Read Sharp UP-5300 (serv.man4) Service Manual online
Caution 4)
Do not insert any general-purpose RAM board (additional DIMM
module) in the connector.
module) in the connector.
The connector has the signal assignment designed only for the UP-
5300.
5300.
If you erroneously insert a general-purpose RAM board into the con-
nector, the UP-5300 and general-purpose RAM board may be
damaged.
nector, the UP-5300 and general-purpose RAM board may be
damaged.
12. D-RAM disk: S.O. DIMM (Locally supplied)
[Outline] UP-5300 has a socket as Small Outline DIMM.
It is necessary to satisfy with S.O.DIMM memory specification as follows.
[Specification]
144pin S.O.DIMM
8 Mbytes
16 Mbytes
32 Mbytes
TYPE
EDO type
ACCESS TIME
60 nsec. (less than)
POWER
3.3 V
REFRESH CYCLE
1024/16 msec.
2048/32 msec.
4096/64 msec.
REFRESH TYPE
CBR
POWER CONSUMPTION
700 mA (less than)
OTHER
4 chip
×
16 Mbits
(1 Mwords
×
16 bits)
8 chip
×
16 Mbits
(2 Mwords
×
8 bits)
4 chip
×
64 Mbits
(4 Mwords
×
16 bits)
Make sure to save data before installing this option.
1) Remove the top cabinet.
2) Remove the three screws
1
.
3) Remove the shield plate
4
.
4) Remove the VGA PWB
5
.
5) Install the option D-RAM disk
2
to the D-RAM connector: CN13
3
on the CPU PWB.
a) Insert a D-RAM disk at a slant into the D-RAM connector.
b) Push the D-RAM disk until the D-RAM disk is correctly locked
by the arms of D-RAM connector.
6) Connect the VGA PWB
5
.
7) Fix the shield plate
4
with three screws
1
.
2
3
4
5
1
UP-5300VI
– 6 –
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