

1 LED Incoming call (Green)

1 Charging LED (Red)

Keys

16-key Keypad, Navigation key.

SIM

Plug-in type only

External DC Supply 
Voltage

5.8 V

Battery

3.7 V nominal, 650mAh, Li-Ion

Standby Time

150 hrs maximum

Talk Time

360 minutes maximum

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.

Содержание EB-GD75

Страница 1: ...ion Antenna Impedance 50 τ External Connector Antenna VSWR 2 1 1 Dimensions Height 106 mm excluding antenna Width 46 mm Depth 16 mm Volume 77 cc Weight 82 g Display Graphical chip on glass liquid crystal Alphanumeric 16 characters x 3 rows 2 lines of icons Illumination 1 LED for the LCD 8 LEDs for the keypad Green 1 LED Incoming call Green 1 Charging LED Red Keys 16 key Keypad Navigation key SIM P...

Страница 2: ...the right to make changes to the specification or design without prior notice The information contained in this manual and all rights in any design disclosed therein are and remain the exclusive property of Matsushita Communication Industrial UK Ltd Other patents applying to material contained in this publication BULL CP8 PATENTS Comments or correspondence concerning this manual should be addresse...

Страница 3: ... action has been carried out 4 Illustrated parts list provided to enable the identification of all equipment components for the ordering of spare replacement parts 1 3 Servicing Responsibilities The procedures described in this manual must be performed by qualified service engineering personnel at an authorised service centre The service engineering personnel are responsible for fault diagnosis an...

Страница 4: ...cludes Full Rate Half rate and Enhanced Full Rate EFR speech codec 2 Dual Band E GSM 900 and GSM 1800 operation 3 Tegic T9 Text Entry 4 Voice Ringer 5 Desktop Handsfree function comprising integral echo cancellation and noise suppression 6 Wireless Application Protocol WAP Browser 7 Backup Battery 8 Downloadable polyphonic melody ringtones 9 Clock Calculator and Currency Converter 2 3 Handportable...

Страница 5: ...ng charging Menu Icon Displays a small icon related to the current status of the telephone telephone is roaming on a non home network using the Call Divert feature or the telephone has Call Divert set shows that vibration alert is switched on shows that the telephone is in silent mode no tones flashes to indicate that there are unread text SMS messages Lit when SMS area is full indicates the telep...

Страница 6: ...the previous menu level In some menus it has other functions Option key Primarily used for accessing the Phonebook or switching character types Send Key Makes a call End Key Ends a call or switches the telephone on off when pressed and held to Digit keys Enter wild numbers or pauses when pressed and held Where appropriate the 0 key scrolls up or down through abbreviated control names and then sele...

Страница 7: ...the Phonebook 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 W numerals X and normal characters U press Key Character Operation T9 Normal Greek Extended Numeric Alternatives 0 P_ Pu...

Страница 8: ...rd Feature is SIM Network dependent Receive List Send List Create Chat SMS Review Parameters Broadcasts Receive Message List Topics Languages Auto Delete Lifetime Message Centre Report Protocol Messages Clock Set Clock Format Alarm Set Power On Time Power Off Time Applications Games Voice Memo Play Download Data Clock Function Calculator Currency Home Second Time Set Summer Time Time Difference Su...

Страница 9: ...ce 3 9 Public Man Machine Interface MMI 3 9 1 General It is possible to operate all GSM telephones in the same way using the Public MMI The following operations will work with all GSM telephones However this information is restricted to those operations supported by the telephone The and in the following procedures should be replaced by and respectively Also SND and END should be replaced with and...

Страница 10: ...Enable SERVICE CODE SND Disable SERVICE CODE SND Temporary Suppress Identification 3 1 TELEPHONE NUMBER SND Temporary Display Identification 3 1 TELEPHONE NUMBER SND Service MMI Service Code All teleservices 10 Telephony 11 All data teleservices 12 Facsimile services 13 Short Message Services SMS 16 All teleservices except SMS 19 Voice group services 17 Service MMI Service Code All bearer services...

