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28
Chapter 5
Jumpers
The jumpers present on the mainboard are used by the manufacturer only; there are no jumpers used to
configure the operation of the mainboard.
Clearing CMOS
JBT1 is used to clear CMOS and will also clear any passwords. JBT1 consists of two contact pads located
near the BIOS chip (refer to item 12 in the AB460 F1 mainboard).
1.
First power down the blade and remove it from the enclosure.
2.
Remove the blade cover to access the mainboard (see
"Removing/Replacing the blade cover" on
page 38
for further details). Short the CMOS pads with a metal object such as a small screwdriver.
3.
Replace the cover, install the blade back into the enclosure and power it on.
Содержание AB2x280 F1
Страница 1: ...AB7000 Series Service Guide PART NO PRINTED IN TAIWAN ...
Страница 8: ...viii Table of Contents ...
Страница 24: ...16 Chapter 3 ...
Страница 32: ...24 Chapter 4 System block diagram AB460 F1 mainboard block diagram ...
Страница 33: ...Chapter 4 25 AB2x280 F1 mainboard block diagram ...
Страница 34: ...26 Chapter 4 ...
Страница 48: ...40 Chapter 6 AB460 F1 DIMM Numbering ...
Страница 62: ...54 Chapter 6 8 The enclosure is now securely installed in the rack ...
Страница 94: ...86 Chapter 9 ...