Samsung ML-7300 Series Manual de usuario

ML-7300 Series

LASER PRINTER CONTENTS

SERVICE Manual

1. Precautions

2. Reference Information

3. Product Information

4. Disassembly

5. Trouble Shooting

6. Exploded Views & Parts List

7. Electrical Parts List

8. Block Diagrams

9. PCB Diagrams

10. Port Thru

(Network Printer Card)

11. schematic diagrams

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ML-7300N CORE-FERRITE 1

UNIT-LSU 1

MAN(CARD)- QRG CARD 1

BOX-MAIN 1

ELA HOU-FRE BASE OUT 1

ELA HOU-CST SENSER 1

SCREW-MACHINE 2

IPR-BRKT PAPER SIZE 1

IPR-PUSH PLT SPRING 1

PBA SUB-CASSETTE 1

ELA UNIT-B/K C/O(KME) 1

SCREW-MACHINE 2

CABLE TIE 1

CBF HARNESS-COVER ASS’Y 1

SPRING-C/O 1

SPRING-C/O COM 1

PMO-ACTUATOR C/O 1

MEA RACK-BRKT C/O 1

IPR-BRKT C/O 1

IPR-GROUND BRKT C/O 1

ELA UNIT-PTL 1

PMO-COVER QUENCHING 1

PBA SUB-PTL 1

ELA UNIT-FUSER TERMINAL 1

SCREW-ASS’Y MACH 2

NUT-HEXAGON 2

CABLE TIE 1

CBF HARNESS-FUSING 1

IPR-TERMINAL FU 2

PMO-HOUSING TERMINAL 1

MEA RACK-GUIDE T/R 1

CABLE CLAMP 1

IPR-PLATE SAW 1

PPR-INSULATOR G/TR 1

PMO-GUIDE TRANSFER 1

PMO-HOLDER SAW 1

MEA RACK-EXIT ROLLER 4

SPRING-EXIT ROLL FD 1

PMO-HOLDER EXIT ROLL 1

PMO-ROLLER FD F 1

PMO-ROLLER FD R 1

MEA RACK-TERMINAL HV 1

SPRING-CS 3

ICT-TERMINAL HV 3

MEA UNIT-GUIDE DEVE:L 1

“SPRING-PS,G/DEV” 1

PMO-GUIDE DEV L 1

MEA UNIT-GUIDE DEVE:R 1

“SPRING-PS,G/DEV” 1

PMO-GUIDE DEV R 1

MEA UNIT-HOLDER TR:R 1

SPRING-PLATE TR 1

SPRING-TR_R 1

PMO-BUSH 1

PMO-HOLDER TR R 1

MEA UNIT-HOLDER TR:L 1

SPRING-TR_L 1

PMO-BUSH 1

PMO-HOLDER TR L 1

MEA UNIT-GUIDE P/UPPER 1

IPR-GUIDE P/UPPER 1

UNIT/AGITATOR-BRUSH G/P 1

ELA HOU-MP TRAY 1

PHOTO-INTERRUPTER 1

SCREW-TAPTITE 1

SCREW-TAPTITE 2

RING-E 1

SOLENOID-MP 1

CBF HARNESS-MP 1

SPRING-C/O COM 1

SPRING-KNOCK UP MP 1

SPRING-F/P MP 1

BEARING-PICK UP 2

GEAR-CAM 1

IPR-K/UP PLATE MP 1

IPR-BKT SOLENOID MP 1

ICT-SHAFT PICK UP MP 1

PMO-FRAME MP 1

PMO-BUSHING K/UP MP 1

PMO-IDLE PICK UP MP 2

PMO-HOUSING P/UP MP 1

PMO-LIMIT SOLENOID 1

PMO-HOLDER PAD MP 1

PMO-BKT HOLDER MP 1

PMO-ACTUATOR EMPTY 1

PMO-SUB GUIDE MP 1

PMO-GUIDE RING 1

PMO-ACTUATOR PAPER 1

RPR-PAD KNOCK UP MP 1

RPR-RUBBER P/UP MP 1

RPR-FRICTION PAD MP 1

ELA HOU-BRKT DUPLEX 1

SCREW-TAPTITE 1

SCREW-TAPTITE 2

RING-CS 3

RING-E 3

Samsung Electronics I

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SOLENOID-DUPLEX 1

SPRING-SOLENOID DP 1

SPRING-PLATE K/UP 1

BELT-TIMMING 1

“GEAR-EXIT/U,ID” 1

“GEAR-DP,IDLE” 2

GEAR-DUPLEX 2

