|
Welcome to the GSM-Forum forums. You are currently viewing our boards as a guest which gives you limited access to view most discussions and access our other features. Only registered members may post questions, contact other members or search our database of over 8 million posts. Registration is fast, simple and absolutely free so please - Click to REGISTER! If you have any problems with the registration process or your account login, please contact contact us . |
|
Register | FAQ | Donate | Forum Rules | Root any Device | ★iPhone Unlock★ | ★ Direct Codes ★ | Direct Unlock Source | Search | Today's Posts | Mark Forums Read |
Nokia Hardware & Hardware Repair all what you need for Hardware Repairing for Nokia Phones. Before writing any thread here try to check the Frequently Asked Questions Section. |
| LinkBack | Thread Tools | Display Modes |
08-15-2009, 09:15 | #1 (permalink) |
Freak Poster Join Date: Apr 2006 Location: DAMMAM Age: 43
Posts: 319
Member: 262523 Status: Offline Sonork: 100.1611482 Thanks Meter: 288 | System hardware work on Nokia BB5 Front of the camera in front of the camera control and data collection by the OMAP OMAP's VIO voltage is 1.8V and one of them is 2.8V because of the level shifter need Take the camera from two different voltage LDO (Low-Dropout Voltage) VCAM 1.5V for a series of digital camera sensor and A / D-converter VCAM2 2.8V for camera I / O and sensor photo diode Camera back Connected to the OMAP through data and control interface Data on the differences SALURKAN through serial interface using the clock and data Kontroli connect the camera directly to the control interface that kompatibble IC with 2% using the SCL SDA signal (1.8V) Digital camera: discrete VCAM 1.5V from LDO ****og camera: VAUX 2.5V from RETU Additional control signal Vctrl: High = 1.8V Camera active-low = 0V camera is not active Extclk: CLOCK's OMAP1710 (9.6MHz) Camera Flash Light Designed to provide better lighting when taking pictures in dark room The same LED also in use as an indicator light when a video is being taken TK1189 is SMPS for FLED, in use as the two host controller Flash in the control set by the camera Mode indicator in the set by OMAP Bluetooth BTBC3 single chip (including RF, BB & ROM memory) UART interface for control / data with the OMAP PCM interface for audio data with RAP3G I / O 1.8V from VIO ****og voltage of 2.85V through battre discrete LDO 38.4MHz clock from the RF |
The Following 2 Users Say Thank You to faisal4friend For This Useful Post: |
08-15-2009, 09:19 | #2 (permalink) |
Freak Poster Join Date: Apr 2006 Location: DAMMAM Age: 43
Posts: 319
Member: 262523 Status: Offline Sonork: 100.1611482 Thanks Meter: 288 | TAHVO EM is TAHVO including ASIC function block: CORE-supply generation (VCORE & VCOREA) Level-shifter and regulator for USB / FBUS Battery-control processes such as the charging External LED-driver control interface -Digital interface (CBUS) -TAHVO ASIC does not have any security function of the withdrawal UEM (E, K) CMT Flash CMT Flash memory used to store: -MCU program code DSP-prgram code -Tuning Values -Certificates Capacity-64Mbit Logic-supply voltage and for NOR Flash in the output from the VIO (1.8V) Flash Clock is 48Mhz (192Mhz / 4) CMT SDRAM CMT SDRAM is dinamic data storage for the MCU data Capacity 64MBit SDRAM core voltage (1.8v) output by the regulator RETU VDRAM Voltage I / O (1.8) in the output by RETU VIO regulator SDRAM clock is 96Mhz (192Mhz / 2) OMAP OMAP is an application of the system running with Symbian (EPOC) Platform for ease of use application, the basic interface (Main Interface): -Cameras The screen - -Bluetooth MMC - -USB -Keyboard XBUS-to medium with RAP3G OMAP is a standard ASIC design by Texas Instrument and in use by the Vendor and other NOTEBOOK VCORE CORE Voltage (1.4V generated by the discrete SMPS and work under 1.09V on sleepmode I / O voltage VIO (1.8V) by RETU APE COMBO MEMORY APE flash used to store application code and user data Lets not to access the code directly from Flash ---> loader must walk to and from DDR 256MBit capacity (flash), 256MBit (DDR) DDR voltage to 1.8V is VDRAM VIO is 1.8V of DDR I / O Both NAND core voltage and I / O originating from RETU Clock is 110Mhz DDR (220MHz / 2) Flash interface speed is 22MHZ |
The Following 2 Users Say Thank You to faisal4friend For This Useful Post: |
08-15-2009, 09:19 | #3 (permalink) |
Freak Poster Join Date: Apr 2006 Location: DAMMAM Age: 43
Posts: 319
Member: 262523 Status: Offline Sonork: 100.1611482 Thanks Meter: 288 | System hardware work on Nokia BB5 Once you know the hardware nokia BB5 following job step (Power ups Steps) After the power ON Sleep the Clock RETU, vana, VIO, VR1 and VDRAM RETU voltage on the pin RSTX akan TAHVO enable ASIC TAHVO active VCORE (RAP3G) ascillator and internal control VCOREA (OMAP) VCTCXO regulators work and RFCLK (38.4MHZ) controlling by the regulator RETU RETU issue PURX after 16ms after RFClk stable 2.4 MHz clock for the SMPS output in TAHVO PURX out and after running 2.4 clock synchronization is detected, control TAHVO akan VCOREA System work and run Software functions to set the other regulators RAP3G RAP3G is a Radio Application Processor Tiku its success (in the NOKIA 7600) with some technical development and the addition of features In general RAP3G consists of three parts: -Prime (Main Processor), set the 3 functions, namely PH3, DSP and related -MCU Peripherals -DSPperipherals RAP3G run with NOS and oversees all activities of the modem RAP3G core voltage of 1.40V at start TAHVO VCORE and VI / O (input / output) comes from the CORE RETU VIO.Power on sleepmode under 1.05V RETU ASIC is RETU EM major functions including the function block: Start-up control logic and reset Charging-deteck process Battery-voltage Monitoring -External 32.768kHz crystal clock with the Real-time clock with external battery backup SIM-Card interface -Streo audio codecs and amplifiers -A / D converter -Regulator Vibra-interface -Digital interface (CBUS) RETU ASIC does not have any function securyti the withdrawal UEM (E, K) __________________ |
The Following 3 Users Say Thank You to faisal4friend For This Useful Post: |
Bookmarks |
Thread Tools | |
Display Modes | |
| |
Similar Threads | ||||
thread | Thread Starter | Forum | Replies | Last Post |
Guide | Update Firmware On Nokia BB5 Devices via Phoenix Service Software 2009 | Shayesta197 | Nokia Base Band 5 ( BB-5 ) | 0 | 10-03-2009 01:43 |
Update Firmware On Nokia BB5 Devices via Phoenix Service Software 2009 | Shayesta197 | Nokia Base Band 5 ( BB-5 ) | 0 | 09-13-2009 21:36 |
System hardware work on Nokia BB5 | faisal4friend | Nokia Hardware & Hardware Repair | 0 | 08-15-2009 09:16 |
just working on nokia on others no network or loose network | falak | TORNADO - SIM | 6 | 04-28-2008 07:46 |
How to reset lifetimer on Nokia BB5 | Mocko | Nokia Base Band 5 ( BB-5 ) | 8 | 01-06-2007 19:51 |
|