Страница 11: ... TELECOM SERVICE TIME TO RING sec SND Clear SERVICE CODE TELECOMMUNICATION SERVICE SND Status SERVICE CODE TELECOMMUNICATION SERVICE SND Clear all Call Diverts 0 0 2 Call Ball Type Service Code All outgoing calls 33 Outgoing International calls 331 Outgoing International calls except those to the PLMN 332 All incoming calls 35 Incoming international calls when roaming 351 Set PASSWORD TELECOMMUNIC...

Страница 12: ...y is deeply discharged it will take a short time before there is sufficient power in the telephone to light the battery level indicator Leave to charge for several minutes in temperatures between 5 C and 35 C Calls cannot be made The telephone is locked Unlock the telephone Menu Security Phone Lock Outgoing calls are barred Disable the outgoing call barring Menu Security Call Bar The telephone is ...

Страница 13: ...ar Menu Messages Parameters Auto Delete Store Full PIN2 Invalidated The PIN2 is blocked permanently because the wrong PUK2 has been entered 10 times Services controlled by PIN2 cannot be used Contact the Service Provider Warning Store Full The message area is full New messages cannot be stored until some of the currently stored messages are deleted Continue Auto Redial List Full Redial list of uns...

Страница 14: ...on is activated during manufacture and then enabled at a later stage 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 an illegal SIM and the 16 digit Control Key CK is known F...

Страница 15: ...ure Access Rate Information Transfer Error Correction Options 21 Asynchronous 300 bps Asynch 300 bps UDI or modem T or NT 22 Asynchronous 1 2 kbps Asynch 1 2 kbps UDI or modem T or NT 23 Asynchronous 1200 75 bps Asynch 1200 75 bps UDI or modem T or NT 24 Asynchronous 2 4 kbps Asynch 2 4 kbps UDI or modem T or NT 25 Asynchronous 4 8 kbps Asynch 4 8 kbps UDI or modem T or NT 26 Asynchronous 9 6 kbps...

Страница 16: ...o HR VIP 219 10 GSM 900 CYPRUS 357 CYTAGSM CY CYTAGSM 280 01 GSM 900 CZECH_REPUBLIC 42 EUROTEL GSM EUROTEL CZ 230 02 GSM 900 OSKAR OSKAR 230 03 not known Radio Mobil CZE PAEGAS CZ 230 01 GSM 900 DENMARK 45 SONOFON DK SONOFON 238 02 GSM 900 TDK MOBIL DK TDK MOBIL 238 01 GSM 900 Telia DK Telia DK 238 20 GSM 1800 mobilix mobilix 238 30 GSM 1800 EGYPT 20 EGY CLICK GSM EGY CLICK GSM 602 02 not known Mo...

Страница 17: ...M 510 11 GSM 900 IND SATELINDOCEL IND SATELINDOCEL 510 01 GSM 900 TELKOMSEL IND TELKOMSEL 510 10 GSM 900 IRELAND 353 EIRCELL GSM IRL EIR GSM 272 01 GSM 900 IRL DIGIFONE IRL DIGIFONE 272 02 GSM 900 ITALY 39 BLU I BLU 222 98 GSM 1800 I WIND I WIND 222 88 GSM 1800 OMNITEL I OMNITEL 222 10 GSM 900 TELECOM ITALIA MOBIL I TIM 222 01 GSM 900 JORDAN 962 Fastlink Fastlink 416 01 GSM 900 KUWAIT 965 MTCNet K...

Страница 18: ...Line BeeLine 250 99 GSM 1800 MTS MTS RUS 250 01 GSM 900 North West GSM North West GSM 250 02 GSM 900 SAUDI_ARABIA 966 EAE ALJAWWAL EAE ALJAWWAL 420 07 GSM 900 MoPTT DMTS 1 ALJAWWAL 420 01 GSM 900 SEYCHELLES 248 SEYCHELLES CELLULAR SERVICES CELLULAR SERVICE 633 01 GSM 900 SINGAPORE 65 M1 GSM M1 GSM SGP 525 03 GSM 900 ST GSM ST GSM SGP 525 01 GSM 900 ST GSM1800 SGP ST GSM1800 SGP 525 02 GSM 1800 SLO...