IPR-BRKT DUPLEX 1

IPR-LINK DUPLEX 1

ICT-SHAFT BELT 1

ICT-SHAFT BELT2 1

ICT-SHAFT SWING 1

PMO-BRKT GEAR LOWER 1

PMO-BEARING LARGE DP 4

“PMO-BEARING SMALL,DP” 2

PMO-PULLEY DUPLEX 2

ELA HOU-ENGINE_7300 1

PPR-INSULATOR PCU 1

PBA MAIN-ENGINE_7300 1

MEA UNIT-SHIELD PCU 1

SCREW-TAPTITE 2

SCREW-TAPTITE 4

SCREW-TAPTITE 2

SCREW-TAPTITE 3

CBF HARNESS-DUPLEX GND 1

SPRING-FRONT DP 1

BELT-TIMMING 1

GEAR-DUPLEX 1

IPR-BRKT SUPPORTER 1

IPR-GUIDE DUPLEX 1

IPR-GUIDE FRONT DP 1

IPR-SHIELD PCB 1

IPR-SPRING UPPER DP 2

IPR-BRKT IDLE ROLLER 1

IPR-SHEET FRONT DP 1

PMO-ACTATOR FRONT DP 1

PMO-GUIDE UPPER DP 1

“PMO-LEVER-OPEN,DP” 1

PMO-BEARING LARGE DP 4

PMO-PULLEY DUPLEX 2

PMO-ROLLER UPPER DP 2

PMO-ACTUATOR EMPTY 1

PMO-IDLE ROLLER 1

RPR-CUSHION GUIDE 1

RCT-ROLLER LOWER DP 2

ELA HOU-FRAME BASE IN 1

PHOTO-INTERRUPTER 1

FAN-DC 1

SCREW-MACHINE 1

SCREW-MACHINE 2

SCREW-TAPTITE 4

SCREW-TAPTITE 2

SCREW-TAPTITE 8

SCREW-TAPTITE 1

SCREW-TAPTITE 4

SCREW-TAPTITE 2

SCREW-TAPTITE 1

SCREW-TAPTITE 7

SCREW-TAPTITE 4

SCREW-TAPTITE 3

SCREW-TAPTITE 1

SCREW-TAPTITE 4

SCREW-TAPTITE 1

SCREW-TAPTITE 3

SCREW-TAPTITE 1

SCREW-TAPTITE 4

SCREW-TAPTITE 2

SCREW-TAPTITE 1

SCREW-TAPTITE 2

SCREW-TAPTITE 1

SCREW-TAPTITE 2

SCREW-TAPTITE 1

SCREW-TAPTITE 2

SCREW-TAPTITE 4

SCREW-TAPTITE 2

SCREW-TAPTITE 3

SCREW-TAPTITE 2

SCREW-TAPTITE 5

SCREW-TAPTITE 1

SCREW-TAPTITE 2

RING-CS 8

CABLE TIE 2

CABLE TIE 1

CABLE CLAMP 2

SPRING-CLUTCH 2

CBF-HARNESS-LSU(18P) 1

CBF HARNESS-DUPLEX GND 1

CBF HARNESS-BRUSH GND 1

CBF HARNESS-JOINT+ENGINE 1

CBF HARNESS-EMI WIRE 1

CBF HARNESS-CASSETTE 1

CBF HARNESS-SCF1 1

CBF HARNESS-VIDEO 1

CBF HARNESS-SMPS 1

Samsung ElectronicsII

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CBF HARNESS-MP GND 1

CBF HARNESS-JOINT 1

SPRING-G_FRONT 1

FOOT-RUBBER 2

BEARING-E/UP R 1

GEAR-EXIT 1

“GEAR-EXIT/U,ID” 4

GEAR-P/UP DRIVE 2

“GEAR-DP,IDLE” 1

“GEAR-EXIT,IDLE(Z17)” 1

ICT-BRKT SUPPORTER2 1

IPR-GROUND ICU 1

IPR-GROUND BOTTOM 1

IPR-FRAME ICU 1

IPR-PLATE CST GUIDE 1

IPR-SHIELD ICU 1

IPR-GROUND BRKT GEAR 1

IPR-GROUND FUSER 1

IPR-GROUND OPC 1

IPR-TERMINAL T/R 1

IPR-BRKT DUST 1

IPR-COVER PCB 1

IPR-GROUND DU BRKT 1

IPR-GROUND EXIT ROLL 1

IPR-BAR CROSS BOTTOM 2

IPR-GUIDE P/FRONT 1

IPR-GND SHIELD SMPS 1

IPR-GROUND MP CON 1

IPR-GND BAR BOTTOM 1

IPR-GROUND FUSER R 1

IPR-PLATE GRIP CST 1

ICT-SPACER FRAME 1

PMO-ACTATOR REAR DP 1

PMO-FRAME BASE 1

PMO-ACTUATOR FEED 1

PMO-CAP WIRE 1

PMO-CAP ACT FEED 1

PMO-CAP WIRE CST 1

