DOWNLOAD Panasonic UF-490 / UF-4000 / UF-4100 Service Manual ↓ Size: 16.03 MB | Pages: 127 in PDF or view online for FREE

49

The chart outlined below is the general guideline for maintenance. The environmental conditions and actual
use will vary these factors. The chart below is for reference only. 

The number of pages is based on the ITU-T Image No. 1 test chart at Multi-Copy mode.
Operation environment 68

°

F (20

°

C), 50% RH.

Receiver Unit

ASF Roller

435

70,000 sheets

Refer to ch 2.2.8.

Bias Transfer Roller 446

Refer to ch 2.2.7.

Fuser Roller

316

Refer to ch 2.2.9.

Pressure Roller

322

Refer to ch 2.2.9.

Transmitter Unit

ADF Roller

221

70,000 sheets

Refer to ch 2.2.5.

Separator Rubber

206

Refer to ch 2.2.2.

Scanning Roller

218

Refer to ch 2.2.5.

50

Unlike other machines with removable EPROM (Erasable Programmable ROM), this machine is equipped
with a F-ROM (Flash ROM) and an IEEE1284 Parallel Port as a standard. The F-ROM offers the flexibility
of quick and easy firmware updates. The firmware of the machine can be updated from the PC via its
Parallel Port. To update the firmware, please refer to Chapter 5.1.9. Service Mode 9.

 UF-490

A A V1.xxxx AU

Destination Code (Fax)
 AU : USA / Canada
 AB : UK

Firmware Version (V1.xxxx)

Language Code
  A : US English, C-French & Spanish
 B : US English, Spanish & Portuguese

Firmware Type
 A : Standard
 B : Optional

Model Number

b : English, French & Spanish
g : German, French & Italian

 UF-4000 A A V1.xxxx AU

AB

Destination Code (Fax)
 AU : USA / Canada
 AB : UK

Firmware Version (V1.xxxx)

Language Code
  A : US English, C-French & Spanish
 B : US English, Spanish & Portuguese

Firmware Type
 A : Standard
 B : Optional

Model Number

b : English, French & Spanish
g : German, French & Italian

 UF-4100

51

+24V

+24 VDC Power Supply

+24VD

+24 VDC Power Supply

+24VM

+24 VDC Power Supply (Motors)

+3.3V

+3.3 VDC Power Supply

+5V

+5 VDC Power Supply

+5VP

+5 VDC Pilot Power Supply (Sleep Mode)

+5VSE

+5 VDC Power Supply (Exit Sensor)

+5VST

+5 VDC Power Supply (Toner Sensor)

-5V

-5 VDC Power Supply

A

Motor  Pulse

A0

Picture Signal

AGND

Ground

APLED1

LED Enable Signal
(Document Detect)

APLED2

LED Enable Signal
(Document Detect)

A_

Motor Pulse

B

Motor  Pulse

Black (L)

AC Power Supply

BPNT

Read Point Detection Signal

BUSY

Peripheral Busy
(Peripheral

→

Host)

BWLED1

Power Supply for LED

BWLED2

LED Enable Signal
(B4 Width)

BZCLK

Buzzer Signal

B_

Motor Pulse

CLK

Picture Element Clock

DATA0

Data Signal

DATA1

Data Signal

DATA2

Data Signal

DATA3

Data Signal

DATA4

Data Signal

DATA5

Data Signal

DATA6

Data Signal

DATA7

Data Signal

DB0

Data Signal

DB1

Data Signal

DB2

Data Signal

DB3

Data Signal

DB4

Data Signal

DB5

Data Signal

DB6

Data Signal

DB7

Data Signal

52

DGND

Ground

DRCK

Development +AC Clock

E

Data Read/Write Enable Signal

FG

Ground

GLED

GND for LED

GND

Ground

L+5V

Laser Circuit +5 VDC Power Supply

L1

Line Signal

L2

Line Signal

LED1

Ground

LEDCT1

Ground

MGND

Ground

MIC (-)

Handset Microphone

MIC (+)

Handset Microphone

nACK

Peripheral Clock / Data Transfer Acknowledge
(Peripheral

→

Host)

nADF1

ADF Roller Clutch Control Signal

nAPNT

Original Detect Signal
(Read Point Detect)

nAUTOFD

Host Busy
(Host

→

Peripheral)

nB4WID

B4 Width Detect Signal

nBLCNT

Power Supply for LED

nESEN

Paper Exit Signal

nFAULT

Data Available / Error Condition
(Peripheral

→

Host)

nFNRDT

Fan Ready Signal

nHSYNC

Horizontal Synchronous Signal

nINIT

Reserve Request / Initialize
(Host

→

Peripheral)

nLDEN

Laser Control

nMPOFF

Energy Saver Mode Control Signal 

nREADY

Polygon Motor Ready Signal

nSELIN

IEEE1284 Active
(Host

→

Peripheral)

nSSR

Fuser Lamp Control Signal

nSTART

Polygon Motor Rotation Signal

nSTAMPON

Stamp Control Signal (Specified Destinations only)

nSTB

Host Clock / Data Transfer Strobe
(Host

→

Peripheral)

nS/H

Sample Hold Signal

nVIDEO

Laser Control

pCR0

Charge Control DC Output

pCR1

Charge Control DC Output

PNLRD

Reception Signal

PNLRST

Panel Reset Signal

PNLSD

Transmission Signal