Страница 19: ...ELSIM 286 02 GSM 900 PTT TURKCELL GSM TR TURKCELL 286 01 GSM 900 UKRAINE 380 GOLDEN TELECOM GOLDEN TELECOM 255 05 GSM 1800 UA KYIVSTAR UA KYIVSTAR 255 03 GSM 900 UA UMC UA UMC 255 01 GSM 900 UA WELLCOM UA WELLCOM 255 02 GSM 900 UNITED ARAB EMIRATES UAE 971 UAE ETISALAT ETISALAT G2 424 02 GSM 900 UNITED KINGDOM 44 BTCellnet UK BTCELLNET 234 10 GSM 900 ONE2ONE one2one 234 30 GSM 1800 ORANGE ORANGE 2...

Страница 20: ...function Supplied by the service provider PIN Personal Identification Number used for SIM security Supplied by the service provider PIN2 Personal Identification Number used for the control of Fixed Dial Memory and call charge metering Supplied by the service provider PUK PUK2 PIN PIN2 Unblocking Key Used to unblock the PIN PIN2 Supplied by the service provider Registration The act of locking on to...

Страница 21: ...ct device with a flexible cord which has an integral safety resistor of between 5k2 and 1M2 shall be used Containers All containers and storage must be of the conductive type 4 2 Disassembly 4 2 1 Case Removal 1 Push the battery hook away from the handset and lift out the battery cover The battery may now be removed from the back of the handset Figure 4 1 Battery Cover Removal WARNING The equipmen...

Страница 22: ...he moulded hooks separate all the way up to point A Figure 4 3 Case Cover Separation 4 Repeat step 2 for the opposite side of the telephone Carefully twist the cover so that the hooks at position B and those at the corresponding position on the opposite side of the phone separate 5 Separate by gently twisting the case and cover CAUTION There is an SAR Shield built into the Handset Cover When handl...

Страница 23: ...mbly Removal 4 2 2 LCD Removal 1 Gently prise apart the two ears of the metal snap marked A and B in the diagram below so that it is released from the PCB Figure 4 5 LCD Module Removal 2 The LCD module and metal snap can now be removed from the PCB Separate the metal snap from the LCD module by gently prise either of the two smaller ears marked C and D in the diagram below until it clears the LCD ...

Страница 24: ... LCD connector strip Zebra strip can be removed from the LCD Holder using a pair of tweezers 4 2 3 Case Mounted Components 1 Remove the keypad by pressing on the navigation key until the membrane can be peeled away from the case front Figure 4 8 Keypad Membrane Removal 2 Remove the microphone assembly by prising upward with a small pair of tweezers or similar blunt object through the slot in the s...

Страница 25: ...mall screwdriver blade or similar blunt object underneath it Figure 4 10 Speaker Receiver Removal 4 Lift the DTHF speaker from the case by inserting a small screwdriver blade or similar blunt object underneath it Figure 4 11 DTHF Speaker Removal 5 The Vibrate motor may be lifted from the case by gently applying pressure under the spindle counterweight Figure 4 12 Removal of Vibrate Motor 10471 1 1...

Страница 26: ...he case Figure 4 13 Antenna Removal 4 3 Reassembly Reassembly is the reverse of disassembly Ensure that the metal spring inside the Front Cover is not damaged or bent Replace the complete Cover Assembly if necessary Ensure the securing screws are not over tightened as this may affect the operation of the keypad On completion of reassembly the handset must be re calibrated as detailed in Section 7 ...

Страница 27: ...tput RF Spectrum due to Modulation 5 1 4 Output RF Spectrum due to Switching Transients RMS Equal to or less than 5 Peak Equal to or less than 20 Offset from Centre Frequency kHz Maximum Level Relative to Carrier dB 100 0 5 200 30 250 33 400 60 600 to 1800 60 Offset from Centre Frequency kHz Maximum Level dBm E GSM 900 GSM 1800 400 19 22 600 21 24 1200 21 24 1800 24 27 Measurement conditions for o...

