Nokia 770 - 770 Internet Tablet, Service Manual

Page 1: ...0x480 touch screen with up to 65 536 colors Bluetooth WLAN Connector o Mini USB o 3 5mm stereo audio out Transceiver with BP 5L 1500mAh Li Ion battery pack Browsing time Standby Note 3h 7 days Depends on network parameters Environmental characteristics Lead free soldered SERVICE MANUAL Service Level 1 2 Service Manual xxxx Level 1 2 Copyright 2005 NOKIA Corporation All rights reserved ...

Page 2: ...RUCTIONS 12 10 LEGEND FOR QUICK TROUBLE SHOOTER 16 11 QUICK TROUBLE SHOOTER PART 1 17 12 QUICK TROUBLE SHOOTER PART 2 18 13 BLUETOOTH TEST 19 14 GONOGO TEST 20 15 BATTERY TEST 20 16 FORWARDING OF REPAIRS 21 17 ESD PROTECTION REQUIREMENTS 22 CHANGE HISTORY Status Version No Date Comments Draft 0 1 24 05 2005 Initial draft Approved 1 0 15 08 2005 Approved Approved 2 0 29 09 2005 Minor changes in nam...

Page 3: ...T CONDITIONS EMITTED RF ENERGY CAN AFFECT THEIR OPERATION IF NECESSARY CONSULT THE VEHICLE DEALER MANUFACTURER TO DETERMINE THE IMMUNITY OF VEHICLE ELECTRONIC SYSTEMS TO RF ENERGY THE HANDPORTABLE TELEPHONE MUST NOT BE OPERATED IN AREAS LIKELY TO CONTAIN POTENTIALLY EXPLOSIVE ATMOSPHERES EG PETROL STATIONS SERVICE STATIONS BLASTING AREAS ETC OPERATION OF ANY RADIO TRANSMITTING EQUIPMENT INCLUDING ...

Page 4: ...tches and resolder them if necessary Level 2 only o Remove redundant soldering flux after repair o Meet the torque requirements when assembling the unit see also the document torques for transceiver assembly on NOKIA Partner Web Site NOKIA Online o Always use your own equipment for testing where you are sure that it works E g if the customer complains about charger function please test the phone w...

Page 5: ...es Service Manuals Service Bulletins Software Repair Information Level 1 2 e learning former NOKIA CarePoint on NOKIA Online Former NOKIA CarePoint content such as Online Troubleshooting Product information Videos Disassembly Assembly can be found on NOKIA Online NOKIA Online Care Services Training Phone Models Level 1 2 e learning courses offer a quick overview of the NOKIA phone and support for ...

Page 6: ...005 4 EXPLODED VIEW AND COMPONENT DISPOSAL Recommendation for the ecologically friendly disposal of components Colorized components show the different categories See corresponding ITEM CIRCUIT REF in the Spare Parts Service Bulletins on NOL Service Manual xxxx Level 1 2 Copyright 2005 NOKIA Corporation All rights reserved ...

Page 7: ...ved 3 0 CMO Operations Logistics MGR WW Competence Transfer Multimedia Creation Support CONFIDENTIAL 29 9 2005 5 SPARE PARTS OVERVIEW Service Manual xxxx Level 1 2 Copyright 2005 NOKIA Corporation All rights reserved ...

Page 8: ...lease exchange this page placeholder with latest corresponding Service Bulletins spare parts SWAP units and service tools from NOL This will ensure that you are using up to date order codes only Therefore Service Bulletins have to be checked from NOL on daily basis Service Manual xxxx Level 1 2 Copyright 2005 NOKIA Corporation All rights reserved ...

Page 9: ... for POS use ACF 8 Universal Power Supply is used to power FLS 4S Internal Battery BP 5L Inserted under the back cover this Li Ion 1500 mAh battery provides power in a lightweight package Travel Charger AC 4 Small and lightweight charger for fast charging of your phone battery DKE 2 USB cable Standard Stereo Headset Standard Stereo Headset with 3 5mm plug RJ 78 Soldering Jig Service Manual xxxx Le...

Page 10: ...ggles AH166 Wera bit T5 867 4TX 5x50 Wera 867 4 6IP 50mm Torx 6 PLUS Wera bit T6 867 4TX 6x50 Wera 867 1 5IP 25mm Torx 5 PLUS Wera bit T6 PLUS 867 4TX 6IP Facom side cutter 416E Facom T5 driver SP 14032 Facom T6 driver SP 14033 Facom slot screwdriver AEF 2x35 E Wetec tweezers 7abb SA ESD Wetec tweezers 22 SA ESD Wetec tweezers 13 SA SMD ESD Wetec tweezers PSF SA ESD Wetec ESD brush E1211 Kaiser Fo...

