HP LH4r HP Netserver Service Handbook, Volume 2 - Mid - Page 162

Memory Configuration

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Switch/ Jumper S8C1 Description Default Configuration Switches - Switch S8C1 CMOS CLEAR PWD CLR Flash Enable 1 23 O N CMOS Clear: Setting this switch to ON clears CMOS and set the realtime clock (RTC) to the manufacturing defaults. Password Clear: Setting this switch to ON clears the password when the system reboots. Set to OFF to re-enter the password. Flash Enable: Setting this switch to ON lets the user update the contents of flash memory (BIOS) with the HPUpdate Utility. ON OFF default ON OFF Default ON Default OFF Memory Configuration Each ECC memory board has 12 SIMM sockets supporting 2 MB-32 MB, 70 ns or faster approved, fast-page parity SIMMs. You can install any size SIMM in any bank; however, all four SIMMs within a bank must be the same size. Bank 3 Bank 2 Bank 1 Bank 3 Bank 2 Bank 1 When installing additional memory, note the following: • The following HP SIMMs are supported: Type 4 MB SIMM (70 ns) 8 MB SIMM (70 ns) 16 MB SIMM (70 ns) 32 MB SIMM (70 ns) Product Number D2974A D3577A D2297A D3578A • SIMMs must be installed in sets of four. • SIMMs must be installed in sequential order starting with Bank 1. 154

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154
Switch/
Jumper
Description
Default
S8C1
Configuration Switches
- Switch S8C1
1
O
N
2
3
CMOS CLEAR
PWD CLR
Flash Enable
CMOS Clea
r: Setting this switch to ON clears CMOS and set the real-
time clock (RTC) to the manufacturing defaults.
Password Clear
: Setting this switch to ON clears the password when
the system reboots. Set to OFF to re-enter the password.
Flash Enable
: Setting this switch to ON lets the user update the
contents of flash memory (BIOS) with the HPUpdate Utility.
ON
OFF -
default
ON
OFF -
Default
ON -
Default
OFF
Memory Configuration
Each ECC memory board has 12 SIMM sockets supporting 2 MB-32 MB, 70 ns or faster approved, fast-page
parity SIMMs. You can install any size SIMM in any bank; however, all four SIMMs within a bank must be the
same size.
Bank 1
Bank 2
Bank 3
Bank 1
Bank 2
Bank 3
When installing additional memory, note the following:
•
The following HP SIMMs are supported:
Type
Product Number
4 MB SIMM (70 ns)
D2974A
8 MB SIMM (70 ns)
D3577A
16 MB SIMM (70 ns)
D2297A
32 MB SIMM (70 ns)
D3578A
•
SIMMs must be installed in sets of four.
•
SIMMs must be installed in sequential order starting with Bank 1.