Information and Communication Products Mobile Phones Service Manual for S25 / S2588 V 1.1 Service Manual S25 / S2588 Sm_S25_lvl2_v11.doc V 1.1 Page 1 of 35 ICP CD ST R.
Information and Communication Products Mobile Phones 1 Introduction The S25 is the first dualband handset (GSM-900 and GSM-1800) in the S-class. The S2588 is a special version for the asian market . It carries a different software which supports presentation of chinese character set in the phones display. This manual is intended to help you carry out repairs up to level 2 on the mobile telephones -S25 and S2588. For information on level 2.
Information and Communication Products Mobile Phones 2 Table of Contents 1INTRODUCTION.................................................................................................................................................2 2TABLE OF CONTENTS......................................................................................................................................3 2 TECHNICAL DATA..........................................................................................................
Information and Communication Products Mobile Phones 9.12CAR KIT PROFESSIONAL VOICE..............................................................................................................................33 9.13PHONE ADAPTER PROFESSIONAL.............................................................................................................................33 9.14ADAPTER KIT PROFESSIONAL..................................................................................................................
Information and Communication Products Mobile Phones 2 Technical Data Length: 117 mm (w/o antenna) 137 mm (with antenna) Width: 47 mm Thickness: 23,5 mm Volume: 110 cm³ (approx.) Weight: 125 g (approx.) Standards: GSM Phase 2 Performance: GSM 900, Class 4 (2 Watt) GSM 1800, Class 1 (1 Watt) Battery: Li-Ion, 3.
Information and Communication Products Mobile Phones 3 General Information With the S25/S2588 is the first dual band, E-GSM and triple rate telephone of the S-class of Siemens mobiles. The target consumer group of this class is the High-End customer who requires an attractive telephone capable of high operating times and equipped with an advanced set of features. This telephone is a so called Dual band telephone, meaning it is capable of operating in GSM 900 networks as well as in GSM 1800 ones.
Information and Communication Products Mobile Phones The ringer (1120) of the phone is mechanically fixed on the RF/Control board by a special clip (1190) and electrically connected to the board by means of a cable and a plug. In the same way the vibra alert unit (1160) is connected, so both components can be exchanged without doing soldering work. In S25 the vibra alert unit is not a part of the battery but of the phone itself.
Information and Communication Products Mobile Phones 4.1 Mechanical drawing Note: The numbers shown above are NO ordering numbers. For ordering please use the partnumbers supplied by your service manager! Service Manual S25 / S2588 Sm_S25_lvl2_v11.doc V 1.0 Page 8 of 35 ICP CD ST R.
Information and Communication Products Mobile Phones 4.2 Necessary tools For disassembling the S25 the following Case Opener is mandatory: Ordering number of Case Opener: 4.3 F30032-P46-A1 Disassembling the S25 Attention: ESD regulations have to be followed! 1. First you remove the battery. 2. Now remove the SIM card: First you open the lock of the card holder by moving it as shown in the figure beside. Then you lift the holder and take out the SIM card. 3. Then you pull the antenna out.
Information and Communication Products Mobile Phones 4. Open the housing with the opening tool and carefully pull the lower housing section off. Warning! The silent alarm unit is mounted in the lower housing section. Be careful not to damage the cable while pulling the lower housing section off. Disconnect the silent alarm plug-in connector afterwards. 5. Now remove the battery contacts from the lower housing section. 6. Remove the silent alarm from the lower housing section.
Information and Communication Products Mobile Phones 10.You then remove the ringer from the lower RF-screen. 11.Remove the clip from the lower RF-screen. 12. Remove the operating module and the radio and control module simultaneously from the upper housing section. Warning! The two modules are connected by means of a flexible cable. Be careful not to damage it during handling. 13.Then carefully remove the retaining clips of the plug-in connector on the operating module and pull the connector cable out.
Information and Communication Products Mobile Phones 16.Finally, remove the IR interface window and the loudspeaker from the upper housing section. Service Manual S25 / S2588 Sm_S25_lvl2_v11.doc V 1.0 Page 12 of 35 ICP CD ST R.
