3. TECHNICAL BRIEF
- 39 -
3.8.6. EDGE features
• EDGE E2 power class for 8 PSK
• DTM (simple Class A), multi-slot class 12
• Downlink coding schemes - CS 1-4, MCS 1-9
• Uplink coding schemes - CS 1-4, MCS 1-9
• BEP reporting
• SRB loopback and test mode B
• 8-bit, 11-bit RACH
• PBCCH support
• 1 phase/2 phase access procedures
• Link adaptation and IR
• NACC, extended UL TBF.
3.8.7. MSM6280 device audio processing features
• Integrated wideband stereo CODEC
- 16-bit DAC with typical 88 dB dynamic range
- Supports sampling rates up to 48 kHz on the speaker path and 16 kHz on the microphone path
• VR- Voice mail + voice memo
• Acoustic echo cancellation
• Audio AGC
• Audio Codecs: AMR-NB, AAC, AAC Plus, Enhanced AAC Plus, Windows Audio v9, Real Audio 8
(G2)
• Internal vocoder supporting AMR, FR, EFR, and HR
3.8.8. MSM6280 microprocessor subsystem
• Industry standard ARM926EJ-S embedded microprocessor subsystem
- 16 kB instruction and 16 kB data cache
- Instruction set compatible with ARM7TDMI®
- ARM version 5TEJ instructions
- Higher performance 5 stage pipeline, Harvard cached architecture
- Higher internal CPU clock rate with on-chip cache
• Java hardware acceleration
• Enhanced memory support
Please note that NOR/PSRAM will not be supported on MSM6280.
- 75 MHz and 90 MHz bus clock for SDRAM
- 32-bit SDRAM
- Dual memory buses separating the high-speed memory subsystem (EBI1) from low-speed
peripherals (EBI2) such as LCD panels
- 1.8 V or 2.6 V memory interface support (excluding EBI1)
- NAND FLASH memory interface
Содержание U970
Страница 1: ...Date April 2007 Issue 1 0 Service Manual Model U970 KU970 Service Manual U970 KU970 ...
Страница 3: ... 4 ...
Страница 20: ...3 TECHNICAL BRIEF 21 Fig 1 2 RTR6275 RX feature ...
Страница 23: ...3 TECHNICAL BRIEF 24 Figure 1 4 RTR6275 IC functional block diagram WCDMA_2100_TX WCDMA_2100_RX ...
Страница 28: ...3 TECHNICAL BRIEF 29 Figure1 7 PM6650 Block Diagram ...
Страница 41: ...3 TECHNICAL BRIEF 42 Table 1 1 Summary of MSM6280 device features ...
Страница 45: ...3 TECHNICAL BRIEF 46 Figure 1 1 PM6650 Functional Block Diagram ...
Страница 76: ...4 TROUBLE SHOOTING 77 4 1 RF CRF Component TOP SIDE BOTTOM SIDE 4 TROUBLE SHOOTING ...
Страница 81: ...4 TROUBLE SHOOTING 82 Check C412 of PMIC U400 Check R214 of MSM U200 ...
Страница 83: ...4 TROUBLE SHOOTING 84 Logic Table of the FEM ...
Страница 89: ...4 TROUBLE SHOOTING 90 4 7 Checking GSM Block ...
Страница 91: ...4 7 3 Checking RF Tx level 4 TROUBLE SHOOTING 92 ...
Страница 94: ...4 TROUBLE SHOOTING 95 ...
Страница 100: ...4 TROUBLE SHOOTING 101 R403 Q402 Q401 Q400 Charging part Main PCB Front ...
Страница 103: ...4 TROUBLE SHOOTING 104 Q400 X 200 USB part 1 Main PCB Front U503 USB part 2 Main PCB Rear ...
Страница 112: ...4 TROUBLE SHOOTING 113 CN601 CN701 CN700 ...
Страница 115: ...4 TROUBLE SHOOTING 116 C500 C501 R501 R502 ...
Страница 117: ...4 TROUBLE SHOOTING 118 SPK Audio Amplifier Analog Switch ...
Страница 119: ...4 TROUBLE SHOOTING 120 MIC800 R507 C520 ...
Страница 121: ...4 TROUBLE SHOOTING 122 R303 Ear_Sense_N C210 MIC Input ...
Страница 141: ...5 DOWNLOAD 142 ...
Страница 147: ...5 DOWNLOAD 148 Read IMEI BT address from UE 2 Step 4 Check IMEI and Bluetooth address ...
Страница 158: ...6 BLOCK DIAGRAM 159 Table 2 1 RF Block Component ...
Страница 163: ...6 BLOCK DIAGRAM 164 6 2 4 Placement Top Side ...
Страница 164: ...6 BLOCK DIAGRAM 165 Bottom Side ...
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Страница 175: ... 176 8 PCB LAYOUT U970 KU970 ...
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Страница 177: ... 178 8 PCB LAYOUT U970 KU970 ...
Страница 178: ... 179 8 PCB LAYOUT U970 KU970 ...
Страница 179: ... 180 8 PCB LAYOUT ...
Страница 180: ... 181 8 PCB LAYOUT ...
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Страница 209: ...Note ...
Страница 210: ...Note ...