K750 Firmware Overview

Each firmware revision listed below contains the fixes listed against that revision plus the fixes of all the firmwares above that entry.

R1A044
- First release
- JBenchmark 1 - apPRox 3894
- JBenchmark 2 - approx 334
- JBenchmark 3D LQ - approx 131
- JBenchmark 3D HQ - approx 89
- Software versions:
LCD 0
Camera 3.8
ITP CXC 125 932 R1B

R1C004
- Vodaphone specific
- Released around 3/6/05
- No reported changes from R1A044
- As is the case with the K700, Vodaphone's R1C004 supports DRMed MP3s only.
- Software versions:
LCD 0
Camera 3.8
ITP CXC 125 932 R1B

R1J002
- Released on SEUS 13/6/05
- Standby crash fixed / improved.
- Increased call and Media Player volume.
- Games menu Operates much more smoothly.
- Smoother video playback
- General UI performance improvements
- Improvements and bug fixes to Bluetooth headset support.
- The auto focus beep sound has been changed.
- Saving a photo to the Memory Stick is now quicker.
- New MP3 folder on Memory stick
- Fixed the month names in the calendar for various european languages.
- Camera sounds are muted when in silent mode in some firmware locales (EU_1 , but not EU_3).
- Minimised Media Player icon changed.
- SMS 'to' text now black (previously white).
- A "Fully Charged" message is now displayed on screen when the phone has finished charging.
* PROBLEM: GPRS comms has been broken on many O2 phones and some phones from other service providers.
* PROBLEM: Video recording quality (bitrate) has been reduced.
- JBenchmark 1 - approx 3908
- JBenchmark 2 - approx 344
- JBenchmark 3D LQ - approx 205
- JBenchmark 3D HQ - approx 114
- Software versions:
LCD 0
Camera 4.4
ITP CXC 125 932 R1B

R1L002
- Released by DaVinci on 22/6/05
- Released on SEUS 30/6/05
- Fixes the O2 GPRS issue introduced in R1J
- Video recording quality as R1J (i.e. inferior to firmwares previous to R1J)
- JBenchmark 1: 3880
- JBenchmark 2: 335
- JBenchmark 3D LQ - approx 201
- JBenchmark 3D HQ - approx 121
- Software versions:
LCD 0
Camera 4.4
ITP CXC 125 932 R1B

R1N005
- Released by SETool on 30/6/05
- Test firmware
- Known bugs with this firmware

To find out which firmware revision your phone currently has installed, perform the following:

>*<<*<*

Where < and > represents pushing the joystick left and right respectively.

R1A044
- 第一版
- JBenchmark 1 - approx 3894
- JBenchmark 2 - approx 334
- JBenchmark 3D LQ - approx 131
- JBenchmark 3D HQ - approx 89
- Software versions:
LCD 0
Camera 3.8
ITP CXC 125 932 R1B

R1C004
- Vodaphone 特有固件
- 3/6/05 發布
- 與R1A044沒有區別
- 如K700, Vodaphone's R1C004 只支持DRMed MP3s(數字簽名的mp3).
- Software versions:
LCD 0
Camera 3.8
ITP CXC 125 932 R1B

R1J002
- 13/6/05發布在SEUS
- 修復/改進待機時死機
- 增加了電話和媒體播放時的聲音
- 更流暢的游戲菜單操作
- 更流暢的影片播放
- 人機接口總體上的改進
- 改進和去除了藍牙耳機的bug
- 改了自動對焦的beep聲
- 更快地將照片存到MSD
- MSD上新的Mp3目錄
- 更正了部分歐洲語言的月份名字
- 部分地區的固件在安靜模式時沒有排照聲(EU_1 , but not EU_3).
- 媒體播放器最小化的圖標改變
- SMS 'to' 文本顏色為黑色(之前為白色).
- 當手機充電完成后有“充電完成”的信息顯示在屏幕上
* PROBLEM: 在很多使用O2的和一些其他服務商的手機GPRS通訊間斷
* PROBLEM: 錄像的質量（比特率）下降
- JBenchmark 1 - approx 3908
- JBenchmark 2 - approx 344
- JBenchmark 3D LQ - approx 205
- JBenchmark 3D HQ - approx 114
- Software versions:
LCD 0
Camera 4.4
ITP CXC 125 932 R1B

R1L002
- 22/6/05在Davinci發布
- 30/6/05在SEUS發布
- 修正了O2的GPRS問題
- 錄像品質與R1J一樣 (就是說比R1J之前差)
- JBenchmark 1: 3880
- JBenchmark 2: 335
- JBenchmark 3D LQ - approx 201
- JBenchmark 3D HQ - approx 121
- Software versions:
LCD 0
Camera 4.4
ITP CXC 125 932 R1B

R1N005
- 30/6/05 在SETool發布
- 測試固件
- Known bugs with this firmware