Lam gi khi phan cung PC bi loi

Khi su dung may tinh ta hay gap nhung loi ve phan cung kha co ban, mac du co the khac phuc duoc nhung chung ta lai khong dam dung vao. Sau day xin gioi thieu mot so loi co ban va cach khac phuc chung.

1. Bad o cung

Dau hieu: - Trong luc dang cai dat Windows he thong bi treo ma khong he xuat hien mot thong bao loi nao (dia cai dat Windows van con tot), mac du van co the dung Partition Magic phan vung cho HDD mot cach binh thuong.

- Tien hanh Fdisk thi bao loi "nofixed disk present" nen khong the thuc hien duoc. Dang Fdisk may bi treo giua chung. Format o cung thi may bao loi Badtrack 0 va khong cho format. Dang chay bat ki ung dung nao, nhan duoc mot cau thong bao nhu ‘Error reading data on dirver C:, Retry, Abort, Ignore, fail?’ Hoac ‘A serious error occur when reading driver C:, Retry or Abort?’.

- Khi chay Scandisk hay NDD (Norton Disk Doctor) hay bat ky phan mem kiem tra be mat dia (surface scan) nao, ta se gap rat nhieu bad sector.

Khac phuc: Dung cac chuong trinh trong dia Hiren’s Boot de xu ly.

- Cach 1: Dung Norton Disk Doctor va partition Magic kiem tra va cat bo cho bad.

Dau tien khoi dong tu dia Hiren’s Boot, o menu cua chuong trinh chon muc 6. Hard Disk Tools, chon tiep 6. Norton Utilities, chon 1.Norton Disk Doctor. Xac dinh cho bad bang NDD, sau do tien hanh chay chuong trinh Partition Magic cat bo phan bi bad bang cach dat partition chua doan hong do thanh Hide Partition.

Vi du: khoang bi bad tu 6.3GB den 6.6GB, ban chia lai partition, chon partition C den 6GB, partition D bat dau tu 7GB, cu nhu the ban tien hanh loai bo het han phan bi bad.
Cach nay su dung rat hieu qua tuy nhien no chi khac phuc khi dia cung cua ban co so luong bad thap.

- Cach 2: dung chuong trinh HDD Regenerator.

Cac nha san xuat luon de du phong mot so sector tren moi track hoac cylinder, va thuc chat kich thuoc thuc cua sector van lon hon 512bytes rat nhieu (tuy loai hang dia). Nhu the neu nhu so sector bi bad it hon so du phong con tot thi luc nay co the HDD Regenerator se lay nhung sector du phong con tot dap qua thay cho sector bi hu o cung se hoat dong tot tro lai. Neu luong sector du phong o cung it hon thi o cung se con bi bad mot it thi co the tro lai dung Cach 1.

Cach thuc hien:

Khoi dong he thong tu dia Hiren’s Boot. Cua so dau tien xuat hien, chon 6.Hard Disk Tools, chon tiep 2. HDD Regenerator, bam phim bat ki de xac nhan. Ke den o dong ‘Starting sector (leave 0 to scan from the beginning)’ go vao dung luong lon nhat hien co cua HDD, go xong bam Enter de chuong trinh thuc hien. Thoi gian cho, tuy thuoc vao dung luong dia va so luong bad.

2. Hu co o cung

Dau hieu: Khoi dong may nghe tieng keu rec rec, giat ngat quang va khong the dectect duoc o cung. Nhung tieng keu nay dien ra lien tuc, luc dau tieng keu kha nho nhung sau do tieng keu lon dan len.

Khac phuc: Hien tai o Viet Nam o cung bi hu co chua co noi nao co the sua chua duoc. Vi the khi bi hien tuong nay thi ban phai chiu canh mat het du lieu va thay cho may tinh cua minh bang mot o cung moi.

3. Long hoac chet Ram

Dau hieu: Khoi dong len may lien tuc keu …tit..tit.. mot quang dai. Tieng keu nay bao hieu la he thong khong tim thay Ram dau ca.

Khac phuc: Thao Ram ra cam lai cho chac chan. Neu van con bi thi thao Ram ra lam sach khe cam Ram, rieng voi Ram co the dung xang hoac cuc gom lam sach phan tiep xuc cua Ram vao khe cam vao mainboard. Neu lam ca hai truong hop tren ma khong duoc thi rat co the Ram da bi chet, cach tot nhat la chung ta dem di bao hanh hoac mua Ram moi.

4. Man hinh xuat hien mau xanh

Thong thuong may bi man hinh xanh dieu nguoi ta nghi den dau tien la loi he dieu hanh. Nhung khi da cai lai he dieu hanh ma van bi thi rat co kha nang Ram da bi loi.

De phat hien va khac phuc hien tuong nay thi truoc het chung ta phai thay Ram de kiem tra coi phai loi o do hay khong. Sau do tien hanh lam sach Ram gan tro lai vao, neu van bi hien tuong tren thi tot nhat la nen su dung cay Ram moi cho chac an.

5. Loi do quat CPU

Dau hieu: Khoi dong may van len he dieu hanh va chay binh thuong. Nhung chay duoc mot luc tu nhien man hinh bi do khong the dieu khien duoc. Khoi dong may lai cung chay duoc mot luc roi bi y nhu cu. Luc nay co the khang dinh rang quat CPU cua may dang gap truc trac.

Khac phuc: De xu ly su co nay chung ta nhanh chong mo may ra kiem tra lai chan cam nguon cua quat CPU, lam ve sinh cho quat sach se, tra them it dau may vao de tao nen do nhay. Truong hop quat van khong quay tro lai thi cach tot nhat la chung ta nen thay quat cho may tinh.

6. Phu tu Mainboard

Dau hieu: Hien tuong may hay treo giua chung (man hinh dung cung khong lam gi duoc, tham chi nut Reset cung khong tac dung, chi co rut dien nguon moi OK) may chay khong on dinh, chap chon. Mo may ra quan sat tren mainboard thay cac tu dien bi phong len, co the khang dinh rang may dang bi phu tu

Khac phuc: Neu mainboard bi phu tu thi cach tot nhat nguoi dung dem may ra cac trung tam sua chua vi tinh de sua chua. Neu co kien thuc ve dien tu co the ra mua tu ve thay the, con khong thi nen de cac chuyen gia lam cong viec nay.

7. Pin Bios bi hong

Dau hieu: Khoi dong may he dieu hanh khong chiu len, hoac vao he dieu hanh thi thay ngay thang cach do ca thap ki truoc. Chinh lai ngay thang trong CMOS nhung khi tat nguon hoac cup dien xong mo len lai tro ve nhu cu. Luc nay pin Bios da bi hu.

Khac phuc: Mot cach kha don gian la chung ta mo may ra tim cuc pin hinh tron giong pin dong ho dien tu nhung to hon mot chut thao bo. Chay ra cua hang vi tinh mua mot vien pin moi de thay vao, sau do tien hanh vao CMOS de chinh lai ngay thang o thoi diem hien tai.

Le My

Tong hop