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19

 

 

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Troubleshooting

 

Ensure that all cables are well seated.    Label the cable for 
each computer to avoid confusion when connected to the 
NS431H, NS831HD, and NS1631HD. 
 
Symptom 

                Causes                            Solutions 

z

 Keyboard or 

mouse does not 
work. 

z

 In Auto Scan, 

computers using USB 
keyboard and mouse 
are not operable. 

z

  Too many keyboard or 

mouse drivers 
installed in one 
computer. 

z

  Press any front button 

to select a computer, 
then use the keyboard 
and mouse. 

 

z

 Remove 

ALL 

unnecessary keyboard 
and mouse drivers. 

z

 Keyboard or 

mouse does not 
work after 
switching to a 
different USB 
computer. 

z

  The USB computer 

does not support 
plug-and-play as 
specified by USB 
standard. 

z

  Update that computer's 

USB driver.  Device 
hot plug-and-play is 
one of the basic USB 
specifications. OSD 
models is better suited 
for this environment 

z

 Computer 

hangs up while 
switching 
computer. 

z

 USB computer 

initialization takes too 
much time. 

z

  Wait at least 5 seconds 

before switching from 
one USB computer to 
another to ensure 
proper USB 
communication. 

z

  Auto Scan does 

not switch PC 
automatically 
and the switch 
beeps. 

z

  All PCs are off or only 

one PC is turned on.   
Scan mode works for 
power-on computers 
only. 

z

 Turn computers on. 

 

z

 Unable to 

control a Sun 
server or a HP 
Unix system. 

z

  The server does not 

support USB 
plug-and-play or USB 
hub. 

z

 The Sync-Emu™ 

technology of OSD 
models solves this 
problem. 

 
 

z

 Unable to 

control a Sun 
server while 
using OSD 
models. 

z

  Sun mark is not 

tagged in OSD menu. 

z

  Make sure each Sun 

server is tagged with a 

Sun

 mark in the OSD 

menu by Function key 

     

 F5 

.  

 

 

 

 

 

 

 

 

20

 

 

 

 

 

 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PS/2 keyboard 

Sun keyboard 

right -  Ctrl 

     

 

 

right -  Ctrl 

     

 

 

right -  Ctrl 

     

 

 

right -  Ctrl 

     

 

 

note

 

right -  Ctrl 

     

F1 

 

Stop 

right -  Ctrl 

     

F2 

 

Again 

right -  Ctrl 

     

F3 

 

Props 

right -  Ctrl 

     

F4 

 

Undo 

right -  Ctrl 

     

F5 

 

Front 

right -  Ctrl 

     

F6 

 

Copy 

right -  Ctrl 

     

F7 

 

Open 

right -  Ctrl 

     

F8 

 

Paste 

right -  Ctrl 

     

F9 

 

Find 

right -  Ctrl 

     

F10 

 

Cut 

right -  Ctrl 

   

 H 

 

Help

 

right -

 

right -

 

 

left -

 

left -

 

 

 

Compose 

right -  Alt 

 

Alt Graph 

left -   Alt  

Alt

 

Summary of Contents for NS-1631HD

Page 1: ...tion 4 Operations Front Panel operation 7 OSD On Screen Display Operation 8 Hot Key Commands 13 Cascade Configuration Connection 16 Computer Selection 16 Sun Keyboard Mapping 17 Appendix Specification...

Page 2: ...omputer to the other and signal conversion from PS 2 to USB No more tangled cables and messy working environment let the NEWSTAR SWITCH switches do the computer switching for you NewStar Switch Conten...

Page 3: ...emulating USB devices at all ports individually 4 Adhesive Rubber Feet For the desktop operation you may stick the four round rubber feet supplied with the unit to the bottom of the NewStar Switch NO...

Page 4: ...ns Figure 4 Computer PS 2 Port Connection For Laptop computer In most cases all you need is one PS 2 male to male cable connected between the KVM switch and your Notebook the Y adapter is not necessar...

Page 5: ...ning for NS431H you can press down both the front panel number 3 and 4 buttons for 2 seconds For NS831DH and NS1631DH press 7 and 8 instead Note For NS431H model only computers using USB keyboard and...

Page 6: ...a time Non volatile memory stores all name entries until you change even if the unit is powered down 10 Function key F2 To switch the eye mark 1 of a computer on or off First use the UP and DOWN arro...

Page 7: ...mory stores the Scan Type setting 12 Scan Rate Sets the duration of a computer displayed in Auto Scan mode The options are 3 seconds 8 seconds 15 seconds and 30 seconds The non volatile memory stores...

Page 8: ...with two left Ctrl keystrokes followed by one or two more keystrokes A built in buzzer generates a high pitched beep for 14 correct hot key command otherwise one low pitched beep for error and the bad...

Page 9: ...ure 7 for details Figure 7 Cascade Connection Note The Master must have equal or more PC x ports than that of the slave i e if an 8 port switch is the Master an 8 port or 4 port switch can be a Slave...

Page 10: ...ght Ctrl F10 Cut right Ctrl H Help right right left left Compose right Alt Alt Graph left Alt Alt 18 Appendix Specifications Specification NS431H NS831DH NS1631DH No of computers supported 4 8 16 Fron...

Page 11: ...puter initialization takes too much time z Wait at least 5 seconds before switching from one USB computer to another to ensure proper USB communication z Auto Scan does not switch PC automatically and...

Page 12: ...ontents or use of this documentation and especially disclaims its quality performance merchantability or fitness for any particular purpose The direct vendor also reserves the right to revise or updat...

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