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Quick Reference Guide
www
.dell.com | support.dell.com
Diagnostic Light Codes Before POST
Light Pattern
Problem Description
Suggested Resolution
off
off
off
off
No electrical power is
supplied to the computer.
Connect the computer to an electrical outlet. Ensure
that the front-panel power light is on. If the power light
is off, ensure that the computer is connected to a
working electrical outlet and then press the
power button.
If the problem is still not resolved, contact Dell for
technical assistance.
yellow
off
off
off
The computer is in a normal
off condition; the computer
is connected to an
electrical outlet.
Press the power button to turn the computer on.
If the computer does not turn on, ensure that the front-
panel power light is on. If the power light is off, ensure
that the computer is connected to a working electrical
outlet and then press the power button.
If the problem is still not resolved, contact Dell for
technical assistance.
yellow
yellow
off
off
The computer is in a reduced
power or "sleep" state.
Use one of the appropriate methods to "wake up" the
computer. See "Advanced Features" in the
User’s Guide
.
If the problem is not resolved and you are trying to wake
the computer with a USB mouse or keyboard, substitute
the mouse or keyboard with a working PS/2 mouse or
keyboard and then try to wake the computer.
yellow
yellow
yellow
off
The BIOS is not executing.
Ensure that the processor is seated correctly and restart
the computer.
If the problem is still not resolved, contact Dell for
technical assistance.
off
yellow
off
off
A possible power supply or
power cable failure
has occurred.
Perform the procedure in "Power Problems" in the
User’s Guide
.
If the problem is still not resolved, contact Dell for
technical assistance.
off
off
yellow
off
A possible system board
failure has occurred.
Contact Dell for technical assistance.
A B C D
A B C D
A B C D
A B C D
A B C D
A B C D
= yellow
= green
= off
Содержание Precision R3961
Страница 4: ...4 Contents ...
Страница 40: ...40 Quick Reference Guide w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 43: ...w w w d e l l c o m s u p p o r t d e l l c o m Dell Precision 工作站 470 與工作站 670 快速參考指南 機型 WHM 和 WHL ...
Страница 46: ...46 目錄 ...
Страница 55: ...快速參考指南 55 註 如果您的電腦已經 安裝有音效卡 請將喇 叭與音效卡連接 4 連接喇叭 LINE OUT 5 連接電源線並開啟電腦與顯示器的電源 ...
Страница 59: ...快速參考指南 59 註 如果您的電腦已經安裝有音效卡 請將喇叭與音效卡連接 4 連接喇叭 LINE OUT 5 連接電源線並開啟電腦與顯示器的電源 ...
Страница 80: ...80 快速參考指南 w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 86: ...86 목차 ...
Страница 95: ...빠른 참조 가이드 95 주 컴퓨터에 오디오 카 드가 설치되어 있으면 스피커를 카드에 연결하 십시오 4 스피커를 연결하십시오 LINE OUT 5 전원 케이블 연결 및 컴퓨터와 모니터 켜기 ...
Страница 99: ...빠른 참조 가이드 99 주 컴퓨터에 오디오 카드가 설치되어 있으면 스피커를 카드에 연결하십시오 4 스피커 연결 LINE OUT 5 전원 케이블 연결 및 컴퓨터와 모니터 켜기 ...
Страница 122: ...22 색인 122 색인 ㅊ 충돌 소프트웨어 및 하드웨어 비호 환 해결 104 ㅋ 컴퓨터 경고음 코드 110 ㅍ 표시등 진단 111 컴퓨터 후면 111 품질 보증 88 ㅎ 하드웨어 경고음 코드 110 ...