4-23
6) CPU Fan Control
1. Checking the work of FAN
One can turn the fan on & off and check the fan's operational conditions wirhout system
disassembly
Pic (1) Fan off status
Pic(2) Fan on status
- SAFC's default setting is "Fan off" or "Minimum Fan Speed"
- Press "On" in "ON/OFF Control" Fan is turned on to maximum fan speed.
- Press "OFF" in "ON/OFF Control" Fan returns to defalt setting.
2. Checking the normal Working State of FAN Control
FAN[RPM]
FAN Input Voltage [V]
Board Level
System Level
Off
0
0
0
Low
2200
2.8
3.0
Middle 1
2500
3.2
3.4
Middle 2
2800
3.7
3.9
Middle 3
3100
4.2
4.4
High
3400
4.9
4.9
Pic(3) Adjust FAN State
[Fan Voltage Measurement]
- Read Fan RPM indicated in SAFC
[Fan Voltage Pass/Fail determination]
- If Fan RPM satisfies "rpm spec+/-10%", then Fan test is "PASS"
- This Document can not be used without Samsung's authorization -
4. Troubleshooting
Содержание Suede R710
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Страница 171: ...4 37 10 Memory addition method This Document can not be used without Samsung s authorization 4 Troubleshooting ...