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NOTES:
1. If the [PAUSE] key is released within 3 seconds whilst in pause state, paper will not feed.
2. Failure to feed more than 1.5 to 2 labels may result in an incorrect threshold setting.
3. While the print head is raised, the [PAUSE] key does not work.
4. Error such as paper end and cutter error are not detected during paper feed.
5. Selecting the transmissive sensor (for pre-printed labels) within software commands allows the printer to

detect the proper print start position correctly even when using pre-printed labels.

6. If the printer continues to print out of position after setting the threshold, adjust the feed gap sensor in the

system mode.  Reset the threshold again.  Make sure that the transmissive sensor (for pre-printed labels) is
selected in the feed and issue commands.

(1)

The printer is in stand-by.

(2)

Load a media roll in the usual way.

(3)

Press the [PAUSE] key.

(4)

The printer enters the pause mode.

(5)

Press and hold the [PAUSE] key for at least 3

seconds in the pause state.

(6)

The sensor type is displayed.

(7)

Press the [FEED] key.

(8)

The reflective sensor (black mark sensor) is selected.

(9)

Press the [FEED] key again.

(10) The transmissive sensor (feed gap sensor) is selected.
(11) Press and hold the [PAUSE] key.
(12) The media is advanced until the [PAUSE] key is

released.

(13) Release the [PAUSE] key when more than 1.5 labels

(tags) are advanced.
(Threshold setting is completed by this operation.)

(14) Press the [RESTART] key.

(15) The printer is in stand-by.

(16) Send an issue command from the PC to the printer.

O N

L I N E

O N

L I N E

       

P A U S E    

       

 

 

 

 

P A  U S E          

 

O N

L I N E

 

Turn the power ON.

RESTART

PAUSE

Command

T R

N S M I

S I V E

PAUSE

A

S

FEED

R E

L E C T

V E    

F

I

FEED

T R

N S M I

S I V E

A

S

PAUSE

T R

N S M I

S I V E

A

S

11.5 THRESHOLD SETTING

For the printer to maintain a constant print position it uses the transmissive sensor to detect the gap
between labels by measuring the amount of light passing through the media.  When the media is pre-
printed, the darker (or more dense) inks can interfere with this process causing paper jam errors.  To get
around this problem a minimum threshold can be set for the sensor in the following way.

Threshold setting procedure

11. GENERAL MAINTENANCE

EM1-33039E

11.5 THRESHOLD SETTING

11-6

Summary of Contents for TEC B-870 SERIES

Page 1: ...TEC Thermal Printer B 870 SERIES Owner s Manual...

Page 2: ...ssly approved by manufacturer for compliance could void the user s authority to operate the equipment WARNING This is a Class A product In a domestic environment this product may cause radio interfere...

Page 3: ...s indication Prohibited Do not plug in or unplug the power cord plug with wet hands as this may cause electric shock Do not place metal objects or water filled containers such as flower vases flower p...

Page 4: ...ribbons DO NOT STORE the paper or ribbons where they might be exposed to direct sunlight high tem peratures high humidity dust or gas Ensure the printer is operated on a level surface Any data stored...

Page 5: ...6 1 7 LOADING THE RIBBON 7 1 8 LOADING THE MEDIA 8 1 9 INSERTING THE OPTIONAL FLASH MEMORY CARD 9 1 10 CARE HANDLING OF THE MEDIA AND RIBBON 10 1 11 GENERAL MAINTENANCE 11 1 11 1 CLEANING 11 1 11 2 U...

Page 6: ...yreduced graphic data transfer times and you have a printer to suit a variety of applications and environments Optional features include a strip mechanism and Cutter mechanism This manual contains gen...

Page 7: ...spectivemodules are fitted Message display 20 characters x 1 line Dimensions 437 mm width x 282 mm depth x 395 mm height Weight 25 kg without media and ribbon Available bar code types JAN8 JAN13 EAN8...

Page 8: ...y as follows Print speed Ribbon loss 3 sec Approx 5 mm 4 sec Approx 10 mm 8 sec Approx 23 mm 2 2 OPTION Description A stop and cut swing cutter This interface kit allows extremely high speed informati...

Page 9: ...17 10 0 213 3 25 0 993 0 5 5 320 0 20 9 320 0 23 0 320 0 5 5 661 3 20 9 661 3 23 0 661 3 8 0 320 0 23 4 320 0 23 4 320 0 8 0 661 3 23 4 661 3 23 4 661 3 2 5 20 0 2 5 20 0 6 0 20 0 Label 38 999 0 Tag...

