![IBM 7945G2U Installation And User Manual Download Page 46](http://html1.mh-extra.com/html/ibm/7945g2u/7945g2u_installation-and-user-manual_3630596046.webp)
System-board switches and jumpers
The following illustration shows the location and description of the switches and
jumpers.
Note:
If there is a clear protective sticker on the top of the switch blocks, you must
remove and discard it to access the switches.
The default positions for the UEFI and the IMM recovery jumpers are pins 1 and 2.
SW3 switch block
SW4 switch block
UEFI boot recovery
jumper (J29)
1
2
3
1
2
3
IMM recovery jumper
(J147)
The following table describes the jumpers on the system board.
Table 3. System board jumpers
Jumper
number
Jumper
name
Jumper setting
J29
UEFI boot
recovery
jumper
v
Pins 1 and 2: Normal (default) Loads the primary server
firmware ROM page.
v
Pins 2 and 3: Loads the secondary (backup) server firmware
ROM page.
30
System x3650 M3 Types 4255, 7945, and 7949: Installation and User’s Guide
Summary of Contents for 7945G2U
Page 1: ...System x3650 M3 Types 4255 7945 and 7949 Installation and User s Guide ...
Page 2: ......
Page 3: ...System x3650 M3 Types 4255 7945 and 7949 Installation and User s Guide ...
Page 8: ...vi System x3650 M3 Types 4255 7945 and 7949 Installation and User s Guide ...
Page 16: ...xiv System x3650 M3 Types 4255 7945 and 7949 Installation and User s Guide ...
Page 40: ...24 System x3650 M3 Types 4255 7945 and 7949 Installation and User s Guide ...
Page 59: ...Chapter 2 Installing optional devices 43 ...
Page 186: ...170 System x3650 M3 Types 4255 7945 and 7949 Installation and User s Guide ...
Page 192: ...176 System x3650 M3 Types 4255 7945 and 7949 Installation and User s Guide ...
Page 193: ......
Page 194: ... Part Number 81Y6113 Printed in USA 1P P N 81Y6113 ...