GPRS (General Packet Radio Service) ..................4 Key Features ..........................5 Accessories ..........................6 Exploded View of AP75 (Front view) ..................7 Exploded View of fAP75 (Back view)..................8 Disassembly of AP75 ............. Fehler! Textmarke nicht definiert. Assembly of AP75 ........................18 10 Mobile Software Programming....................19 10.1 CSD T ) ......
1.2 Scope This document is the reference document for all Siemens authorised Service Partners. It has to be used from the Level 0 onwards up to the maximum repair Level. 1.3 Terms and Abbreviations 1.3.1 Terms...
AP75 Level 2 Service Manual 2 Remark All instructions given in this document are valid for AP75. 3 GPRS (General Packet Radio Service) GPRS is a new non-voice value added services that allows information to be sent and received across a GSM mobile telephone network. It supplements today’s Circuit Switched Data (CSD) and Short Message Services (SMS).
AP75 Level 2 Service Manual 5 Accessories For AP75, the following accessories will be available. Description Part number Li-ion battery 760mAh PL-105 23.20107.101 Travel charger C10137 Car charger C10678 BT Mono Headset BHM-100/BHM-035 Headset Basic HEM-100/HEM-102 Note: Visit the Communication Market for updated accessories: https://communication-market.siemens.de/...
AP75 Level 2 Service Manual 8 ESD Protection Note: ESD concept; the internal circuits will be more susceptible to ESD because of the use of exchangeable housing. The construction of the internal block must be/is designed, in the best possible way, to protect the circuit against sparks.
AP75 Level 2 Service Manual Step 6 Push two corners of antenna cover upward to separate antenna cover from rear housing. After releasing the two latches, the antenna cover can be ply open using upward movements. Step 7 Release the two screws.
AP75 Level 2 Service Manual Step 11 Separate the main board from the rear case by lifting it upward. Step 12 Remove the speaker from the rear case. Step 13 Loosen the flex cable from the two catch and remove the vibrator using a pair of tweezers.
AP75 Level 2 Service Manual Step 16 Unfasten the hooks of the LCD frame from the LCD module. Step 17 Peel off the tape and unplug the connector for the LCD module. Step 18 Unfasten the 4 hooks and remove the LCD module from the main board.
AP75 Level 2 Service Manual 10 Assembly of AP75 For the reassembly of the AP75, reverse the disassembly procedures from Step 19 to Step 1. During assembly of the front and rear housing, ensure that the two latches on the front casing is hooked onto the latch on the rear casing.
AP75 Level 2 Service Manual 11 Mobile Software Programming The programming of the phone is done in two parts: 1) Program code: The actual code to control handset. After download, program code would be stored in flash 2) Language pack: Software load built separately from program code •...
AP75 Level 2 Service Manual 12 International Mobile Equipment Identity, IMEI The mobile equipment is uniquely identified by the International Mobile Equipment Identity, IMEI, which consists of 15 digits. Type approval granted to a type of mobile is allocated 6 digits.
The technical instruction for testing GSM mobile phones is to ensure the best repair quality. Validity This procedure is to apply for all from Siemens AG authorized level 2 up to 2.5e workshops. Procedure All following checks and measurements have to be carried out in an ESD protected environment and with ESD protected equipment/tools.
AP75 Level 2 Service Manual Check the storage capability: Check internal resistance and capacity of the battery. Check battery charging capability of the mobile phone. Check charging capability of the power supply. Check current consumption of the mobile phone in different mode.
AP75 Level 2 Service Manual GSM Test: Connect the mobile/board via internal antenna (antenna coupler) and external antenna (car cradle) to a GSM tester. Use a Test SIM. Skip GSM 850/900/GSM1800 or GSM1900 test cases if not performed by the mobile phone.
AP75 Level 2 Service Manual Final Inspection: The final inspection contains: 1) A random sample checks of: - Data reset (if required) - Optical appearance - complete function 2) Check if PIN-Code is activated (delete the PIN-Code if necessary). Basis is the international standard of DIN ISO 2859.