PMO-CAP TERMINAL TR 1

PMO-HINGE GUIDE R 1

PMO-STRIPE 1

PMO-GUIDE EXIT FD 1

PMO-HOLDER-G/PAPER 1

PMO-CLEANER LSU 1

PMO-CAP WIRE LSU 1

PMO-LEVER STACKING 1

PMO-LEVER SEESAW 1

PMO-LEVER STACKING 2 1

PMO-REAR CST ALIGN 2

RCT-ROLLER EXIT FD 1

“MEC-BEARING,EXIT” 1

MEC-BRUSH 1

ELA HOU-SOCKET CON 1

SPRING-TONER SENSOR 3

PMO-HOLDER_LOWER 1

PMO-HOLDER_UPPER 1

MEA RACK-ROLLER TR 1

RING-E 1

GEAR-TRANSFER 1

MEC-ROLLER TRANSFER 1

CABLE CLAMP 1

ELA HOU-SMPS 1

SMPS 1

SPRING-LINK WIRE 1

HEAT SINK-SMPS 1

IPR-SHIELD SMPS 1

PMO-CAP POWER 1

PMO-CAP WIRE SUPPORT 1

ELA HOU-COVER MAIN 1

PMO-COVER-RIGHT 1

PMO-COVER EXIT 1

PMO-LINK TRAY 2

ELA HOU-COVER HOUSING 1

SCREW-TAPTITE 6

ELA HOU-COVER TOP 1

SCREW-TAPTITE 2

SCREW-TAPTITE 1

IPR-SPRING HINGE 2

PMO-COVER TOP 1

PMO-STOPPER HINGE 1

MEA RACK-COVER OPEN 1

SPRING-CS 1

SPRING-HOOK LEVER2 1

LABEL(P)-LSU CLEAN 1

PMO-COVER OPEN 1

PMO-BUTTON-OPEN 1

PMO-HOOK OPEN 1

PMO-STACKER 1

ELA UNIT-PNL&LCD 1

SCREW-TAPTITE 1

SPRING-LCD LOCKER 1

IPR-INSULATOR PANEL 1

PMO-HOUSING PANEL U 1

PMO-HOUSING-PANEL.L 1

PMO-KEY-SEESAW 1

PMO-WINDOW PANEL 1

PMO-KEY ONLINE 1

PMO-LCD LOCKER 1

PBA SUB DISP-PANEL 1

PBA SUB DISP-LCD 1

PBA SUB DISP-PNL&LCD 1

MEA UNIT-COVER FRONT 1

SPRING-CS 1

PMO-COVER-FRONT 1

PMO-BUTTON-POWER 1

MEA UNIT-COVER LEFT 1

Samsung Electronics III

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PMO-COVER-LEFT 1

PMO-AIRDUCT 1

MEA UNIT-RACK COVER REAR 1

SCREW-TAPTITE 3

SPRING-FEED RLL 3

SPRING-REAR 2

GEAR-DUPLEX 1

ICT-BRKT REAR COVER 1

IPR-SPRING UPPER DP 1

PMO-COVER-REAR 1

PMO-BEARING LARGE DP 2

PMO-ROLLER UPPER DP 1

PMO-GUIDE INNER DP 1

PMO-IDLE PICK UP 3

RCT-ROLLER REAR DP 1

MEA UNIT-COVER TRAY 1

PMO-COVER-TRAY 1

PMO-COVER COLOR 1

PMO-SUBTRAY-FIRST 1

PMO-SUBTRAY-SECOND 1

MEA UNIT-TRAY MP 1

ICT-SHEET SIDE GUIDE 1

PMO-SIDE GUIDE TRAY 1

PMO-TRAY-MP 1

ELA HOU-BRKT MOTOR 1

GREASE-BEARING 0.001

MOTOR-STEP 1

SCREW-MACHINE 3

SCREW-MACHINE 2

WASHER-PLAIN 2

WASHER-PLAIN 1

RING-E 1

GEAR-118/23 1

GEAR-RDCN OPC 1

GEAR-IDLE 97 1

GEAR-IDLE FU 1

GEAR-OPC DRV2 1

GEAR-FUSER DRIVE 1

GEAR-OPC DRIVE(12) 1

GEAR-FEED DRIVE 1

IPR-BRACKET MOTOR J 1

IPR-BRACKET(MOTOR 21) 1

ELA HOU-DEVE UNIT(E) 1

ELA HOU-CONTROLLER(N) 1

PBA ETC-POSTSCRIPT 1

PBA MAIN-CONTROLLER 1

ELA HOU-ABZO 1

SCREW-MACHINE 2

CAP-BRKT NET OPT 1

PBA SUB-NPC(NEC) 1

MEA ETC-CONTROLLER BRKT(N) 1

SCREW-TAPTITE 3

IPR-BKT SERIAL 1

MEC-BRKT ICU & GASKET 1

IPR-BRKT ICU(B) 1

RPR-GASKET ICU(10) 1

