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Nokia N97 mini

RM-553 / RM-555

Service Manual Level 1&2

 

Confidential 

 Copyright © 2009 NOKIA 

 All rights reserved 

Version 1.0 

ISSUE 1 

 

SERVICE MANUAL 

Level 1&2 

 

RM-553 / RM-555 

 

Transceiver characteristics 

 

Band: 

RM-555: WCDMA HSDPA 900/1900/2100 + 4-band GSM 
RM-553: WCDMA HSDPA 850/1900/2100 + 4-band GSM 

Display: 

3.2” TFT, up to 16 million colours 
nHD 16:9 widescreen aspect ratio, 640x360 pixel 
resolution 
 

Camera: 

Main camera: 5.0 MPix CMOS, Dual LED Flash, Auto 

focus 
Secondary camera: 640x480 QVGA 
 

Operating System: 

Symbian OS ver. 9.4 Series60 5th Edition (5.0) 
 

Connections: 

WLAN  IEEE 802.11 b/g with UPnP support, USB 2.0 
(micro USB), Bluetooth 2.0 + EDR + A2DP, 3.5mm AV 
connector 

 

Talk time 

Standby 

GSM: 

Up to 320 mins 
WCDMA: 
Up to 256 mins 

GSM: 

Up to 342 hrs 
WCDMA: 
Up to 315 hrs 

Note: Talk times are dependant on network 
parameter settings. 

Summary of Contents for n97 mini

Page 1: ...TFT up to 16 million colours nHD 16 9 widescreen aspect ratio 640x360 pixel resolution Camera Main camera 5 0 MPix CMOS Dual LED Flash Auto focus Secondary camera 640x480 QVGA Operating System Symbian OS ver 9 4 Series60 5th Edition 5 0 Connections WLAN IEEE 802 11 b g with UPnP support USB 2 0 micro USB Bluetooth 2 0 EDR A2DP 3 5mm AV connector Talk time Standby GSM Up to 320 mins WCDMA Up to 256...

Page 2: ...ight 4 3 Warnings and cautions 5 3 1 Warnings 5 3 2 Cautions 5 4 ESD protection 6 5 Care and maintenance 7 6 Battery information 8 7 Exploded view 9 8 Service devices 10 9 SW update 11 10 Disassembly instructions 12 11 Assembly hints 19 12 Touch panel recalibration 21 12 1 Recalibration setup 21 12 2 Recalibration procedure 23 12 3 Troubleshooting 25 13 Solder Components 26 ...

Page 3: ...tent of it is confidential Please note that NOKIA provides also other guidance documents e g Service Bulletins for service suppliers follow these regularly and comply with the given instructions While every endeavor has been made to ensure the accuracy of this document some errors may exist If you find any errors or if you have further suggestions please notify NOKIA using the address below CMO Op...

Page 4: ... the right to make changes and improvements to any of the products described in this document without prior notice Under no circumstances shall Nokia be responsible for any loss of data or income or any special incidental consequential or indirect damages howsoever caused The contents of this document are provided as is Except as required by applicable law no warranties of any kind either express ...

Page 5: ... TELEPHONE MUST NOT BE OPERATED IN AREAS LIKELY TO CONTAIN POTENTIALLY EXPLOSIVE ATMOSPHERES EG PETROL STATIONS SERVICE STATIONS BLASTING AREAS ETC 3 OPERATION OF ANY RADIO TRANSMITTING EQUIPMENT INCLUDING CELLULAR TELEPHONES MAY INTERFERE WITH THE FUNCTIONALITY OF INADEQUATELY PROTECTED MEDICAL DEVICES CONSULT A PHYSICIAN OR THE MANUFACTURER OF THE MEDICAL DEVICE IF YOU HAVE ANY QUESTIONS OTHER E...

Page 6: ...the covers ESD protection must be applied All electronic parts of the product are susceptible to ESD Resistors too can be damaged by static electricity discharge All ESD sensitive parts must be packed in metallized protective bags during shipping and handling outside any ESD Protected Area EPA Every repair action involving opening the product or handling the product components must be done under E...

