1 / 8

第 16 课：笔记本主板接口电路检修 2

第 16 课：笔记本主板接口电路检修 2. 主要内容： PCMCIA 、内存、 USB 、 LAN 电路检修 教学目的： 使每个学员掌握各接口电路故障的检修. ENE. P 16. P 16. EECS. P 16. P 16. EESK. EEDI. +3V. EEDO. 14. JL10. PCIRST#. LAN_PCIRST#. 114. 4,5. 6. U11B 74AHC08_V. 7. P 18. P 10. 1. 1. 2. 2. 4. 4. 3. 3. 8.11 LAN Test Error.

stan
Download Presentation

第 16 课：笔记本主板接口电路检修 2

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. 第16课：笔记本主板接口电路检修2 主要内容：PCMCIA、内存、USB、LAN电路检修 教学目的：使每个学员掌握各接口电路故障的检修

  2. ENE

  3. P16 P16 EECS P16 P16 EESK EEDI +3V EEDO 14 JL10 PCIRST# LAN_PCIRST# 114 4,5 6 U11B 74AHC08_V 7 P18 P10 1 1 2 2 4 4 3 3 8.11 LAN Test Error An error occurs when a LAN device is installed. +LAN_D2.5V U519 NM93C46 +3V_P +2.5V_DDR  +LAN_D2.5V +2.5V_DDR  +LAN_A2.5V R700 2.2 U517 LAN Controller VT6105-LOM 50 1 8 +3V_P CS VCC 43 VCCRAM 58 2 SK +LAN_D2.5V +2.5V_DDR +LAN_A2.5V C723 1µ U521 PCMCIA Controller R5C551 C721 0.1µ 57 3 C668 0.1µ DI L529 120Z/100M L528 120Z/100M Q508 DTC144WK CARD_RI# 54 4 5 DO GND LAN_WAKE 112 WOL Q506 DTC144WK +LAN_A2.5V PCICLK_LAN 115 L21 120Z/100M J506 From U512 Clock Generator R623 0 L522 120Z/100M 3,6 U513 LF-H80P F5 PJRX+ 3 16 U9 I/O Controller Hub 82801DBM ICH4-M F4 PJRX- R632 49.9 R624 49.9 R620 49.9 R617 49.9 6 15 L524 PLP3216S F7 PJTX+ RXIN+ 1 10 104 1 F6 +3V PJTX- 2 9 RXIN- 105 2 VDD3 R81 75 R83 75 RJ45 LAN Connector L525 PLP3216S PJ7 14 7,8 R128 8.2K R150 8.2K RP32 8.2K RP31 8.2K*4 TXD+ 108 7 R166 10K R84 75 R82 75 INT_PIRQE# 113 PJ4 TXD- 4,5 109 11 8 PCI_REQ1# 118 C138 1000P PCI_DEVSEL# 19 PCI_PME# LANX1 94 PCI_FRAME#, PCI_IRDY#, PCI_TRDY#, PCI_STOP# LANX2 95 3 2 4 1 PCI_GNT1#, PCI_PAR, CBE#[0:3] AD[0:31] C662 22P C663 22P X502 25MHZ R667 0 AD18 4 IDSEL

More Related