Страница 28: ...GHz 0 to 10 MHz 100 kHz 300 kHz 30 30 1 0 1 710 GHz Excl relevant TX band 10 MHz 300 kHz 1 MHz 30 36 1 710 1 785 GHz P GSM 890 to 915 MHz 20 MHz 1 MHz 3 MHz 30 30 1 785 12 75 GHz DCS 1710 to 1785 MHz offset from edge of relevant TX band Relevant TX band 1 8 to 6 0 MHz 30 kHz 100 kHz 36 36 P GSM 890 to 915 MHz offset from DCS 1710 to 1785 MHz carrier Channels Propogation Conditions TUhigh Propogati...

Страница 29: ... error rate Minimum No of samples TCH HS FER 4 598 13050 TCH HS class Ib BFI 0 0 404 148500 TCH HS class II BFI 0 7 725 25500 8500 20000 7600 20000 TCH HS UFR 6 250 9600 TCH HSL class Ib BFI or UFI 0 0 269 227000 Channels Propogation Conditions TUhigh Propogation Conditions RA Propogation Conditions HT Static Conditions Test Limit error rate Minimum No of samples Test Limit error rate Minimum No o...

Страница 30: ...tics Frequency Small MS level in dBµVemf E GSM 900 GSM 1800 FR 600 kHz to FR 800 kHz 70 70 FR 800 kHz to FR 1 6 MHz 70 70 FR 1 6 MHz to FR 3 MHz 80 80 915 MHz to FR 3 MHz 90 FR 3 MHz to FR 980 MHz 90 FR 600 kHz to FR 800 kHz 87 1785 MHz to FR 3 MHz 87 835 MHz to 915 MHz 113 980 MHz to 1000 MHz 113 100 kHz to 835 MHz 90 1000 MHz to 12 75 GHz 90 100 kHz to 1705 MHz 113 1705 MHz to 1785 MHz 101 1920 ...

Страница 31: ...a component is removed from the board Warping Property The ALIVH PCB has a smaller Young s Modulus and is therefore more pliant than conventional boards It is important that the ALVIH PCB is not bent when component placement is performed 6 2 2 Repair Procedures To prevent problems caused by moisture absorption it will be necessary to perform dehydration of ALIVH PCBs in a suitable oven or similar ...

Страница 32: ...stment of the handheld unit can be performed with the outer case in place and the cradle connected For in depth fault finding the unit should first be disassembled as detailed in Section 4 and then the PCB Repair Jig used to connect the PCBs together externally as they would be found in normal use Fault tracing can then be performed on the PCBs using suitable test equipment such as spectrum analys...

Страница 33: ...03 or IFB004 PCB Repair Jig Part No JT00079 This unit provides the necessary connections between the PCB Assembly and external test equipment Figure 6 2 PCB Repair Jig A cable with an N Type male connector and SMA female connector will be required to make the RF connection between the Repair Jig and service equipment RF Adaptor Part No JT00077 This unit provides an RF connection between the unit u...

Страница 34: ...lities Dummy Battery Part No JT00073 The dummy battery is used for battery calibration Figure 6 4 Dummy Battery 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 Case Separation Tool Part No JT00059 The Case Separation Tool is used to facilitate separation of the front cover and case Figure 6 5 Case Separ...

Страница 35: ... the test equipment must be connected as shown The PCB Test Setup must be used to enable repair to PCBs Once repair replacement is complete the assembled unit must be tested and calibrated using the Complete Unit Test Setup 12V POWER SUPPLY INTERFACE BOX PC RS232 PCB REPAIR JIG GSM TESTER RF CABLE 12V POWER SUPPLY INTERFACE BOX PC RS232 GSM TESTER RF CABLE UNIT UNDER TEST RF ADAPTOR PCB TEST SETUP...

Страница 36: ...s connected to the GSM test station via a suitable adaptor The 12 V supply is connected to the rear socket of the Interface box 6 4 2 Using the Channel Box software 1 Connect the test equipment into the test mode configuration Figure 6 7 External Test Equipment Setup 2 Ensure that the following settings are made NOTE A suitable test SIM card compatible with the GSM test station will be required a ...