Page 7: ... can be damaged Do not store the phone in hot areas High temperatures can shorten the life of electronic devices damage batteries and warp or melt certain plastics Do not store the phone in cold areas When it warms up to its normal temperature moisture can form inside which may damage electronic circuit boards Do not drop knock or shake the phone Rough handling can break internal circuit boards Do...

Page 8: ...y leaving the product switched on until it turns itself off or by using the battery discharge facility of any approved accessory available for the product Do not attempt to discharge the battery by any other means Use the battery only for its intended purpose Never use any charger or battery which is damaged Do not short circuit the battery Accidental short circuiting can occur when a metallic obj...

Page 9: ...READER FPC ASSY I0206 GPS ANTENNA ASSY I0209 SCREW M1 4x3 6 TORX 4IP I0211 BATTERY COVER ASSY I0214 ENGINE CHASSIS I0107 HEAT SINK ASSY I0205 HINGE I0105 A COVER I0001 SCREW CAP I0005 QWERTY PRTD I0108 MAIN FPC ASSY I0101 LCD ADHESIVE TAPE I0102 A BEZEL GROUND CLIP I0103 QWERTY FPC ASSY I0106 LIGHT SWAP PWB I0201 TYPE LABEL I0203 CAMERA ASSY I0204 CELLULAR ANTENNA ASSY I0208 B COVER I0210 SCREW M1...

Page 10: ...0 ISSUE 1 8 SERVICE DEVICES FLS 5 Flash Device CA 101 Service Cable AC 10 Travel Charger BL 4D Battery NMP standard toolkit v2 For more information refer to the Service Bulletin SB 011 on NOKIA Online Supplier or manufacturer contacts for tool re order can be found in Recommended service equipment document on NOKIA Online ...

Page 11: ...opyright 2009 NOKIA All rights reserved Version 1 0 ISSUE 1 9 SW UPDATE Flash concept Point of Sales To use the FLS 5 Flash Dongle follow the user guide inside the sales package Please check always for the latest version of flash software wich is available on Nokia Online ...

Page 12: ...SEMBLY INSTRUCTIONS 1 Nokia N97 mini disassembly 2 You must use the Nokia Standard Toolkit version 2 3 Use the opening notch to release the BATTERY COVER 4 Remove the BATTERY COVER If there is a battery inserted remove it also 5 Remove the SIM TRAY 6 Unscrew the four TORX size 4 screws in the order shown Do not use them again Discard them ...

Page 13: ...ORX size 4 screws in the order shown Discard the screws 9 To release the B COVER close the slide and insert the SRT 6 between the hinge assembly and the B COVER While detaching the B cover be careful not to touch the engine board 10 First release the clips around the camera button 11 Then release the clips around the volume key 12 Carefully slide the phone open Use the SRT 6 to release the remaini...

Page 14: ...nnectors 14 Open QWERTY FPC and the main FPC connector from the engine board with the SS 93 While opening the connectors be careful not to damage the connectors or any nearby components 15 The B COVER with the engine board can now be separated 16 Open the AV FPC ASSY connector with the SS 93 17 Lift the AV FPC ASSY carefully up and pull it out 18 Use the SS 93 to carefully release two clips holdin...

Page 15: ...MBLY with the sharp end of the SS 93 Remove the antenna 21 Use the SS 93 to detach the CELLULAR ANTENNA ASSEMBLY and remove it 22 Disconnect the camera connector from the engine board with the SS 93 Be careful not to damage the components nearby Remove the camera 23 Use the SS 93 to open the READER FPC ASSY connector While opening the connector be careful not to damage the connector The READER FPC...

Page 16: ...e it again The HEAT SINK ASSY adhesive has to be renewed also 27 Use the dental tool to remove the two SCREW CAPS Be aware of the sharp point of the dental tool Be careful not to injure yourself 28 Unscrew the two Torx size 4 screws in the order shown Do not use them again Discard them 29 Start releasing the A cover assembly with the SRT 6 as shown 30 Carefully lift up the assembly to gain access ...