RPR-GASKET ICU(20) 1

RPR-GASKET ICU(90) 1

ELA HOU-FUSER ASS’Y 1

LAMP-HALOGEN 1

SCREW-TAPTITE 2

SPRING-RAIL 2

ELA HOU-COV FU UPPER 1

THERMOSTAT 1

SCREW-TAPTITE 1

SCREW-TAPTITE 2

IPR-ELECTRODE FU R 1

IPR-ELECTRODE FU/L 1

IPR-ELECTRODE M 1

PMO-COVER FUSER UP 1

PMO-CAP TERMINAL 1

ELA HOU-FRAME FUSER 1

THERMISTOR-NTC 1

SCREW-TAPTITE 2

SCREW-TAPTITE 1

SCREW-TAPTITE 3

SPRING-PR(7300) 2

BEARING-PRESSURE/R 2

BEARING-H/R L 1

BEARING-H/R R 1

GEAR-FUSER 1

IPR-FRAME FUSER 1

IPR-SPR THERMISTOR 1

PMO-GUIDE FRONT 1

PMO-RAIL FUSER L 1

PMO-RAIL FUSER R 1

RCT-ROLLER HEAT 1

MEC-ROLLER PR(7300) 1

MEA RACK-COV FU LOW 1

SPRING-SAPERATION 4

SPRING-FUSER EXIT 3

BEARING-EXIT FU L 2

BEARING-EXIT FU 2

GEAR-EXIT 2

LABEL(P)-CLEAN FELT 1

PMO-GUIDE CLAW 4

PMO-COVER FUSER LOW 1

ROLLER-EXIT 3

RCT-ROLLER EXIT FU 2

MEA RACK-BRK GEAR FU 1

RING-CS 4

“GEAR-EXIT/U,ID” 2

“GEAR-EXIT,IDLE(Z17)” 2

PCT-SHEET H/R 1

Samsung ElectronicsIV

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Samsung Electronics V

PMO-BRKT FUSER GEAR 1

MEA RACK-GUIDE REAR 1

SPRING-ACTUATOR 1

LABEL(P)-FUSER JAM 1

LABEL(P)-HIGH TEMPER 1

PMO-REAR FUSER 1

PMO-ACTUATOR EXIT 1

MEA UNIT-FEEDER CST 1

TAPE-FILAMENT 0.1

SCREW-MACHINE 1

SCREW-TAPTITE 1

SCREW-TAPTITE 2

SCREW-TAPTITE 1

SCREW-TAPTITE 2

RING-E 1

SPRING-PLATE K/UP 1

SPRING-LEVER 1

SPRING-SUB PLATE 2

LABEL(R)-CST REAR 1

LABEL(R)-INSTRUCTION 1

IPR-FINGER 1

IPR-GUIDE EXT LOCK 1

IPR-GUIDE PAPER SCF 1

IPR-GUIDE PLT PAPER 2

IPR-PLATE KNOCK UP 1

IPR-PLATE SPR LOCK 1

IPR-PLATE SUB K/UP 1

IPR-SPR PLATE G/SIDE 1

ICT-SHAFT SPR K/UP 1

PMO-COVER-GUIDE EXT 1

PMO-BUSH K/UP 2

PMO-CAP PLATE K/UP 1

PMO-FRAME-CASSETTE 1

PMO-GUIDE-EXT CST 1

PMO-GUIDE-PAPER 1

PMO-GUIDE PAPER SIZE 1

PMO-GUIDE-SIDE CST 1

PMO-LINK LEVER 1

PMO-SIDE GUIDE EXT 1

PMO-SUB GUIDE-CST 1

PMO-LEVER PAPER 1

PMO-ROLLER FD R 1

PMO-WINDOW PAPER 1

PMO-LOCKER PLATE 1

RPR-PAD CST 1

“SPRING-LOCKER,PLATE” 1

MEA RACK-PICK UP 1

GREASE-BEARING 0.001

SCREW-TAPTITE 1

WASHER-PLAIN 5

RING-CS 1

SPRING-FEED SMALL 1

SPRING-FEED LARGE 1

BEARING-PICK UP 4

GEAR-P/UP DRIVE 1

GEAR-PICK UP 1

GEAR-FEED 1

IPR-SHAFT FEED IDLER 2

IPR-PAPER GUIDE FEED 1

IPR-GROUND FEED 1

ICT-SHAFT IDLE LARGE 1

ICT-SUB SHAFT P/UP 1

ICT-SHAFT FEED 1

ICT-SHAFT PICK UP 1

PMO-ROLLER FEED L 2

PMO-ROLLER FEED S 1

PMO-SUB HOLDER FEED 1

PMO-FRAME FEED 1

PMO-HOUSING PICK UP 1

PMO-FEED ROLL DRIVE 1

PMO-HOLDER FEED S 1

PMO-HOLDER FEED L 1

RPR-RUBBER PICK UP 1

