Panasonic Workio DP-CL18 Kurzanleitung

1 About Lead Free Solder 3

1.1. Suggested PbF Solder 3

1.2. How to recognize that PbF Free solder is used 4

2 Block and Connection Diagrams 9

2.1. Block Diagram 9

2.2. Connection Diagram 11

3 Circuit Description 13

rights reserved. Unauthorized copying and

distribution is a violation of law.

DP-CL18

3.1. Power Supply 13

3.2. Clock Generator 14

3.3. Reset Circuit 16

3.4. Sleep Circuit 18

3.5. Engine Control Circuit 19

3.6. Printer Main Control Circuit 54

4 Troubleshooting 71

Color Laser Printer

CONTENTS

Page Page

ORDER No.KM60503016GE

4.1. Initial Troubleshooting Flowchart 71

4.2. Jam 72

4.3. Print Quality 84

4.4. Printer Error ( Call Service ) 101

4.5. No Message 133

4.6. No Printing 134

5 Schematic Diagram and Component Reference Guide 139

5.1. Schematic Diagram 141

5.2. Component Reference Guide 173

6 Replacement Parts List 184

6.1. Printer Main Control Board 184

6.2. ROM Board 202

6.3. Engine Control Board 203

6.4. Sensor Boards 218

6.5. LCD Board 222

DP-CL18

1 About Lead Free Solder

1.1. Suggested PbF Solder

We recommend you to use the following solder when re-soldering component for repair. Before using other Pb free solder than the

following solder, be sure to confirm a solder maker you appoint has made license agreements to be required when using Pb free

solder legally.

Supplier: Senju Metal Industry Co., Ltd. (http://www.senju-m.co.jp)

Part Description in Senju: ECO SOLDER RMA02 P3 M705 Series

Note:

When the recommended PbF solder is not available at Senju Metal Industry Co., Ltd., see section 14.10 PbF Solder Service

Part Number in DP-CL18 Service Manual.

DP-CL18

1.2. How to recognize that PbF Free solder is used

1.2.1. Main Control Board

Marked PbF

(Top View)

1.2.2. ROM Board

(Top View)

Marked PbF

DP-CL18

1.2.3. Engine Control Board

Marked PbF

1.2.4. Paper Empty/Registration Sensor Board

Marked PbF

DP-CL18

1.2.5. Multi-purpose (MPT) Paper Detection Sensor Board

1.2.6. ADU Jam Detection Sensor Board

Marked PbF

1.2.7. Paper Full Sensor Board

Marked PbF

1.2.8. OPC Cam Home Sensor Board

Marked PbF

1.2.9. Accumulator Cam Home Position Sensor Board

DP-CL18

1.2.10. Waste Toner Full Detection Board

Marked PbF

1.2.11. Toner Empty Sensor Board

Marked PbF

1.2.12. Multi-purpose (MPT) Home Position Sensor Board

Marked PbF

1.2.13. Color Registration Sensor Board

Marked PbF

1.2.14. Exit FG Board

DP-CL18

1.2.15. LCD Board

Marked PbF

DP-CL18

2 Block and Connection Diagrams

2.1. Block Diagram

2.1.1. Printer Main Control Board Block Diagram

I/O Bus

Interface

CPU Bus

Interface

Parallel

Interface

Main Memory

Interface

Timer

Decompression (x5)

Compression (x4)

IC15 ( ASIC1 )

HDD Connector

CN5

IDE Controller

PCI BUS Interface

I/O BUS Interface

MAC & PHY

IC23

IC24 ( ASIC2 )

OSC

25MHz

CN11

PLD

IC11

CPU

IC6

SDRAM Socket (Standard:128MB)

SDRAM Socket ( Option )

CN3

CN4

CLK Driver

SSCG

IC10

IC9

ROM Interface

CN9

Buffer

CN8 RJ-45 Connector

USB

Interface

CN6

USB Connector

1284 Driver

IC3

CN1

Parallel Connector

Engine Control

Board

( Main Control Board )

