Router Maintain and Protection
The
main content of this section is how to maintain and protect the D-Link
2621 modulor Router , including the following sections :
Warning:
1.
Ensure
static electricity emission of your body before openning the chassis.Please
read "Safety Guide" before any operating in appendixB after closing
the switch of Router.
2.
Please
unlatch power pin when operate near or on the Router;
This
section introduces how to open the chassis and the tools needed and operating
methods.
Warning:
Do not touch the power supply to avoid any hurting when the power cord is connected.
It
maybe need some tools which are not provided as the standard equipment with
the router, as the folllowing:
1.
cross
screw-driver;
2.
Electrostatic
discharge-pretective wrist strip
Opening
the Router top as the following steps:
Step1:
Close the power switch(press the switch to OFF
side);
Step2:
Disconnect all cables from the rear panel of the Router :
Step3
:Drive off the screw on fixed top by screw-driver;
Note:The chassis is consist of the top and bottom.
Step4
: Holding the chassis with both hands ,positionit as shown in the following
piture ;
Step5: When the top is off ,set it aside and it shows the layout of system cards ,as the follows:
Note:
Put
down the top steady avoiding any demage after lifting it , otherwise it will
be very difficult to install later.
This
section introduce the procession of locating the top and closing chassis .Please
act as the following procession:
Step1:
As the following picture , put the top and bottom well according to thier
place:
Step3 : When the two sections are together, slide the top setion into the slots on the front panel of the bottom to make sure the following :
The top section fits into the bottom section .The bottom section fits into the front of the top section.
Each side of the top and bottom sectionfits together.
Step4 : Replace and tighten the top screws by the screw-driver.
Step5
:Reset
the chassis of the Router on a desktop or in a rack.
Step6 :Connect all cables after completing all work.
If
you need disassemle or assemble caused because of upgrading or changing in D-Link
2621 modulor Routers , please act as the following steps :
1.
Power
OFF the router;
2.
Opening
the chassis top following the procedure in the "Openning the chassis
"show the main panel of Router system .
3.
Find
the location of SARAM DIMM slots of D-Link2621 modulor Router following the
main panel picture (above ).
4. Follow the picture(insert/lift SDRAM shown picture),break off the two sides of SDRAM DIMM slots pinchcock with thumbs equelly (see figure 2).Lift the SDRAM bar uprightly.
Note:If fails to dreak off SDRAM
slots, check if it is locked by some thing, then try again as the above.
5. Insert the new SDRAM bar by sliding the the end with the metal fingers into the SDRAM connector socket at approximately a 90 angle to the system card .Gentely rock the SDRAM bar into place until the latches on both sides snap into place.
6. Install the chassis according to "Closing chassis "after finishing SDRAM bar installation.
Flash
memory standardd of D-Link2621
modulor router is 8Mbyte,which
can upgrade to 32M
as the following steps:
1.
Power
OFF the router;
2.
Disassemble
the router chassis according to the disorder of installing steps to show the
main panel ;
3.
Find
the location of SARAM DIMM slots of D-Link2621 modulor Router following the
main panel picture (above ).
4.
If
necessary , remove the existing the Flash
extended
bar.
A.
Press the FLASH extended bar down
at a 45
degree angle into the slot.
B.
轻轻向上推起,使1、2两定位钢片均卡牢电路板
C.
拆下时,应先将1、2两点定位钢片轻轻向外掰开,同时向下推FLASH扩展条,至电路板完全脱离定位钢片的固定。然后斜45度将FLASH扩展条拔出。
5.
Relace the router chassis .Follow the instructions in tthe " Closing the
chassis " after completing FLASH
upgrade .