Apple 7100/80AV 사용자 설명서
![Apple](https://files.manualsbrain.com/attachments/2c022a7d1a76dcd8f02c04aa8d97faf41b63902f/common/fit/150/50/8a691e9df6162751590e2cef93a951cf3a39c94b6949421016232655b22d/brand_logo.png)
Troubleshooting
Symptom Charts/System - 4
System
Does not power on;
screen is black, fan is
not running and LED
is not lit
1 Check cables.
2 Plug monitor directly into wall socket, and verify that
monitor has power.
3 Reset logic board. (Refer to Additional Procedures.)
4 Reseat ROM SIMM and cache SIMM.
5 Replace power cord.
6 Replace power supply.
7 Replace logic board.
Clicking, chirping or
thumping
1 Replace power supply.
2 Replace logic board. Retain customer’s SIMMs.