Panasonic High Speed Scanner Kvs6050w Operating Instructions

							 
61 
Troubleshooting 
If a problem occurs while the unit is being used, first check the following items. If the unit still malfunctions, turn it
OFF, unplug the power cord and call for service. 
Symptom
Possible CauseRemedy
 
The LCD does not display 
when the power switch is 
turned ON.The power cord is not plugged in. Insert the power plug firmly.
A fuse has blown.
Pull out the power plug, then call for 
service. Foreign matter is lodged in the fan, 
preventing it from rotating.
The scanner rattels during 
initialization after turning 
on, and the LCD displays 
“F41 Call Service”.The optical unit of flatbed remains affixed 
by the metal clamp.Remove the metal clamp and re-attach it 
at the proper position (position  
   
B  
).
(Refer to “Installation” on the Installation 
Manual.)
Double feeding problem 
occurs.The rollers are dirty.
Clean all of the rollers.
(See pages 44 through 47.)
Retard roller is not installed correctly.
The document stops 
during scanning in the 
ADF.The document is creased or torn, or longer 
than A3 size or smaller than  106  
a  
148mm 
(4.2  
a  
5.8 in).Make a copy of the document on paper 
of the specified size [between 
106  
a  
148mm (4.2  
a  
5.8 in.) and A3 size] 
and scan the copy.
The document is jammed.Open the front or ADF door and remove 
the jammed paper. 
(See pages 63 and  64.)
The document is not fed 
smoothly into the ADF 
during scanning.The rollers are dirty.Clean all of the rollers.
(See pages 44 through 47.)
Paper feed rollers, separation roller and 
retard roller are the end of their life.Replace paper feed roller module, 
separation roller module and retard roller 
module. (See pages 52 through 57.)
The scanned document is 
blank.The document to be scanned was loaded 
face down (upside down).Load the document correctly.
The scanning conditions are set on the 
computer side but the scanner condition 
setting for each item have not become 
“Host”.Return all of the scanning conditions for 
each item’s setting to “Host”.
The scanned document is 
skewed.The document guides were not touching 
the edges of the document, or the 
document was skewed when loaded.Set the document guides or the 
document correctly.
Vertical lines appear on 
the scanned document.The sensor roller, scanning section glass 
or the rubber rollers are dirty.Wipe the dirty parts with a clean cloth. 
(See pages 47 through 50.)
The scanned document is 
faint.The sensor roller is dirty.Clean the sensor roller.
(See pages 47 through 50.)
The computer does not 
recognize the scanner.The computer cannot recognize the 
scanner.
Turn the computer OFF. Turn the scanner 
ON, and then turn the computer ON again.
Confirm the SCSI ID, product ID and 
terminator, and then set them correctly.
Use a shielded cable which is as short 
as possible. Reduce the SCSI transfer 
rate, and then proceed. 
						

							62
Troubleshooting
SymptomPossible CauseRemedy
The double feed detection 
sensor is not operating.There is dust from the paper on the 
double feed detection sensor.Please clean the double feed detection 
sensor with the included blower. 
(See page 48.)
The double feed detector sensitivity 
setting does not match the scanning 
document.Change the double feed detector 
sensitivity setting. (See page 25.)
Black dots or white 
patches occur when 
scanning with flatbed.The document glass and cover sheet are 
dirty.Clean the document glass and cover 
sheet. (See page 51.) 
						

							63
Troubleshooting
LCD Possible CauseRemedy
The rollers are dirty.Clean the rollers. 
(See pages 44 through 47.)
The rollers need to be 
replaced.Replace the paper feed roller 
module, separation roller module 
and retard roller module.
(See pages 52 through 57.)
Double feed may have 
occurred. Check the scanned data.
The document is jammed.Open the front or ADF door and 
remove the jammed paper. 
(See pages 42 and 43.)
Dust adheres to the paper 
detection sensor.Clean a dust using the included 
blower. (See page 48.)
The document is jammed or 
the document has been feeded 
obliquely.Open the front or ADF door and 
remove the jammed paper. 
(See pages 42 and 43.)
A document remains in the 
scanner.Open the front or ADF door and 
remove all of the remaining 
documents.
Dust adheres to the document 
sensors.Clean a dust using the included 
blower. (See pages 48 and 49.)
A document has been feeded 
obliquely.Open the ADF door and remove 
the paper.
Multiple sheets were fed into 
the unit.Open the front or ADF door and 
remove the jammed paper. 
(See pages 42 and 43.)]]]Warn
C l ean Ro l l e	r ing]]]
]]]Warn
Re p l a c e Ro l l e	r ing]]]
]]]Warn
Db l  F e e d Oc u r r e ding]]]
U1 1 J AM
55555555
U1 2 J AM
55555555
U1 4 J AM
55555555
U1 6 J AM
55555555
U 1 8 R ema
55555555ind Doc.
U2 0 S k ew
55555555E r r   o   r  
U23 Doub
55555555l e Feed 
						