INA-TEST 110V 1

PAPER-ART 0.02

PAPER-ART 1

PAA WOOD-LABEL ASS’Y(STA) 1

LABEL(P)-DUPLEX 1

LABEL(P)-ENERGY ST. 1

“LABEL(P)-CAU,LSU” 1

LABEL(P)-JAM2 1

LABEL(P)-BLANK(ML) 2

LABEL(P)-NPC_TEST_L 1

LABEL(R)-LASER 1

LABEL(R)-TR CHANGE 1

LABEL(R)-RATING 1

LABEL(R)-S/N(STA) 1

MEC-BARCODE 1

PAA WOOD-PACKING ASS’Y 1

TAPE-OPP MASKING 1.5

TAPE-FILAMENT 0.7

“CUSHION—CUSHION SET,N” 1

CUSHION—SPACER 2

BAG-PE SET 1

CUSHION-DEV KME 2

CUSHION-DEV 1

CUSHION-CST 1

INA-ACCESSORY(XAR) 1

S/W APPLICATION-DRIVER CD 1

MAN(BOOK)-7000N3/XAR 1

MAN(BOOK)-USER MANUAL 1

LABEL(R)-CUSTOMER 1

“MAN(CARD)-WARR, STA” 1

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Contents

1. Precautions

2. Reference Information

3.Product Information

4. Disassembly

1-1 Safety precautions______________________________1-1

1-2 Laser Safety Statement __________________________1-2

2-1 Abbreviations and Acronyms

_____________________2-1

2-2. Diagnostic Control Unit

_________________________2-3

2-2-1. Abstract

________________________________2-4

2-2-2. List of code description

_____________________2-5

3-1 General Specifications ________________________3-1

3-2 Controller Specifications _______________________3-2

3-3 Electrical Specifications _______________________3-2

3-4 Environmental Condition_______________________3-3

3-5 Image Cartridge(Developer) ____________________3-3

3-6 Paper Handling Specifications __________________3-4

4-1 Front View

__________________________________

4-1

4-2 Rear View

__________________________________4-1

4-3 Cabinet Disassembly

__________________________4-2

4-3-1. Cover Right

_____________________________4-2

4-3-2. Cover Left

_____________________________4-4

4-3-3. Cover Front

____________________________4-5

4-3-4. Cover Main

____________________________4-5

4-3-5. Cover Rear

____________________________4-6

4-4 Video Controller board & Joint board

_______________4-7

4-5 Fuser Ass’y

________________________________4-9

4-6 Bracket Motor Ass y & Cover Open Switch Unit

_____4-12

4-7 Pickup Ass’y __________________________________4-14

4-8 Laser Scanner Unit_____________________________4-15

4-9 Multi Purpose Tray _____________________________4-17

4-10 Control Pane_________________________________4-20

4-11 Engine Controller Board ________________________4-22

4-12 SMPS & Bracket Duplex Ass y __________________4-26

4-13 Transfer Roller Ass’y___________________________4-28

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ii Samsung Electronics