Page 11: ...4S Flash Dongle you have to follow the user guide inside the sales package Please check always for the latest version of flash software which is available on NOKIA Online It is very important to follow this insertion and removal procedure otherwise the contact pins of Flash Adapter will be damaged Service Manual xxxx Level 1 2 Copyright 2005 NOKIA Corporation All rights reserved ...

Page 12: ...d assembly 4 Push down the Battery Cover Release Button and remove the Battery Cover Always remove the battery before continuing disassembly 5 Remove the Stylus 6 Two of five screws are covered with the Screw Covers 7 Remove the Screw Covers by using the dental tool Always use new Screw Covers when reassembling the device 8 Unscrew the five Torx Plus size 6 screws in the shown order For assembly u...

Page 13: ... be supported all the time when turning over the device 12 Release the clips of the Battery Holder carefully Note It is not allowed to bend the Battery Holder Metals 13 Remove the Frame Assy with the Engine Module and the Display Module from the B Cover 14 Unplug the Display Connector carefully with the SRT 6 15 Release the Flex of the Display using a slotted screwdriver 16 Unplug the Keymat Flex ...

Page 14: ...ex Connector 19 Remove the Microphone with the dental tool 20 Press out the DC Jack by using DC plug 21 Unlock the first snap Push the Antenna Assy with a slotted screwdriver and lift it using the SRT 6 as a lever 22 Now unlock the other side of the Antenna Assy 23 Remove the Antenna Assy carefully with tweezers 24 Remove the MMC Cover by pushing it out and position it in the middle of its guidanc...

Page 15: ...Operations Logistics MGR WW Competence Transfer Multimedia Creation Support CONFIDENTIAL 29 9 2005 25 Turn over the MMC Cover to 180 and remove it Service Manual xxxx Level 1 2 Copyright 2005 NOKIA Corporation All rights reserved ...

Page 16: ...of repair activities regarding the appeared fault symptoms Follow the arrows step by step Pads or contacts Check optical and mechanical condition particularly regarding to corrosion Clean if necessary Measure component for electrical functionality and change if needed Level 2 only Pads or contacts Check optical and mechanical condition particularly regarding to corrosion Clean with ESD brush only ...

Page 17: ...3 0 CMO Operations Logistics MGR WW Competence Transfer Multimedia Creation Support CONFIDENTIAL 29 9 2005 11 QUICK TROUBLE SHOOTER PART 1 Service Manual xxxx Level 1 2 Copyright 2005 NOKIA Corporation All rights reserved ...

Page 18: ...3 0 CMO Operations Logistics MGR WW Competence Transfer Multimedia Creation Support CONFIDENTIAL 29 9 2005 12 QUICK TROUBLE SHOOTER PART 2 Service Manual xxxx Level 1 2 Copyright 2005 NOKIA Corporation All rights reserved ...

Page 19: ...to do a GoNoGo test Make sure that Bluetooth is activated in the reference unit The distance of the devices should be not more than 5m from each other Reference unit Bluetooth infrared activated Test unit Settings on the test unit Use the stylus and select the phone icon on the right upper side Select phone Select Next to start the search modus Search window appears if all Bluetooth devices in ran...

Page 20: ...he actual information on NOKIA Online When using delivered tester support files take care of the right setup according to the tester type and product type Please refer to Recommended Service Equipment on NOKIA Online Mobile Phone Tester 15 BATTERY TEST A battery tester lets you test the capacity of NOKIA batteries Please refer to the actual information on NOKIA Online http www astratec co uk http ...

Page 21: ...g the offered swap phone cartons as described in Spare Parts SB 004 Do not protect the Display Module of the NOKIA 770 Internet Table with a protection film Put the unit under the stretch film Add repair documentation e g filled in service note into the swap carton Fold the swap carton as shown in Spare Parts SB 004 There are two different sizes of swap cartons for common mobile phones Service Man...

Page 22: ...patible service tools USE Conductive wastebaskets USE ESD gloves when handling PWBs PCBs USE Cleaning material without changing el Characteristics USE Grounded service equipment i e soldering station USE ESD clothes such as coat or frock NO Smoking NO Drinking NO Eating NO Dust NO Useless Items NO Normal pressured air for cleaning modules displays The video covers general issues concerning Electro...