Local Service Organization Service Manual BE INSPIRED C55 / 2128 WHICH SIDE ARE YOU ON? Our Innovation Shapes the Future
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual TABLE OF CONTENTS 1 GPRS (GENERAL PACKET RADIO SERVICE).............................................. 1 2 K-JAVA APPLICATION ...................................................................................... 2 3 KEY FEATURES.................................................................................................... 3 4 OTHER FEATURES..............................................................................................
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 1 GPRS (GENERAL PACKET RADIO SERVICE) G PRS 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). GPRS involves overlaying a packet based air interface on the existing circuit switched GSM network. This gives the option to use a packet-based data service.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 2 K-JAVA APPLICATION Java-based game system Java Application Manager (JAM) RAM for Java applications yes Application launcher and download manager. Supports HTTP-based OTA download of applications over GPRS and CSD. Available RAM for Java applications (ie. program code and data) during application runtime: yes Minimum: 100 Kbyte (Has to be taken as working assumption for application development.) Goal: 145 Kbyte as SL45i (not committed) MIDP 1.0, CLDC 1.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 3 KEY FEATURES General: Battery: Stand-by Time: Talk Time: SIM Card: Speech Coder: Display: Keypad: Acoustics: • Hands free • Flash file system • New sound concept with polyphonic ringing tones / social noises • Kjava (identical to K45-Manta) • LiIon Battery Pack 700 mAh • Power Input: 1.8 A (0.6 ms) / 0.2 A (4 ms) • Cut-off Threshold 3.2 V • approx. 250 h measured at BSPAMFRMS = 9; number of neighbouring cells = 0 • Best case approx.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual • handsfree mode • different selectable volume levels for handsfree, handset and ringer mode (for the amount see SW product description) 4 OTHER FEATURES • • • • • • • • • • • • • • • • • • • Games (Java Based) Voice command/dialing Integrated handsfree Calling Images: Download a photo of your friend and link it to his phone book entry Greetings (Reminder of important dates) Get in touch (Conference Call) & SMS to group Text modules (SMS) Diary (appointments
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 5 COMPARISON WITH PREVIOUS PRODUCTS Feature Supported Systems Stand-by Time Talk Time Battery Technology Battery Capacity Weight K45 Flipper Dual Band E-GSM 900 / GSM 1800 Up to 200 h Up to 5 h Ni-MH Battery Pack Nominal Cap. : 550 mAh Approx. 106 g L55 Tuna Dual Band E-GSM 900 / GSM 1800 Up to 250 h Up to 5 h Li-Ion Battery Pack Nominal Cap.: 750 mAh Approx. 84 g Volume Approx. 82 cm3 Approx. 69 cm3 Length 108,9 mm (Panther) 100,9 mm Width 42.0 ...
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 6 ACCESSORIES Due to changes on the connector from “Lumberg” to “Slim Lumberg”, accessories using the old “Lumberg” connector will not be able to be used on the new “Slim Lumberg” platform. C55 Original Accessories EMEA Portfolio Basics Basics Car Car Solutions Solutions Carry Carry Set Set FCS-500 FCS-500 Li-Ion Li-Ion Battery Battery EBA-510 EBA-510 Desk Desk Top Top Charger Charger EDC-510 EDC-510 Car Car Kit Kit Prof. Prof.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 6.1 Accessories Part Number Accessories L36104-F3090-X903 Handsfree Loudspeaker S45/ME45/C45/M45/C55/S55 L36146-A2053-D Con.Cable Battery Install.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 7 UNIT DESCRIPTION L55 TUNA The L55 Tuna is designed as a single-pcb phone with exchangeable covers and exchangeable keypad. The upper- and lower-cover are designed as two-coloured parts, which is realized in 2-shot-moulding technology. 7.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 7.2 C55 / 2128 Mechanical Diagram D isp la y-W in d o w U p p e r-C a se K e yp a d S A R -F ra m e S A R -A b so rb e r (o p tion a l) E S D -F ra m e S p e a ke r-G a ske t LCD L ig h tg u id e S p e a ke r M e ta ld o m e -F oil PCB V ib ra -m o to r A n te n na M icro p h o n e M o u n tin g -F ra m e B a tte ry L o w e r-C a se Copyright © Siemens Pte. Ltd.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 7.3 PCB top-side 7.4 PCB bottom-side The C55/2128 assembly concept differs from the previous models (P35 & K45 series) slightly. The C55/2128 is no longer employing the concept of “No Screws”. Instead of the previous upper & lower mounting frame to hold the PCB and the housing together, the C55/2128 uses six screws to hold the light guide, PCB and the mounting frame together.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 8 DISASSEMBLY OF C55/2128 Step 2 Step 1 Front view of the C55/2128 Back view of the C55/2128 Step 3 Step 4 Remove the battery cover by pushing it upwards as indicated by the arrow. The C55/2128 comes with a hinge on the top part of the phone for customers to hang their accessories. Step 5 Step 6 With the battery cover removed, proceed to remove the battery by releasing the catch on the side.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual Step 9 Step 10 Once the front cover has been removed, proceed to remove the 6 screws on the front with a “T6” screw driver; as indicated by the red circles. Once the screws has been removed, you would be able to see the internal single PCB. Step 11 Step 12 Once the screws has been removed, the PCB can also be seperated from the back casingof the phone. The antenna is built-in on the back case.