Страница 37: ... the handset using the key 5 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 6 9 Channel Box Toolbar Additional user instructions are provided in the help...

Страница 38: ...cedures are described in Section 7 4 Adjustment data selected during calibration is stored in Flash ROM 7 2 Ramping Gain The carrier power must be measured and calibrated for each power level at channel 62 7 2 1 E GSM 900 NOTE See Section 6 2 for a list of the equipment and setup procedures required to perform the following adjustment and calibration procedures Power Level PL Output Power dBm Chan...

Страница 39: ...l holding down the left mouse button and moving the mouse When the slide control is at the required position release the left mouse button Power Level PL Output Power dBm Change dB Nominal Target Spec Min Max Min Max 0 29 05 28 8 29 3 28 8 29 3 3 1 27 8 27 3 28 3 27 0 28 8 3 5 2 26 25 5 26 5 25 27 4 3 24 23 5 24 5 23 25 4 5 4 22 21 5 22 5 21 23 4 5 5 20 19 5 20 5 19 21 4 5 6 18 17 5 18 5 17 19 4 7...

Страница 40: ... on the mid channel This procedure must also be carried out for the low bottom channel and high top channel The procedure is as follows 1 Connect the test equipment as shown in Figure 6 7 2 With the Channel Box software running click on the RX CAL button 3 Click on the RUN button 4 Click on the STEP button 5 Carry out the instructions described in the main dialogue window 6 Repeat steps 4 and 5 un...

Страница 41: ...cessary voltage levels for these checks The BCVCU replaces the two regulated power supplies and 82 Ohm resistor required to caibrate previous mobile products 1 Connect the telephone test battery BCVCU and Interface Box as shown in the diagram below Figure 7 1 Battery calibration test connections 2 Set the Interface box to POWER ON IGN and EXT PWR OFF 3 Set the BCVCU to 82 τ OFF and 4 2 V 4 With th...

Страница 42: ...three areas Voltage Calibration Temperature calibration and Charging calibration The Voltage calibration area is sub divided into Semi Automatic and Manual areas 7 4 2 Voltage Calibration 1 Semi automatic calibration only Carry out the instructions as detailed in the window clicking the CAL V Hi and CAL V Lo buttons when instructed ...

Страница 43: ...g the spinners arrows or type in the value directly c Click on the APPLY button to set the BAT VOLT HIGH value d Repeat steps a t o c clicking the READ_LO button to check the BAT VOLT LOW reading Check the ADIN1 reading again this is the BAT VOLT LOW value If the reading is outside the range 389 489 there is a fault and further investigation is required Otherwise record this value for use later ...

Страница 44: ...MENT PROCEDURES Issue B Section 7 MCUK011201C8 Revision 0 42 Service Manual 7 4 3 Temperature Calibration 1 Ensure that VBAT is set to 4 1 V 2 Carry out the instructions described in the main dialogue window ...

Страница 45: ...n 7 Issue B Service Manual 43 Revision 0 7 4 4 Charging Calibration 1 On the Interface Box ensure that the EXT PWR switch is ON Check that the BCVCU 82 Ohms switch is set to ON 2 Carry out the instructions described in the main dialogue window ...

Страница 46: ...OVER BLACK M25 4CA539A HSJ CAP GD75 M26 6FA535A SCREW SELF TAPPING M27 2RD025A SIM HOLDER GD75 M29 6JD039A SHEET FOR L SHIELD GD75 02 HH76025A RECEIVER FOR GD95 06 MU80001A MIC UNIT GD75 07 AN76155A ANTENNA INTERNAL GD75 08 HS80001A SPEAKER GD75 11 BD76022A VIBRATOR ASSY 16 35 X 5MM 1 3V 15 JA76049A IO CONNECTOR GD75 Ref No Part No Part Name Description A GD75CVR01S GD75 COVER SILVER SERVICE A GD7...

