1-6 Service Guide
1.3.5 Processor
Table 1-6 Processor Specifications
Item Specification
CPU type P55C-166, Tillamook-200/233
CPU package TCP
Switchable processor speed (Y/N) Yes
Minimum working speed 0MHz
CPU core voltage 2.45V/1.8V/1.8V
CPU I/O voltage 3.3V/2.5V/2.5V
1.3.6 BIOS
Table 1-7 BIOS Specifications
Item Specification
BIOS vendor Acer
BIOS version V3.0
BIOS in flash EPROM (Y/N) Yes
BIOS ROM size 256KB
BIOS package type 32-pin PLCC
Same BIOS for STN color/TFT color (Y/N) Yes
The BIOS can be overwritten/upgradeable using the "AFLASH" utility
(AFLASH.EXE). Please refer to software specification section for details.
1.3.7 System Memory
Memory is upgradeable from 16 to 80 MB, employing 16-/32-/64-MB 64-bit soDIMMs (Small Outline
Dual Inline Memory Modules). After installing the memory modules, the system automatically
detects and reconfigures the total memory size during the POST routines. The following lists
important memory specifications.
• Memory bus width: 64-bit
• Expansion RAM module type:144-pin, 64-bit, small outline Dual Inline Memory Module
(soDIMM)