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 9 REASSEMBLY OF C55/2128 For the reassembly of the C55/2128, simply reverse the disassembly procedures from Step 13 to Step 1. However there are some things to note on the reassembly of the phone. During the installation of the SIM card, ensure that the SIM card is properly locked in. If not, it would result in card error, as the SIM card will not be properly held in place. Ensure that the SIM card is fully inserted and that the metallic lock is pulled down.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 10 SPARE PARTS & PART NUMBERS Level 1 L36158-A102-B600 Keypad C55/C56 Level 2.5 L36197-F5005-F782 L36334-Z93-C272 L36334-Z97-C160 L36840-L2055-D670 L36840-L2056-D670 Display LED blue MT50/M50/M46/C55 Antenna Connector C35/C35i/S35i/M35i/SL45/ S45/ME4 Battery Connector S45/ME45/C55/S55 Display LED Amber S35i/S45/ME45/C45/M50/C55/C56 Keyboard LED Amber S35i/S45/ME45/C45/S46/M50/MT50/ Level 2.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 11 MOBILE SOFTWARE PROGRAMMING The common mobile software available is divided into language groups. However, this software does not contain the specific settings, such as ringing tones, greeting text, short dial list etc., required by the operator(s) or service provider(s). Therefore, it is not uncommon to have some menu item(s) differ in different variants or are not visible at all.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 11.1 MOBILE SOFTWARE UPDATING The software of the mobile, L55 series, is loaded from a PC directly. Hardware interconnection between the mobile and the PC is shown in Figure 2.24 Because of the new type of external connector used in X55 series (Slim-Lumberg type) an additional adaptor cable between mobile and boot adaptor is required. Table 2.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 11.2 Flow chart for S/W upgrading Plug in the Boot Adaptor to the PC and Mobile Start the SWUP program S/W upgrading in progress Connec t the AC adaptor to the Boot Adaptor Select & Execute the "Mobile S/W" ERROR? YES NO P o we r u p B o ot Adaptor & check LED. ERROR? NO TEST Mobile YES Check H/W setup = S/W Take note of error and repeat process Check AC Adaptor OK? Feedback Error to Tech. Supp.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 12 SIEMENS SERVICE EQUIPMENT USER MANUAL 12.1 Introduction Every LSO repairing Siemens handset must ensure that the quality standards are observed. Siemens has developed an automatic testing system that will perform all necessary measurements. This testing system is known as: 12.2 Siemens Mobile Service Equipment Using this system vastly simplifies the repair of the phones and will make sure that: 1. All possible faults are detected 2.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 12.2.1 R&S CMD55 Test Station 12.2.2 R&S CTS55 Test Station Copyright © Siemens Pte. Ltd.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 12.2.3 Wavetek 4201S Test Station 12.3 Other Equipment One Pentium MMX Window 95/98 PC with a serial port to connect to the GSM test set through the PC serial cable provided for the GSM test set. One Test SIM card and a fully charged battery for used with the mobile phone model. Additional RF connector will be needed for setup using Wavetek 4107 test set and Wavetek Antenna Coupler.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 12.4 Software Installation Before executing the test software, it is important to ensure that the software configuration matches that of the hardware set up. Each GSM Tester will have specific test software. The test software is named CMD_GO, CTS_GO and for Wavetek test set, CAT4200 respectively.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual 12.4.1 Configuring the test software For each model of the L55 series mobile phone, Siemens will distribute the testing configuration file for the specific test station. For testing the phone, just go to the File menu and select Load Configuration. Copyright © Siemens Pte. Ltd.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual Make sure that your CTS firmware is Version 3.01 or higher. For CMD 55 it must be Version 4.03 and higher. Please check with the Service Info SB_0500 for the CTS/CMD Hardware Options. 12.4.2 Running the test sequence Insert a Test SIM card and a fully charged battery into the Siemens mobile phone and place it onto the phone holder on the Antenna Coupler.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual Follow the instruction on the screen and switch on the phone. The mobile phone will start Network Search and doing Location Update to the GSM test set through the off-air signal from Antenna Coupler. Next, the GSM test set will initial a call to the mobile phone through the Antenna Coupler. Press the Call key when the mobile phone ring, and the GSM test set will start Tx Power measurements on the GSM and GSM1800 channel specified by the configuration setting.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual Next, the GSM test set will end the call to the mobile phone and the screen will prompt for Dialing from the mobile phone. At this test step, please move the mobile phone to the Antenna Cradle and switch the RF switch to EXT ANT position. Once the mobile phone logs onto the GSM test set, dial 1234 and the Send key.
SIEMENS Pte Ltd C55/2128 Level 2 Service Manual The last test is Disconnect Call from the mobile phone. Press the End Call key and the test sequence will end. A measurement report screen will show up and a hardcopy can be printed if a printer is connected to the PC. To close the measurement report screen, click the third button from the left. Once the mobile phone pass all the test steps, please make a check for all keys and the display.