Page 17: ...at all the four A BEZEL GROUND CLIPS are still mounted in its place 33 Protect the LCD with protective film 34 Use the SS 93 to carefully lift up the LCD Be careful not to bend the display while loosening the LCD adhesive 35 Use the SS 93 to unlock the locking mechanism of the LCD connector Then carefully remove the LCD 36 Remove the LCD adhesive with the SS 93 Discard the adhesive It cannot be us...

Page 18: ...Nokia N97 mini RM 553 RM 555 Service Manual Level 1 2 18 Confidential Copyright 2009 NOKIA All rights reserved Version 1 0 ISSUE 1 37 Nokia N97 mini disassembly is now complete END OF DISASSEMBLY ...

Page 19: ...UND CLIPs are in place 2 Place the LOCK KEY as shown 3 After assembling engine board into the B COVER check the right alignment of the LOCK KEY SWICTH 4 Tighten the two M1 2X2 PANHEAD 2 5X0 6 T PLUS 4IP screws to the torque of 7 Ncm in the order shown 5 Tighten the two M1 4 x 5 8 P3642 screws to the torque of 12 Ncm in the order shown 6 Tighten this M1 2X2 PANHEAD 2 5X0 6 T PLUS 4IPscrew to the to...

Page 20: ...UE 1 7 Tighten these two M1 4x3 6 TORX PLUS 4IP screws to the torque of 14 Ncm in the order shown 8 Tighten this M1 4x2 5 TORX PLUS 4IP screw to the torque of 8 Ncm 9 Insert the USIM CARD TRAY 10 Make sure the battery cover is assembled correctly First attach thehooks on the Camera Volume key side Then close the LOCK KEY side ...

Page 21: ... perform this procedure you will require the following equipment PC with Phoenix Service Software USB Cable CA 101 FLS 5 Dongle SS 93 Tool or a stylus 12 1 Recalibration setup 1 Power on the phone and boot to the home screen USIM is not required 2 Connect the phone to the PC via USB cable CA 101 3 On the phone select PC Suite Mode 4 Ensure the PC has FLS 5 dongle connected 5 Start Phoenix Service ...

Page 22: ...Nokia N97 mini RM 553 RM 555 Service Manual Level 1 2 22 Confidential Copyright 2009 NOKIA All rights reserved Version 1 0 ISSUE 1 9 Open Testing Touch Panel Recalibration 10 Start the calibration ...

Page 23: ...09 NOKIA All rights reserved Version 1 0 ISSUE 1 12 2 Recalibration procedure 1 Touch the center of the points on the Phone UI in the correct order 1 2 3 using the SS 93 Tool After touching each point on the phone UI check that the touch was registered properly on the phoenix screen ...

Page 24: ...ation then Close the next box You can perform this recalibration again if needed To ensure the calibration data is written properly to memory you must change the phone to RF Inactive mode 4 Switch the phone to RF Inactive and wait until the phone boots to the home screen 5 Verify that the touch panel is working correctly a Verify that the Send and End keys are working properly Start the Menu Appli...

Page 25: ...y to start again If the phone connection to Phoenix is disrupted e g cable is disconnected the recalibration will stop Make sure the connections are correct and restart the calibration procedure For verification failure issues Send End keys not working Touch panel is not working Drawn lines are not following the tip of the SS 93 stylus There are large dead areas where lines cannot be drawn Restart...

Page 26: ...55 Service Manual Level 1 2 26 Confidential Copyright 2009 NOKIA All rights reserved Version 1 0 ISSUE 1 13 SOLDER COMPONENTS V3374 X7402 F3300 X6001 X6002 X5200 X2100 S4404 G2200 X5400 X4401 X4400 X7403 X7401 Ver 1 0 TOP BOTTOM ...

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