Страница 47: ...A598A RF SHIELD B COVER GD75 M20 4JA599A LOGIC SHIELD COVER GD75 M29 6JD039A SHEET FOR L SHIELD GD75 BT2 ML 421ST ZT BATTERY BUTTON CELL Ref No Part No Part Name Description CN101 PY76037A CONNECTOR RF FOR GD52 92 CN602 JC76001A CONNECTOR JACK SKT 2 5mm CN605 PY76038A CONNECTOR SPEAKER 2 PIN CN606 PY76074A CONNECTOR BATTERY 3 PIN CN609 PY76080A CONNECTOR RECEIVER GD95 X601 JX76004B HOLDER BACK UP ...

Страница 48: ...B1 C406 ECJ0EC1H220J CAP CER 22pF 5 50V NP0 B1 C407 ECJ0EC1H100D CAP CER 10pF 0 5pF 50V NP0 B2 C454 F1G1H101A422 CAP CER 100pF 5 50V NP0 C2 C455 F1G1H102A457 CAP CER 1nF 10 50V X7R C2 C604 F1H0J1050009 CAP CER 1uF 10 6 3V X5R C2 C609 ECJ0EC1H100D CAP CER 10pF 0 5pF 50V NP0 D1 C610 F1G1C3330001 CAP CER 33nF 10 16V X5R A3 C611 F1G1C3330001 CAP CER 33nF 10 16V X5R A3 C612 ECJ0EC1H120J CAP CER 12pF 5 ...

Страница 49: ...Grid L113 G1C15NG00009 INDUCTOR 15nH 2 A1 L202 ELJRF5N6JF2 INDUCTOR 5 6nH 5 B1 L203 ELJRF5N6JF2 INDUCTOR 5 6nH 5 B1 L204 ELJRF2N7DF2 INDUCTOR 2 7nH 0 3nH B1 L205 ELJRF2N7DF2 INDUCTOR 2 7nH 0 3nH B1 L206 ELJRF2N2DF2 INDUCTOR 2 2nH 0 3nH B1 L301 ELJRF8N2ZF2 INDUCTOR 8 2nH 0 2nH B2 L302 ELJRF8N2ZF2 INDUCTOR 8 2nH 0 2nH B2 L303 ELJRF2N2DF2 INDUCTOR 2 2nH 0 3nH C2 L450 G1C1R0K00005 INDUCTOR 1uH 10 C2 L...

Страница 50: ...J2GEJ271X RES 270 OHM 5 1 16W C2 R844 ERJ2GEJ101X RES 100 OHM 5 1 16W C1 R845 ERJ2GEJ101X RES 100 OHM 5 1 16W C1 R850 ERJ2GEJ331X RES 330 OHM 5 1 16W E1 R851 ERJ2GEJ331X RES 330 OHM 5 1 16W A4 R852 ERJ2GEJ331X RES 330 OHM 5 1 16W E2 R853 ERJ2GEJ331X RES 330 OHM 5 1 16W E2 R855 ERJ2GEJ331X RES 330 OHM 5 1 16W E1 S101 K0ZZ00000599 ANTENNA SWITCH EGSM DCS B1 T201 G5ZZ00000043 BALUN 942 MHz 100 OHM C1...

Страница 51: ...CIRCUIT DIAGRAMS MCUK011201C8 Section 9 Issue B Service Manual 49 Revision 0 9 CIRCUIT DIAGRAMS Figure 9 1 GD75 Circuit Diagram RF ...

Страница 52: ...CIRCUIT DIAGRAMS Issue B Section 9 MCUK011201C8 Revision 0 50 Service Manual Figure 9 2 GD75 Circuit Diagram Logic ...

Страница 53: ...LAYOUT DIAGRAMS MCUK011201C8 Section 9 Issue B Service Manual 51 Revision 0 10 LAYOUT DIAGRAMS Figure 10 1 PCB Layout Side 1 A B C D E 1 2 ...

Страница 54: ...LAYOUT DIAGRAMS MCUK011201C8 Section 9 Issue B Service Manual 52 Revision 0 Figure 10 2 PCB Layout Side 2 A B C D E 3 4 ...

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