The DELL computer maintenance customer service hotline 021-32170300 Dell computer engineer technical hotline 13501944964 free consultation QQ.120032412 YiChuang computer technology choose us, choose rest assured that if you do hire a technician, he is very difficult to repair printers, motherboards, monitors components can not understand a variety of network configurations, as well as a wide variety of system installation and configuration. We will help you do this, have professional engineers responsible for each type of service, you invited us equal to please the entire team. Understand the voice of the customer, do customers most satisfied with the service DELL motherboard fault repair: LCD TV and accessories wholesale professional service providers. Dell DELL laptop failure receiving type: 1: failure of the screen (split screen, splash screen, Huaping, dark screen, red screen, etc.); 2: motherboard failure (boot black, power-down and the water board, boot Huaping white screen blue screen abnormal sound, boot the machine, boot the machine burning smell, etc.): 3: Keyboard failure (keyboard play no words, keyboard input characters not keyboard alarm sound, keyboard cap off the keyboard water): 4: fan failure (abnormal sound fan, the fan does not turn, etc.): 5: drive failure (CD-ROM drive does not read the disk, the machine not recognize CD-ROM, CD-ROM drive door would not open the drive door automatic switch): 6: hard drive failure (hard rattle hard disk is not installed into the system, the hard drive has bad sectors, the machine not recognize the hard disk, etc.): 7: Power and NIC port failure (power port failure, loose, falling; NIC ports failures, loose, falling, etc.): 8: Sound Card Speaker fault (no sound speakers, speaker noise, no external sound): 1 DELL notebook maintenance battery, 2, DELL laptop repair motherboard DELL laptop repair screen line DELL laptop repair video card 5 DELL laptop repair lamp 6, DELL laptop repair screen shell 7, DELL notebook repair keyboard DELL laptop repair screen axis, DELL keyboard failure phenomenon characteristic: DELL notebook drive maintenance: Do not recognize the CD drive. CD-ROM, the keyboard no key. Keyboard with keys, keyboard keys automatically. 4, keyboard keys not working. DELL laptop repair liquid crystal display (LCD): 1, on the screen with the horizontal and vertical lines, split screen, broken screen, scratches on the surface. Three 2 external monitor normal laptop screen no display, the screen is dark, sometimes display sometimes display. Black and white LCD screen, Huaping, screen red screen flickering. The DELL battery failure phenomenon characteristic: 1, the battery does not charge. 2, the battery can be charged, the use of a particularly short major maintenance services: 1, professional hard drive data recovery. 2, notebooks, desktops, projectors, server motherboard chip repair. Network engineering installation and maintenance debugging. Enterprise IT computer services outsourcing. Company Address: Shanghai Putuo District Caoyang Road 710, Lane 31, Room 1402, (Zhongguancun apartment) near Zhongshan North Road subway line: 3 \ 4 \ 11 line CaoYang Road subway station port 6 .7 mouth out about three minutes walk Bus on routes 1:01 44 62 63 323 562 717 740 742 876 923 948 to Caoyang Road Baiyu Road walk 3 minutes. Bus routes two sixty-nine 94 216 224 309 829 837 846 876 909 to Zhongshan North Road Caoyang Road, walk 2 minutes. Bus routes 3:129 319 340 706 743 768 838 860 948 950 the Beian line Beian line interval the Miss Ann Dedicated Lu Ann Dedicated high-speed to Caoyang Road, Lanxi Road, walk minutes.