Panel

Interface

Engine

Interface

EEPROM

Interface

Serial Interface

Status

Video Data

Buffer

Flash ROM

Connector Address

Latch General I/O

EEPROM

256 kbit

66MHz

48MHz

Option 2.5" HDD

Panel Board

through

Engine Control

Board

IC7

Standard: 8MB

When a PS upgrade kit is installed: 16MB

DP-CL18

2.1.2. Engine Control Block Diagram

LCD I/F

Printer Main

Control Board

Sleep Circuit

Pickup Solenoid

Paper JAM Sensor

Paper Feed Motor

Feeder

Board

Motor

Driver

Feeder

Board

Pickup Solenoid

Paper JAM Sensor

Option Feeder 1

Option

Feeder

I/F

ADU JAM Sensor Circuit

ADU JAM Sensor

ADU Detection Switch ADU Detection Sensor Circuit

Printing Control Lines

Serial Communication Lines

IC1

CPU IC2

DRAM

(16M bit)

Motor

Driver

X3 (12.288 MHz)

Test

IC4

Flash ROM

(4M bit)

Video Image Data (Y, M, C, K), Clock (Y, M, C, K)

Data Transfer Control Signals

Power Supply Board

Front/Side Door

Interlock Switch

IH Power Supply Board

IH Coil Unit

Voltage Regulator

with Reset Output

IH Power Control Lines

A/D Convertor Control Lines ( Serial )

NSLP

3.3V

24V

Power Supply Fan Power Supply Fan

Motor Control Circuit

Fuser Fan Fuser Fan

Motor Control Circuit

Sub Fuser Fan Sub Fuser Fan

Motor Control Circuit

Front Door/Right Cover

Open Detection Switch Door Switch

I/F Circuit

Laser Scanning Unit

Laser Beam Detection

Signal I/F Circuit

Video I/F Circuit

Polygon Motor

I/F Circuit

LSU Safety Interlock Switch

Optional 3rd paper Feeder Optional 2nd Paper Feeder

(Color Mode :

9.541567 MHz)

(Monochrome Mode :

11.955543 MHz)

EEPROM

Tem./Humidity Sensor Circuit

Tem./Humidity Sensor

Fuser Unit I/F Circuit Heat Roller Rotation Detection Sensor

Thermistor 1, 2

Fuser JAM Detection Sensor

Fuser Unit

Solenoid I/F Circuit

Paper Full Sensor Circuit Exit Tray Paper Full Sensor

Rotation Switching Solenoid

(ADU Switchback Solenoid)

Paper Exit Block

Color Registration Circuit

WTC/Acc. Unit Detection Circuit

WasteToner Full Sensor Circuit

Right Color Registration Sensor

Color Registration Sensor Board

Left Color Registration Sensor

WTC/Acc.Unit Detection Sensor

Waste Toner Full

Sensor Board

Waste Toner

Full Sensor

Print Cartridge I/F Circuit

Color Print Cartridge Virgin Sensor

Color Print Cartridge

Color Print Cartridge Virgin Sensor

Black Print Cartridge

Toner Empty Sensor Circuit

Toner Cartridge

Drive Unit

(BK) (Y) (M) (C)

Toner Empty Sensor Board

Toner Supply Solenoid Circuit

Toner Cartridge

Holder Unit

Toner Supply Solenoid

Cam Ratchet Solenoid/

Changer Solenoid/

Acc. Cam Home Position

Sensor Circuits

Mono/Color Changer Solenoid

Cam Ratchet Solenoid

(Acc. Cam Switching Solenoid)

Acc. Cam Home Position Sensor

Acc.Tension Unit

STD Cassette Paper Empty Sensor

Registration Sensor

Registration Clutch

Paper Feed Unit

MPT Paper Pickup Motor/

MPT Paper Detection Sensor/

MPT Home Position Sensor

Circuits

MPT Paper Detection Sensor

MPT Paper Pickup Motor

MPT Home Position Sensor

MPT Paper

Feed Block

STD Pickup Solenoid

Registration Sensor/

Paper Empty/

Registration Clutch/

Pickup Solenoid Circuits

CMY OPC Home Position Sensor

Black OPC Home Position Sensor

Feed/BK Switching Solenoid

Main Drive Unit

PC/BK Drive Motor and PC/CMY Drive Motor

Black OPC/CMY OPC

Home Position Sensors/

BK Solenoid/BK Motor/

CMY Motor Circuits

STD Paper Size

Detection Circuit

STD Cassette

Paper Size

Detection Sensor

High Voltage Control Circuit

High Voltage Board

Dev.Bias, STR Bias, FTR Bias etc.

( Engine Control Board )

IC14

(ASIC)

Thermistor for Pressure Roller

DP-CL18

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