HP LH4r HP Netserver Service Handbook, Volume 2 - Mid - Page 12

System Board Connector J7, SW1 Switch and Default Settings

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System Board Connector J7 This connector is used by the HP Remote Assistant Accessory -- a 32-bit EISA Bus Master board used to remotely monitor server functionality. For additional information on this product, see the documentation that comes with it. When you install the HP Remote Assistant cable, you will need to remove the jumper on PS REMOTE and PS ON. If you remove HP Remote Assistant from the server, remember to re-install the jumper. WARNING If the HP Remote Assistant is not installed and there is no jumper on PS REMOTE and PS ON, the system will NOT power up. NC 3.3V NC NC GND PS REMOTE PS ON No pin NC = No Connector SW1 Switch and Default Settings Switch 1 2 3 4 When On 1 FLASH WRITE ENABLE 2 BOOT BLOCK DISABLE 3 CONFIG VALID 4 CONFIG UNLOCK 5 PASSWORD ENABLE 6 SMI# ENABLE 7 I/O CTRL ENABLE 8 VIDEO ENABLE Function FLASH WRITE ENABLE: Enables or disables one of the two levels of flash ROM write protection (the other level of protection is controlled by the HP Update Utility). ON: The BIOS can be updated by the HP Update Utility. OFF: The BIOS is locked and cannot be updated. BOOT BLOCK DISABLE: Reserved. Must be set to ON for system to operate properly. CONFIG VALID: Saves or erases the current configuration information in NVRAM and CMOS. ON: Saves the current configuration. OFF: Erases the current system configuration. CONFIG UNLOCK: Prevents or allows the current system configuration maintained in NVRAM and CMOS to be changed. ON: Unlocked. Allows the current system configuration to be changed. OFF: Locked. Prevents the current system configuration from being changed. Default ON ON ON ON 4

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4
System Board Connector J7
This connector is used by the HP Remote Assistant Accessory -- a 32-bit EISA Bus Master board used to
remotely monitor server functionality. For additional information on this product, see the documentation that
comes with it. When you install the HP Remote Assistant cable, you will need to remove the jumper on PS
REMOTE and PS ON. If you remove HP Remote Assistant from the server, remember to re-install the
jumper.
WARNING
If the
HP Remote
Assistant is
not installed
and there is
no jumper
on PS
REMOTE
and PS ON,
the system
will NOT
power up.
3.3V
NC
GND
PS REMOTE
PS ON
No pin
NC
NC = No Connector
NC
SW1 Switch and Default Settings
8
7
6
5
4
3
2
1
FLASH WRITE ENABLE
BOOT BLOCK DISABLE
CONFIG VALID
CONFIG UNLOCK
PASSWORD ENABLE
SMI# ENABLE
I/O CTRL ENABLE
VIDEO ENABLE
When On
Switch
Function
Default
1
FLASH WRITE ENABLE:
Enables or disables one of the two levels of flash
ROM write protection (the other level of protection is controlled by the HP
Update Utility).
ON: The BIOS can be updated by the HP Update Utility.
OFF: The BIOS is locked and cannot be updated.
ON
2
BOOT BLOCK DISABLE:
Reserved. Must be set to ON for system to
operate properly.
ON
3
CONFIG VALID
: Saves or erases the current configuration information in
NVRAM and CMOS.
ON:
Saves the current configuration.
OFF:
Erases the current system configuration.
ON
4
CONFIG UNLOCK
: Prevents or allows the current system configuration
maintained in NVRAM and CMOS to be changed.
ON
: Unlocked. Allows the current system configuration to be changed.
OFF
: Locked. Prevents the current system configuration from being
changed.
ON