5. Troubleshooting

6. Exploded Views

& Parts List

7. Electrical

Parts Lists

8- Bloack Diagrams

5-1 Print Quality

________________________________5-1

5-2 HVPS Output Spec _____________________________5-3

5-3 Malfunction____________________________________5-4

5-4 .Connector Pin Assignment

_________________________5-8

5-4-1. Engine Board Connector Pin Assignment

______5-8

5-4-2. Joint Board Connector Pin Assignment

_________5-9

5-4-3. S.C.F Board Connector Pin Assignment ________5-11

5-5 .Troubleshooting of Video Controller

_________________5-12

5-5-1. Troubleshooting Flow Chart __________________5-12

Power Error__________________________________5-13

System Error_________________________________5-14

Engine Error _________________________________5-15

Self Test Error________________________________5-15

Parallel Interface Error _________________________5-16

Printing Error_________________________________5-16

5-5-2. Troubleshooting Table of Video Controller Board__5-16

6-1. Main Ass’y _________________________________6-2

6-2. Cover Ass’y ________________________________6-4

6-3. Frame Ass’y________________________________6-8

6-4. Cassette Ass’y ______________________________6-12

6-5. MP Tray Ass’y ______________________________6-14

6-6. Pick Up Ass’y_______________________________6-16

6-7. Fuser Ass’y ________________________________6-18

6-8. Shield Ass’y ________________________________6-20

6-9. Bracket Duplex Ass’y_________________________6-22

6-10. Bracket Motor Ass’y_________________________6-24

6-11. Frame SCF Ass’y___________________________6-26

6-12. Cassette SCF Ass’y_________________________6-29

7-1. Main Engine PBA ___________________________7-1

7-2. Main Controller PBA ________________________7-5

7-3. FLASH MEMORY PBA _____________________7-8

7-4. PTL PBA __________________________________7-8

7-5. CASSETTE PBA ____________________________7-8

7-6. POSTSCRIPT PBA __________________________7-8

7-7. DISP-PANEL PBA ___________________________7-9

7-8. DISP-LCD PBA _____________________________7-9

7-9. TONER PBA _______________________________7-9

7-10. NETWORK CARD PBA(100BASE) _____________7-10

8-1 WIRING DIAGRAM

___________________________

8-1

8-2 Engine Controller Block Diagram___________________8-2

8-3 Video Controller Block Diagram____________________8-3

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iiiSamsung Electronics

9. PCB Diagrams

10.PortThru(NetworkPrinterCard)

