Functional Block Diagram - NEC Versa 2400 Series Service Manual

3-2 Hardware Functional Overview

FUNCTIONAL BLOCK DIAGRAM

The following figure shows the NEC Versa 2400 Series functional diagram.
Bank 0
8 M B
(on-board)
Bank 1
8, 16MB
(DIMM)
Pentium
P 5 4 C S L M -
100MHz
L C M
I N V E R T E R
C L O C K G E N
14.318MHz X'TAL
AV9154-43
FLASH BIOS
2 5 6 K B
C O R E C H I P
U M C
UM8891BF-N,
C O N T R O L L E R
UM8892BF-N,
MITSUBISHI
U M 8 8 8 6 B F - N
M 3 8 8 1 3 M 4
VGA CHIP
VIDEO RAM
C&T 65548
1 M B
C R T O N
66MHz
24MHz
ICS
14.318MHz
Figure 3-1 Functional Block Diagram
PCMCIA
O M E G A
8 2 C 0 9 4
K B
EXT. KB/MOUSE
INTERNAL KB
SUPER I/O
N S P C 8 7 3 3 6 V L J
A C
A D A P T E R
C O N V E R T E R
BATTERY IN
C A R D 0
C A R D 1
GLIDE PAD
C O M 1
P R I N T E R
+3.45V
+ 5 V
D C / D C
+ 1 2 V
DC-IN
H D D
F D D