System Board; Block Diagram - Fujitsu ErgoPro e Series Specialist's Handbook

ErgoPro e-, x- and s- Series
System board AC41655/58/59/81/82/87/89

Block diagram

CPU Bus
Data buffer
82C556M
Memory Bus
PCI Bus
RiserCard
PCI signals
BACK PLANE
CONN 1
ISA Bus
RiserCard
ISA signals
BACK PLANE
CONN 1 & 2
XD [0:7]
RTC
KB MOUSE
Picture 18 : Block diagram AC41655/58/59/81/82/87/89
Page 14
HD [0:63]
DRAM
Max 128 MB
MD [0:63]
33.3 MHz
14.318 MHz
generator
12.0 MHz
AD [0:31]
PCI-ISA
Video
bridge
DRAM
82C558M
Max 2 MB
Prim. IDE CONN
Sec. IDE CONN
SD [0:15]
SA [0:19], LA[17:23]
Data Config
register
buffers
Power
Manag.
controller
BDS
KBC
Flash
MOUSE
PC Specialist's Handbook
CPU
Pentium
HA [3:31]
DRAM
buffers
66.7 MHz
33.3 MHz
Clock
14.318 MHz
24.2 MHz
Video
ATI
264 CT
FEATURE CONN
Interface
SM C 37C665
SERIAL SERIAL PARALLEL FDD
PORT1 PORT2 PORT
Ethernet
Boot ROM
First Edition, Release 4 - June 1998
Cache
connector
System
controller
82C557M
Ethernet
Interface
module
VGA CONN DB CONN
MultiD ESS Sound
Logic
HEADP. MIC.
CONN CONN CONN