Epson TM950 - B/W Dot-matrix Printer Скачать руководство пользователя страница 10

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Part 7A (Serial Version)

Data from host is not printed normally.

Start

Set SW7 of DIP switch bank 1 to OFF.

Send data from host to printer.

Is “?” printed?

Are RS-232 interface

parameters set to

identical values at host

printer?

Make settings identical

OK?

END

Yes

Does interface

cable match

specifications?

Replace with a proper

cable

OK?

END

Yes

Is the interface

cable damaged or

broken?

Replace interface

cable.

OK?

END

Yes

Return unit to PC-PoS.

Beyond Local Repair.

Yes

Содержание TM950 - B/W Dot-matrix Printer

Страница 1: ... switch settings so that they are appropriate for the intended application If you are not fully conversant with doing this then either contact your local dealer or contact the PC PoS technical support department nearest to you These flowcharts are intended as a basic fault finding guide only and we do not encourage any repair to the internal mechanisms or electronic components by non PC PoS techni...

Страница 2: ... this guide Yes No No Execute the self test See part 4for details on how to do this Is the self test normal Is the printout normal Terminal sends print data Go to part 7 END No No Yes Yes Is the paper roll not loaded or near roll end Load roll paper OK END Yes No No Yes Go to part 6 Go to part 2 Is Paper Semi Auto Loading Correctly Go to part 5 Yes No Is the SLIP LED lit or Flashing Go to part 3 Y...

Страница 3: ... Power supply OK I E has it been tested on another device Connect supply to another known working printer and test it PSU OK Check Fuse in mains plug and check for damage to cable or connector Re test the Power Supply on another unit before proceeding If you had to change the fuse and start the main flow chart again PSU OK Return unit to PC PoS Beyond Local Repair END No Yes Yes Yes Yes Yes No No ...

Страница 4: ... and then turn back on again OK END Yes No Is the cover closed correctly Close the cover correctly The best way to do this is to open the cover and then closing it again fully making certain to feed the paper properly OK END Yes No Return unit to PC PoS Beyond Local Repair END ...

Страница 5: ...nter off for 30 seconds and then turn back on again OK END Yes No Is the cover closed correctly Close the cover correctly The best way to do this is to open the cover and then closing it again fully OK END Yes No Return unit to PC PoS Beyond Local Repair END ...

Страница 6: ...er type selected correctly by DIP switch Turn the printer power off and change the DIP switch settings to the proper setting for the type of paper being used See the end of this document for the appropriate settings OK END Yes No Has the printer recovered from the error Reset the printer by switching it off for at least 30 seconds Wait for the print head temperature to drop if excessive Return uni...

Страница 7: ...path or anywhere in the printer Remove the paper jam The best way to do this is to take out ALL paper rolls from the printer and then clean the inside to make certain that all debris is removed Re load paper when finished and re test OK END Yes No Return unit to PC PoS Beyond Local Repair END ...

Страница 8: ...ton The RECEIPT OUT JOURNAL OUT LED s flash to indicate the standby condition 5 Press the RECEIPT FEED button to continue the self test or switch the printer off and then back on again to resume normal printing To initiate the self test for the SLIP part of the printer follow these instructions 1 Turn off the printer using the power button 2 Turn the printer on while keeping the JOURNAL SLIP FEED ...

Страница 9: ...No Return unit to PC PoS Beyond Local Repair Printing is carried out but print quality is deficient or paper feeding is not normal Is the Ink Ribbon installed correctly Does it have enough ink OK END Yes Install print ribbon correctly or change print ribbon for a new one Return unit to PC PoS Beyond Local Repair No No No Yes Yes Yes No ...

Страница 10: ...ed Are RS 232 interface parameters set to identical values at host printer Make settings identical OK END Yes No Does interface cable match specifications Replace with a proper cable OK END Yes No Is the interface cable damaged or broken Replace interface cable OK END Yes No Return unit to PC PoS Beyond Local Repair Yes Yes Yes Yes No No No No ...

Страница 11: ...not printed normally Start Does interface cable match specifications Replace with a proper cable OK END Yes No Is the interface cable damaged or broken Replace interface cable OK END Yes No Return unit to PC PoS Beyond Local Repair Yes Yes No No ...

Страница 12: ...S SW 1 4 SW 1 5 1200 ON ON 2400 OFF ON 4800 ON OFF 9600 OFF OFF TM U950 switch 2 SW 2 Function ON OFF 1 Automatic CR Always Yes Always No 2 Receive buffer capacity 32 bytes 2048 bytes 3 Font Selection Default setting 9 x 9 7 x 9 4 Carriage Speed paper roll initial setting Low Speed High Speed 5 Handshaking Operation Busy Condition Receive Buffer Full Off line or Receive buffer Full 6 For Internal ...

Страница 13: ...nabled Always Disabled 2 Receive Buffer 32 bytes 2048 bytes 3 Font Selection Default 9 x 9 7 x 9 4 Carriage Speed paper roll initial setting Low Speed High Speed 5 Handshaking Operation Busy Condition Receive Buffer Full Off line or Receive buffer Full 6 Internal Use Fixed 7 Undefined 8 Internal Use Fixed Note Do not change the DIP switch settings while the printer power is on You may damage the p...

Страница 14: ...d properly due to paper jam in carriage or other problem 4 4 Carriage Detection Error Carriage motor has gone out of step due to paper jam in carriage or other problem 4 5 Slip Paper Ejection Error Slip or validation paper is not ejected properly after being advanced 3 6 Memory or Gate Array Read Write Error Read write check has failed Main 7 High Voltage Error Power supply voltage is too high 1 8...

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