Samsung CLX-9250ND - Page 445

7. Trouble
s
● Code :
S1-4311
● Error message
:
Video System Failu
r
● Symptom / Cause :
Communication error between Engine board and Vid
e
Hardware defect , Signal quality problem between PC
● Troubleshooting method :
1. Check if the cable between printer and PC is conn
e
2. Check if the PC is working properly. Reboot the P
C
3. Check if the copier is working properly. Reboot the
4. Select the following menu . ( My Computer  Hard
w
Controller ) Can you see “USB Printing Support” ?
Yes :
A. Check the ‘USB Printing support’ .
B. When the cable is un
p
lu
gg
ed, USB
p
rintin
g
pgg p g
When the cable is reconnected, USB prin
t
No :
A
. Can you see : Universal Host controller /
O
B. Check the operation for another USB devi
c
C. Check that USB in BIOS menu is enabled.
5 Ch k if th OS d i i i t ll d tl
5
.
Ch
ec
k
if
th
e
OS
d
r
i
ver
i
s
i
ns
t
a
ll
e
d
correc
tl
y.
Yes : Re-install the latest driver after checking the
f
No : Install the latest driver.
6. Is there a Hub between Printer and PC?
Yes :
A
. Connect the cable directl
y
without Hub.
y
B. Connect the cable to another port of the Hu
b
C. Connect another USB device to the Hub po
r
D. Remove all cables from the Hub and conne
c
Check if it is working correctly.
E. If Hub power is not supplied, connect the po
7 I i th USB t i bl 5M bl ?
7
.
I
s us
i
ng
th
e
USB
ex
t
ens
i
on ca
bl
e or
5M
ca
bl
e
?
Yes : Connect the 2M cable to PC and Printer.
8. Is the USB cable connected to front port of PC?
Yes : Connect the cable to rear port of PC.
(
To be continued next
p
a
g
e.
)
Service Manual
CLX-9250/9350 series
7-1
(pg)
s
hooting
:
r
e #S1-4311 : Turn off then on.
e
o board.
and Printer , USB port defect.
e
cted properly. Reconnect the cable.
C
.
copier.
w
are  Device Manager  Universal Serial Bus
g
su
pp
ort disa
pp
ears?
gpp pp
t
ing support appears?
O
pen host controller / Enhanced Host controller?
c
e.
f
irmware version.
b
.
r
t and check if it is working correctly.
c
t the printer cable only.
wer cord to the Hub.
SAMSUNG ELECTRONICS
05