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Sharp UP-5900 Service Manual page 4

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3. HARDWARE
3-1. DISPLAY
ITEM
SPECIFICATION
Type
TFT color LCD with back light
Screen size
12.1" full screen
Dot size
0.0825 x RGB(W) x 0.2825(H) mm
Resolution
XGA (1024 x 768 dots)
3-2. KEYBOARD
1 TOUCH PANEL
1
1 1
ITEM
SPECIFICATIONS
Type
Touch key (Analog touch panel)
Number of
4096 (W) x 4096 (H) positions
key positions
Control
Mouse emulation
2 POS KEY PAD
2
2 2
VK (U. K.) version : Option (UP-C30PK)
Except VK version : Standard
ITEM
Type
POS rising keyboard
Number of
Standard 27 keys
keys
Numeric keys : 11 keys ( 1 to 9,0 and 00)
Capped keys : 1 6 k e y s ( K e y l a b e l s a r e
Maximum 30 keys (6x5 matrix)
(Changing key layout by using
ER-11KT7/12KT7/22KT7)
Key layout
7
4
1
0
3-3. PC SYSTEM
ITEM
CPU
Celeron processor
Chip set
Intel 440BX + PIIX4e
Graphic controller
SMI Lynx3DM4+
Main memory
Standard : 128 Mbytes SD RAM
(for executing MS-DOS,
Application software)
Max. : 256 Mbytes
Video RAM
4 Mbytes
BIOS ROM
512 Kbytes
Keyboard controller
M38813
Super I/O
PC87309
POS system controller
PSC2 : LZ9AM22
High color (16bit)
display
SPECIFICATION
locally purchased.)
8
9
5
6
2
3
00
SPECIFICATIONS
566MHz
adding DIMM
Built-in type
Flash ROM
3-4. SERIAL PORT
D-SUB 9-pin connector COM1 and COM2 are equipped.
In order to supply +5V power, CI signal and +5V power supply of COM1
and COM2 can be switched.
NOTE
2 channels of RJ45 Connector COM port are equipped.
COM3 or original I/O address (COM5) can be selected as the 1 chan-
nels of RJ45 COM port.
Pin No.
1
2
3
4
NOTE
5
6
7
8
9
Pin No.
1
NOTE
2
3
4
5
6
7
8
3-5. EXPANSION SLOT
5V PCI board can built in UP-5900 instead of an ISA PC board.
It has to satisfy with power consumption as follows.
ITEM
Type
Power
consumption
5V PCI board size
Quantity
NOTE
UP-5900VS SPECIFICATIONS
1 – 2
COM1 & COM2: D-sub 9 pin
Signal
Function
CD
Data Carrier Detect
RD
Receive Data
SD
Send Data
ER
Data Terminal Ready
SG
Signal Ground
DR
Data set Ready
RS
Request to Send
CS
Clear to Send
CI/+5V
Ring Indicate / +5V
COM3 (or COM5): Modular jack RJ45 8 pin
Signal
Function
RS
Request to Send
ER
Data terminal Ready
SD
Send Data
SG/(+5V)
Signal Ground/(+5V)
SG
Signal Ground
RD
Receive Data
DR
Data set Ready
CS
Clear to Send
SPECIFICATION
PCI bus
+5V max. 0.3A
+12V max. 0.05A
Short size PC board
1 slots
I/O
I
I
O
O
I
O
I
I/
I/O
O
I
O
I
I
I
NOTE
(Local
procurement item)

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