Information and Communication Products Mobile Phones 4.4 Assembling the S25 Attention: ESD regulations have to be followed! 1. First place the IR interface window and the loudspeaker in the upper housing section. WARNING! If there is no spacer on the loudspeaker, please glue one on beforehand. 2. Now place the dust protection frame in the upper housing section. Warning! The copper side of the dust protection frame must face the upper housing section.
Information and Communication Products Mobile Phones 5. Place the operating module on the radio and control module, open the connector, and insert the flexible cable. Then close the connector again. See figures below. Warning! The flexible cable must be inserted parallel in the connector right up to the stopper. The connector must snap into place at the stopper. 6. Now place the connected modules simultaneously in the upper housing section. 7. Place the clip on the lower RF-screen lid.
Information and Communication Products Mobile Phones 10. Now you place the keys for the volume and voice memo in the lower housing section. 11. Now place the microphone, the silent alarm unit and the battery contacts in the lower housing section. Warning! The contacts of the components must not be bent, damaged or dirty. 12. Insert the silent alarm cable in the connector on the radio and control module. Warning! The silent alarm cable must not be pinched when the device is closed. 13.
Information and Communication Products Mobile Phones 16. Finally you close the telephone by inserting the battery in the shown manner. Service Manual S25 / S2588 Sm_S25_lvl2_v11.doc V 1.0 Page 16 of 35 ICP CD ST R.
Information and Communication Products Mobile Phones 4.5 Handset Datecodes Siemens is using the industrial standard DIN EN 60062 to indicate the production / service dates. The code is printed on the IMEI sticker located in the battery compartment.
Information and Communication Products Mobile Phones 5 Hardware Concept 5.1 Block Diagram Service Manual S25 / S2588 Sm_S25_lvl2_v11.doc V 1.0 Page 18 of 35 ICP CD ST R.
Information and Communication Products Mobile Phones 5.2 Hardware Description The handset consists of the following major integrated circuits: 1) HiGOLD (PMB 2800) This IC is a combination of microprocessor and signalprocessor. The microprocessor part of this component is responsible for controlling the keyboard, SIMCard, Flash and RAM. Furthermore it controls the power up/power down of the RF module and sets the amplification of the PA.
Information and Communication Products Mobile Phones • • Mixer to mix down the IF signal to the baseband, generating and inphase (I) and a quadrature (Q) signal. Offset compensation for the I/Q signals. 5) Transmitter Circuit PMB 2255 This circuit provides the IF synthesizer, the I/Q modulator, prescalers to regulate the RF synthesizer and a buffer stage to feed the PA. The antenna switch is mechanical, located in the connector for the external antenna. Service Manual S25 / S2588 Sm_S25_lvl2_v11.
Information and Communication Products Mobile Phones 5.3 Power Supply Concept The S25 has two main power inputs: 1) Battery Voltage (3.6 Volts) connected at the battery contacts 2) Charging Voltage (6.5 Volts) delivered by the different charger types (see accessory list) via the Lumberg connector at the bottom of the telephone. Since the battery voltage is supplying the power supply asic, it is always needed to operate the phone.
Information and Communication Products Mobile Phones ➣ ➣ Be careful with foreign accessories or chargers! Make sure that the charging current is limited to a value below 1A! 6 Software programming In previous Siemens mobiles before C25 and S25 mostly the same mobile software was used for all telephones of this type in the worldwide market. The only difference were the languages supported by it. Customer specific values (e.g.
Information and Communication Products Mobile Phones 6.1 Hardware overview for Software Update The software of the S25 handset is programmed directly from a PC using a bootadapter as an interface between serial port of the PC and the mobile. Because of the new type of external connector used in C25 and S25 (Lumberg type) an additional adapter cable between mobile and bootadapter is required. Connection RS-232 Cable Adapter Cable Bootadapter AC-Adapter 6.
