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TROUBLESHOOTING FLOWCHART 

29 August, 2003 

UC5-6 

3. TROUBLESHOOTING 

3.1 TROUBLESHOOTING FLOWCHART 

 

 

Problem

Engine works

normally

LED status is

normal

Test page is

printed normal

Is print test

result normal?

Printed normal

with DOS

Printer Port of

Computer, Printer

Cable

Recover from the

error

Recover from the

error

!

Controller Board

!

Program ROM

!

Video Cable

!

Video I/F Board

!

Cable

Printer Driver
Setting, or
Application
Software Setting.

Printer Driver Fault

Yes

Yes

Yes

No

No

Yes

Yes

No

No

No

C249T950.WMF

Summary of Contents for UC5

Page 1: ...Printer Controller Unit UC5...

Page 2: ...countries Other product names used herein are for identification purposes only and may be trademarks of their respective companies We disclaim any and all rights involved with those marks Symbols Thi...

Page 3: ...2 4 TEST PAGE UC5 5 3 TROUBLESHOOTING UC5 6 3 1 TROUBLESHOOTING FLOWCHART UC5 6 3 2 LED STATUS LIGHT SEQUENCE AND CONDITIONS UC5 7 3 2 1 POWER ON AND ACTIVATION UC5 7 3 2 2 TEST PAGE BUTTON UC5 8 3 3...

Page 4: ...oard Connect the printer controller unit to the host computer with a parallel cable Then install the printer driver in the host computer Host computer IBM PC AT compatible PC Interface IEEE1284B Compa...

Page 5: ...nel is blinking or lit wait until the document or report is printed Then turn off the machine 2 Turn off the main switch and disconnect the power cord and the cable NOTE This manual uses these symbols...

Page 6: ...UC5 3 A Connector B Printer controller board C SIMM module NOTE The twisted portion of the harness D should fit loosely and close to the controller board 2 2 VIDEO I F BOARD A Video I F Board C249R952...

Page 7: ...hile downloading the firmware 1 Before downloading new firmware print the test page Then check the current version 2 6 2 Turn off the machine 3 Remove the rear cover and the controller cover 4 Put the...

Page 8: ...osition C next to the flash ROM 12 Turn on the machine and print the test page pressing the test page button Then check the new version 2 4 TEST PAGE Press the test page button A on the keypad board T...

Page 9: ...t page is printed normal Is print test result normal Printed normal with DOS Printer Port of Computer Printer Cable Recover from the error Recover from the error Controller Board Program ROM Video Cab...

Page 10: ...r AC cord not properly connected Power supply failure in the controller Right LED is on Power on Left LED is flashing Self diagnostic test before ready Left LED is flashing rapidly Receiving data Left...

Page 11: ...y on Printing Left LED flashes and goes off LED stays off No response from the engine Turn off the engine and turn it back on Check if the controller is properly connected to the engine Check if the e...

Page 12: ...message pops up and asks whether the test page printed correctly 6 Access the MS DOS prompt or Command Prompt 7 Check that the engine and controller are ready for printing Then execute the following...

Page 13: ...B EPROM CONNECTOR REF Name Configuration DESCRIPTION A IEEE1284 I F 26 pin socket To IEEE1284 Interface B Engine Interface 26 pin socket To video I F board C Power connector 4 pin socket To power cabl...

Page 14: ...2003 MACHINE LAYOUT UC5 11 5 2 MACHINE LAYOUT REF COMPONENT A Video Interface Board B SIMM Module C IEEE1284 Interface D Control Button Board E Keypad Board F Printer Controller Board C249D951 WMF A...

Page 15: ...SIMM Resident Fonts None Host Interface IEEE1284B Compatible Nibble ECP Host PC IBM PC AT compatible PC Operating Systems Supported Windows 95 98 Me Windows NT4 0 1 Windows 2000 XP Printer Driver Dig...

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