我用电脑开Office软件
例如 WORD 或 EXCEL（通常是 WORD）
只要打字一多
或是进行了很多动作
打到一半
电脑萤幕会先当掉
然后在中间出现一条横线（通常是黑线）
然后就黑屏了...
想问
这跟萤幕、显示卡、电源线、VGA传输线还是CPU有关系啊？
要怎么修理才会好？
谢谢
我的系统资讯：
Time of this report: 10/6/2014, 12:00:11
Machine name: PC-45
Operating System: Windows XP Professional (5.1, Build 2600) Service Pack 3 (2600.xpsp_sp3_qfe.130704-0421)
Language: Chinese (Regional Setting: Chinese)
System Manufacturer: VIAK8_
System Model: AWRDACPI
BIOS: Award Modular BIOS v6.00PG
Processor: AMD Athlon(tm) 64 Processor 3000+, MMX, 3DNow, ~800MHz
Memory: 512MB RAM
Page File: 739MB used, 1783MB available
Windows Dir: C:\WINDOWS
DirectX Version: DirectX 9.0c (4.09.0000.0904)
DX Setup Parameters: Not found
DxDiag Version: 5.03.2600.5512 32bit Unicode
显示卡资讯：
Card name: RADEON 9200 SE Family (Microsoft Corporation)
Manufacturer: ATI Technologies Inc.
Chip type: RADEON 9200 SE AGP (0x5964)
DAC type: Internal DAC(500MHz)
Device Key: Enum\PCI\VEN_1002&DEV_5964&SUBSYS_2073148C&REV_01
Display Memory: 128.0 MB
Current Mode: 1280 x 1024 (32 bit) (60Hz)
Monitor: Monitor Max Res: 1600,1200
Driver Name: ati2dvag.dll
Driver Version: 6.14.0010.6462 (English)
DDI Version: 9 (or higher)
Driver Attributes: Final Retail
Driver Date/Size: 4/14/2008 21:59:22, 201728 bytes
WHQL Logo'd: Yes
WHQL Date Stamp: n/a
VDD: Mini VDD: ati2mtag.sys
Mini VDD Date: 4/14/2008 21:15:32, 700928 bytes
Device Identifier: {D7B71EE2-1A24-11CF-026E-7900A0C2CB35}
Vendor ID: 0x1002
Device ID: 0x5964
SubSys ID: 0x2073148C
Revision ID: 0x0001
Revision ID: 0x0001
Video Accel: ModeMPEG2_C ModeMPEG2_D
Deinterlace Caps: {6E8329FF-B642-418B-BCF0-BCB6591E255F}: Format(In/Out)=(YUY2,YUY2) Frames(Prev/Fwd/Back)=(0,0,1) Caps=DeinterlaceTech_PixelAdaptive
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)=(YUY2,YUY2) Frames(Prev/Fwd/Back)=(0,0,0) Caps=DeinterlaceTech_BOBVerticalStretch
{6E8329FF-B642-418B-BCF0-BCB6591E255F}: Format(In/Out)=(UYVY,UYVY) Frames(Prev/Fwd/Back)=(0,0,1) Caps=DeinterlaceTech_PixelAdaptive
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)=(UYVY,UYVY) Frames(Prev/Fwd/Back)=(0,0,0) Caps=DeinterlaceTech_BOBVerticalStretch
{6E8329FF-B642-418B-BCF0-BCB6591E255F}: Format(In/Out)=(YV12,0x32315659) Frames(Prev/Fwd/Back)=(0,0,1) Caps=DeinterlaceTech_PixelAdaptive
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)=(YV12,0x32315659) Frames(Prev/Fwd/Back)=(0,0,0) Caps=DeinterlaceTech_BOBVerticalStretch
{6E8329FF-B642-418B-BCF0-BCB6591E255F}: Format(In/Out)=(NV12,0x3231564e) Frames(Prev/Fwd/Back)=(0,0,1) Caps=DeinterlaceTech_PixelAdaptive
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)=(NV12,0x3231564e) Frames(Prev/Fwd/Back)=(0,0,0) Caps=DeinterlaceTech_BOBVerticalStretch
Registry: OK
DDraw Status: Enabled
D3D Status: Enabled
AGP Status: Enabled
DDraw Test Result: Not run
D3D7 Test Result: Not run
D3D8 Test Result: Not run
D3D9 Test Result: Not run
？