							64
Troubleshooting
LCD Possible CauseRemedy
The front door is open. Close the front door .
The ADF door is open. Close the ADF door.
The imprinter (top) door is 
open.Close the imprinter door.
The document cover is open. Close the document cover.
A user non-servicable error 
has occurred.Please consult with a service 
representative.
Call technical service support.
An interface board has not 
been installed.Reinstall scanner’s interface 
board.U3 0 F r o n
55555555tDoor
U3 1 ADF
55555555D  o  o   r
U3 4 T o p
55555555Do o r
U3 5 Do c .
55555555Cove r
H55Ca l l
55555555Service
F55Ca l l
55555555Service
U5 0 No I
55555555/F Board 
						

							65
Index
page
A
AC inlet  
 . . . . . . . . . . . . . . . . . . . . . . . . . . .13
ADF door  
. . . . . . . . . . . . . . . . . . . . . . .13,  
42
ADF door release  
. . . . . . . . . . . . . . . . .13,  
42
 
B 
Back side brightness
    . . . . . . . . . . . . . .17
,   23
Back side contrast
   . . . . . . . . . . . . . . . .17
,   23
Back side halftone
   . . . . . . . . . . . . . . . .17
,   24
Back side image emphasis
    . . . . . . . . .17
,   23
Bayer dither 16 . . . . . . . . . . . . . . . . . . .23
,   24
Bayer dither 64 . . . . . . . . . . . . . . . . . . .23
,   24
Binary
   . . . . . . . . . . . . . . . . . . . . . . . . . .23
,   24
Black line removal
    . . . . . . . . . . . . . . . .17
,   24
 
C 
Carbon or carbonless paper  
 . . . . . . . . . . .36
Checking the ÒRoller Cleaning 
WarningÓ . . . . . . . . . . . . . . . . . . . . . .20,  
31
Checking the Firmware Version . . . . . .20,  
30
Checking the roller modules 
replacement warning  
. . . . . . . . . . . 20,  
31
CIS glass  
. . . . . . . . . . . . . . . . . . . . . . 14,  
47
Clear the ÒUser CounterÓ  
. . . . . . . . . . . . .19
Clearing the ÒRoller Cleaning 
WarningÓ  
 . . . . . . . . . . . . . . . . . . . . 20,  
31
Clearing the roller modules replacement 
warning  
 . . . . . . . . . . . . . . . . . . . . . 20,  
31
Connector  
 . . . . . . . . . . . . . . . . . . . . . . . .13
Control sheet  . . . . . . . . . . . . . . . . . . . . . .   41
Conveyor  
. . . . . . . . . . . . . . . . . . . . . . . . .55
COUNTER  
. . . . . . . . . . . . . . . . . . . . . 15,  
19
Counter  
 . . . . . . . . . . . . . . . . . . . . . . . . . .19
Counter setting menu  
 . . . . . . . . . . . . . . .19
Cover sheet  
. . . . . . . . . . . . . . . . . . . . 14,  
51
 page D Default  
 . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Detect  
. . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Display panel  
. . . . . . . . . . . . . . . . . . . 13,  
15
Document glass  
. . . . . . . . . . . . . . . . . 14,  
51
Document guide  
. . . . . . . . . . . . . . . . . 13,  
35
Document sensor  
. . . . . . . . . . . . . . . . 44,  
47
Double feed detection  
 . . . . . . . . . . . . 17,  
24
 
E 
Error diffusion
   . . . . . . . . . . . . . . . . . . . 23
,   24
Exit document stopper
   . . . . . . . . . . . . 13
,   35
 
F 
Fan exhaust vent  
. . . . . . . . . . . . . . . . 13,  
44
Fill indicator  
 . . . . . . . . . . . . . . . . . . . . 35,  
36
Front door release  
 . . . . . . . . . . . . . . . 13,  
38
Front side brightness  
. . . . . . . . . . . . . 17,  
22
Front side contrast  
. . . . . . . . . . . . . . . 17,  
22
Front side halftone  
. . . . . . . . . . . . . . . 17,  
23
Front side image emphasis  
 . . . . . . . . 17,  
22
 
H 
Halftone dot 32  
. . . . . . . . . . . . . . . . . .   23,  
24
Halftone dot 64  
. . . . . . . . . . . . . . . . . .   23,  
24
High  
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   23
HOME  
 . . . . . . . . . . . . . . . . . . . . . . . . . . .   15
Hopper  
. . . . . . . . . . . . . . . . . . . . . . . .   13,  
35
Hopper extension tray  
 . . . . . . . . . . . .   13,  
36
Host  
 . . . . . . . . . . . . . . . . . . . . . . . . . .   28,  
29
 