CircuitDescription

11. SchematicDiagrams

9-1. Engine Control & Joint Board _____________________9-1

9-2. Cassette Sensor Board__________________________9-2

9-3. Video Controller Board __________________________9-3

9-4. Panel & LCD Board_____________________________9-4

9-5. PTL (Pre Transfer Lamp) Board ___________________9-5

9-6. SCF(Second Cassette Feeder) Board ______________9-6

9-7. Infrared Adapor Board __________________________9-7

9-8. Flash SIMM Board _____________________________9-8

9-9. Postscript Board _______________________________9-8

9-10. Local Talk ___________________________________9-9

9-11. Serial/IrDA Board_____________________________9-10

10-1. Introduction__________________________________10-1

10-2. Board Description _____________________________10-2

10-2-1 Configuration of Network Board_______________10-2

10-2-2 Network Board Connector Pin Assignment ______10-3

10-3 Troubleshooting of Network Card _________________10-4

10-3-1 Troubleshooting Flow Chart__________________10-4

Power Error __________________________________10-5

System Error _________________________________10-6

Network Error ________________________________10-7

PHY Chip Error _______________________________10-8

Shared Memory Interface Error___________________10-9

10-3-2 Troubleshooting Table of Network Card ________10-10

11-1 Main Circuit Diagram_________________________11-1

11-2 Engine Circuit Diagram_______________________11-13

11-3 Cassette Circuit Diagram _____________________11-19

11-4 Panel Circuit Diagram________________________11-20

11-5 PTL Circuit Diagram _________________________11-21

11-6 SCF Circuit Diagram_________________________11-22

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10. PortThru (Network Printer Card) Circuit Description

10-1. Introduction

The purpose of the Network Printer Card(PortThru) is to enable the Samsung Printer to function as a network printer.

The PortThru is a plug-in card that plugs into the Samsung Printer. The PortThru provides a Ethernet Local Area

Network interface through which the printer can be connected to the network.

ITEM Description

Novell Netware Version 3.x, 4.x, 5.0

MS Windows Windows 95/98, Windows NT(3.x, 4..x)

Support system UNIX AT & T System V(Rel 3.2, Rel 4.2), BSD 4.3 HP-UX(Rel 9.x, Rel 10.x)

SCO 5.x, SUN OS 5.5, SOLARIS 2.5

Macintosh APPLE

Netware IPX/SPX, Pserver, Rprint mode, NDS/Bindery

Windows IPX/SPX, TCP/IP, DLC/LLC

Support protocols UNIX TCP/IP

APPLE EtherTalk Phase 2

Network Management SNMP MIB-II, Private MIB

CPU 32bit RISC controller

Hardware Flash memory 1M byte

RAM 64 Kbyte SRAM / 8M byte DRAM

Interface with Shared memory 64K byte SRAM

Printer

Logical connection IEEE 802.2 802.3

Attachment 10/100Base-Tx

CPU Samsung NetARM, 33MHz

PHY Chip ICS1892, 25MHz

Flash ROM 1M Byte

Memory DRAM 8M Byte

SRAM 64K Byte

EEPROM 32K Bit

Printer Interface NetBridge, 33MHz

60 Pin Connector

Dimension(HxWxD) 15 x 80 x 124mm

Power Consumption Max. 0.6A/ +5Vdc

Product Information

Samsung Electronics 10-1

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Otros manuales para ML-7300 Series

Tabla de contenidos

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Samsung

Samsung CLP 300N - Network-ready Color Laser Printer Manual de instrucciones

Samsung

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