Information and Communication Products Mobile Phones 6.2 Language Groups For S25/S2588 the following languages will be available. They will be separated into different language groups. Arabian Cestina Danish English2 German Italian Portu Swedish Bulgar Chinese3 Dutch Finnish Greek Norweg Russian Taiwan Catalan Czech English French Hungar Polish Spanish Turkish Attention: This information is subject to change! Contact your service coordinator for the latest update and ordering numbers. 6.
Information and Communication Products Mobile Phones 7 Battery 7.1 Specification The standard battery of S25 is of a Li-Ion type with a voltage of 3.6Volts and a capacity of 650mAh. There are four contact pads on the bottom side of the battery pack for supplying the phone, measuring the cell temperature and examining the battery type. 7.2 Charging The battery can only be charged if inserted into the telephone. The charging process is completely controlled by the mobile.
Information and Communication Products Mobile Phones 7.3 Schematic of the battery • • • BATT+ and GND are used to supply the mobile BATT_TYP is used to detect the battery technology and cell capacity. BATT_TEMP is used to measure wether the battery temperature is within the allowed range. Service Manual S25 / S2588 Sm_S25_lvl2_v11.doc V 1.0 Page 26 of 35 ICP CD ST R.
Information and Communication Products Mobile Phones 7.3 Short Circuit Protection CAUTION: Avoid short circuit of battery ! The battery is short-circuit protected by an electronic fuse. This fuse will be activated in case a too high current (e.g. in case of short circuit) is drawn from the battery. This fuse will not be reset automatically.
Information and Communication Products Mobile Phones 7.5 Deep Discharge In case of a deeply discharged battery, the phone can not be turned on and the normal charging process can not be started. No charging symbol is visible in the display. This is because the voltage of the battery is too low to operate the charging circuit and the display controller.
Information and Communication Products Mobile Phones 8 Unblocking If the phone is disabled due to a wrong entry of the phonecode (not PIN1, PIN2, network code or service provider code!) it can only be resetted by entering the right unblocking code. This unblocking code is derived from the IMEI number of the mobile and can only be calculated in two different ways: 8.1 Siemens Hotline You can retreive the code from our hotline personell in Germany.
Information and Communication Products Mobile Phones 9 Accessories 9.1 Rapid Charger (included in package) Voltage: 8.0Volts max. Accessory Program Current: 1000 mA max Country specific version Desktop Batteries Car Environment Charging Charging time: Solutions 1.5 hours for Standard Battery Car Kit 2.
Information and Communication Products Mobile Phones 9.4 Rapid Charger Compact charger in 5 country versions (EU, UK, US/ Taiwan, China, Australia) Quick charging time: approx. 1.5 hrs 9.5 Travel Charger The Travel Charger is similar to the Rapid Charger, but enables the user to use the worldwide voltage range of 90-270 Volts. Compact size; 5 versions available (EU, UK, US/ Taiwan, China, Australia) Operating voltage: 90 – 270V Quick charging time: approx. 1.
Information and Communication Products Mobile Phones 9.8 Antenna cradle Connection for external antenna Secure phone hold Comforatble, quick release for phone and cradle Adjustable angle positioning Park Position for Car Charger etc. 9.
Information and Communication Products Mobile Phones 9.11 Car Handset Additional handset for private calls Direct call acceptance by lifting up handset Volume control on the handset Curley cord Plug and play connector to handsfree unit For connection to Car Kit Comfort and Car Kit Professional Voice Push to talk key functionality for Car Kit Professional Voice 9.
Information and Communication Products Mobile Phones 9.15 Data Cable Professional To connect Car Kit Professional Voice to a computer for fax and data transmission Enables Soft Data Link Pro applications for in car use. For connection to a serial interface of the computer (RS232), please use Data Cable 9.
Information and Communication Products Mobile Phones 9.19 Belt Clip The belt clip allows easy and secure attachement to a belt. The phone can rotate to a convenient angle. Rotatable fixation Easy to remove Insertion in each angle possible Secure phone hold 9.20 Leather Case The 25 series Leather Case from Siemens provides optimum protection for your telephone. Specially conceived for the 25 series, this case is characterised by its functionality, its sleek, elegant design and its ideal fit.