I 
IMPRINT
    . . . . . . . . . . . . . . . . . . . . . .   15
,   28
Imprinter door
   . . . . . . . . . . . . . . . . . . . . . .   13
Imprinter setting menu
   . . . . . . . . . . . . . . .   28 
						

							 
66  Index  page  L  Landscape  
. . . . . . . . . . . . . . . . . . . . . . . . .35
LCD (Liquid Crystal Display)  
 . . . . . . . . . .   15
Load scanning setting  
 . . . . . . . . . . . .   18,  
26
Low  
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   23
 
M 
Manual feed selector
   . . . . . . . . . . . . .   13
,   40
Medium
    . . . . . . . . . . . . . . . . . . . . . . .   22
,   23
Menu
    . . . . . . . . . . . . . . . . . . . . . . . . . . . .   15
 
N 
Noise reduction  
 . . . . . . . . . . . . . . . . .   17,  
24
None  
 . . . . . . . . . . . . . . . . . . . . . . . . .   22,  
23
Norm  
 . . . . . . . . . . . . . . . . . . . . . . . . .   22,  
23
Normal  
. . . . . . . . . . . . . . . . . . . . . . . . . . .   25
Not detect  
 . . . . . . . . . . . . . . . . . . . . .   24,  
25
 
O 
Operating environment  
 . . . . . . . . . . .   59,  
60
Others  
 . . . . . . . . . . . . . . . . . . . . . . . . . . .   41
 
P 
Paper detection sensor
    . . . . . . . . . . .   47
,   48
Paper feed conveyor
    . . . . . . . . . . . . . . . .   52
Paper feed roller module  . . . . . . . . . . . . .   53
Portrait
   . . . . . . . . . . . . . . . . . . . . . . . . . . .   35
Power consumption
   . . . . . . . . . . . . . .   59
,   60
Power cord
   . . . . . . . . . . . . . . . . . . . . . . . .   13
Power requirement
    . . . . . . . . . . . . . .   59
,   60
Power switch
    . . . . . . . . . . . . . . . . . . .   13
,   44
 
R 
Readout speed  
 . . . . . . . . . . . . . . . . .   59,  
60
Retard roller module  
 . . . . . . . . . . . . . . . .   56
Roller cleaning paper  
. . . . . . . . . . . . .   46,  
51
 page S Save ÒScanning SettingsÓ  
 . . . . . . . . .   18,  
26
SCAN  
. . . . . . . . . . . . . . . . . . . . . . . . . . . .   15
Scanning face  
 . . . . . . . . . . . . . . . . . .   59,  
60
Scanning method  
. . . . . . . . . . . . . . . .   18,  
26
Scanning section glass  
 . . . . . . . . . . .   14,  
47
Select the counter displayed on the 
LCD  
. . . . . . . . . . . . . . . . . . . . . . . .   19,  
27
Sensor plate  
. . . . . . . . . . . . . . . . . . . .   44,  
47
Sensor roller  
. . . . . . . . . . . . . . . . . . . .   44,  
47
Separation roller module. . . . . . . . . . . . . .   53
Setting the ÒBuzzerÓ  
. . . . . . . . . . . . . .   20,  
30
Setting the ÒProduct IDÓ  
. . . . . . . . . . .   20,  
32
Setting the ÒTerminatorÓ  
. . . . . . . . . . .   20,  
30
Setting the ÒUser Counter ExtenderÓ  
 .   19,  
27
Setting the imprinter data  
. . . . . . . . . .   19,  
28
Setting the imprinter position  
. . . . . . .   19,  
28
Setting the language  
 . . . . . . . . . . . . . . . .   16
Setting the SCSI ID  
 . . . . . . . . . . . . . .   20,  
30
Setting the user counter  
. . . . . . . . . . .   19,  
27
Smooth  
. . . . . . . . . . . . . . . . . . . . . . . .   22,  
23
Standard mark  
. . . . . . . . . . . . . . . . . .   14,  
37
 
T 
Transfer rate
    . . . . . . . . . . . . . . . . . . . . . .   30
 
U 
User counter  
 . . . . . . . . . . . . . . . . . . .   19,  
27 
						

							 
Panasonic Digital Imaging Solutions Company
Business Unit of Matsushita Electric Corporation of America 
Two Panasonic Way, Secaucus, New Jersey 07094 
Panasonic Canada Inc. 
5770 Ambler Drive, Mississauga, Ontario, L4W 2T3 
Matsushita Electric Industrial Co., Ltd. 
Web Site : http://www.panasonic.co.jp/global/ 
E-0529