Acer Aspire 1400, Service Manual

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Chapter 1 25
Hardware Specifications and Configurations
Processor
Item Specification
CPU type Intel Desktop P4 up to 1.7GHZ or Northwood upgradable
CPU package MPGA478 package CPU
CPU core voltage 1.75V/1.5V
BIOS
Item Specification
BIOS vendor Phoenix
BIOS Version 1.0
BIOS ROM type Flash ROM
BIOS ROM size 512KB
BIOS package TSOP
Supported protocols ACPI 1.0b,PC Card 95, SM BIOS 2.3, EPP/IEEE 1284, ECP/IEEE 1284
1.7 & 1.9, PCI 2.2, PnP 1.0a, PS/2 keyboard and mouse, USB, VESA
VGA BIOS, CD-ROM bootable,
BIOS password control Set by setup manual
Second Level Cache
Item Specification
Cache controller Built-in CPU
Cache size 256KB/512KB
1st level cache control Always enabled
2st level cache control Always enabled
Cache scheme control Fixed in write-back
System Memory
Item Specification
Memory controller Intel Brockdale (82845)
Standard memory size 128/256MB
DIMM socket number 2 sockets (2 banks). One is on the top and the other is on the button.
Supports memory size per socket 512MB
Supports maximum memory size 1G (by two 512MB SO-DIMM module).
Supports DIMM type Synchronous DRAM memories card
Supports DIMM Speed 133 MHz
Supports DIMM voltage 3.3V
Supports DIMM package 144-pin soDIMM
Memory module combinations You can install memory modules in any combinations as long as they
match the above specifications.