Page 10: ...a communication error occurs when the media ribbon ends or the printer does not operate correctly FEED Key Feeds paper RESTART Key Resets the printer when paused or when an error occurs Used to set t...

Page 11: ...t the power off time ON OFF READY BUSY DTR No XON is output at the power on time No XOFF is output at the power off time OFF ON XON XOFF READY BUSY XON is output at the power on time XOFF is output at...

Page 12: ...le used to connect the printer to the host computer should be one of the following two types NOTE Use an RS 232C cable with imperial inch connector securing screws DB 9S Connector to PC DB 25P Connect...

Page 13: ...e 2 Different cables cannot be used at the same time 6 2 HOLDER STAND INSTALLATION Fit the left and right side holders into the dowels of the holder base and fasten the side holders to the holder base...

Page 14: ...rinter OPEN WARNING 1 Do not touch moving parts To reduce the risk that fingers jewelry clothing etc be drawn into the moving parts push the switch in the OFF position to stop movement 2 To avoid inju...

Page 15: ...the ribbon wrinkles while printing move the ribbon levers back or forth until the wrinkle is removed Protrusion Ribbon Core Notch Ribbon Ribbon Lever STEP 1 STEP 2 Spring Guide Wheel Guide Wheel Fig 7...

Page 16: ...dia Holder Holder Shaft Media Holder Holder Shaft Lock Lever Media Lock Lever Release Lock CAUTION DO NOT MOVE the Media Guides using the screw WARNING 1 Do not touch moving parts To reduce the risk t...

Page 17: ...e bushes of the Holder Shaft into notches of the Holder Stand securely 6 The black mark feed gap sensor is selectable between the fixed type and the movable type by changing the DIP switch Refer to pa...

Page 18: ...the media back on it s self and feed it under the print head past the sensor so that the black mark can be seen from above Adjust the sensor position to that of the black mark the upper hole indicates...

Page 19: ...d feed it through the cutter module NOTES 1 Be sure to cut the backing paper of label Cutting label will cause the glue to stick to the cutter which may affect the cutter quality and shorten the cutte...

Page 20: ...en the strip roller and the backing paper holder After taking up any slack of the media set the backing paper release bar in position Fig 8 8 Media Backing Paper Backing Paper Holder Backing Paper Rel...

Page 21: ...a damp place 5 Before inserting or removing the card make sure that the power switch is turned off 6 The following flash cards can be used The 1MB card is read only and the 4MB card can read write Fl...

Page 22: ...re high humidity dust or gas The thermal paper used for direct thermal printing must not have the specifications which exceed Na 800 ppm K 250 ppm and CL 500 ppm Some ink used on pre printed labels ma...

Page 23: ...l moistened cloth Print Head Platen Element Print Head Cleaner 24089500013 WARNING 1 Be sure to disconnect the power cord prior to performing any maintenance 2 Do not use any tool that may damage the...

Page 24: ...ibbonendsensorplate besuretofitbothstudsinthenotchesoftheribbon end sensor plate 9 Remove the pinch roller block then clean the roller belt and feed roller with cloth moistened by alcohol Fig 11 2 Stu...

Page 25: ...by wiping with a dry cloth or a cloth slightly dampened with a mild detergent solution NOTE Clean printer cover with an electrostatic free cleaner for automated office equipment Screw Media Guide Scr...

Page 26: ...media DO NOT USE any sharp implement or tool as these could damage the printer 7 Clean the print head and platen then remove any further dust or foreign substances 8 Place the portion of the media gui...

Page 27: ...Lower the backing paper release bar to remove the jammed media 2 Clean the strip roller and backing paper holder with ethyl alcohol White Screw Cutter Unit Swing Cutter Media Guide Screw Fixed Cutter...

Page 28: ...is displayed 7 Press the FEED key 8 Thereflectivesensor blackmarksensor isselected 9 Press the FEED key again 10 Thetransmissivesensor feedgapsensor isselected 11 Press and hold the PAUSE key 12 The m...

Page 29: ...PAUSE key for more than 3 seconds and it will begin to feed After it has fed 2 labels release or more the PAUSE key Press the RESTART key for ON LINE mode Threshold setting is now completed NOTES 1 I...

Page 30: ...edia path is jammed and does not feed smoothly 3 The installed media type does not match the selected sensor 4 The black mark position on the media does not match the sensor position 5 The installed m...

Page 31: ...y card and retry 3 Turn the power off and contact your Authorized Service representative Replace the card with a new one and re send data Only 1MB and 4 MB cards can be used Turn the power off then on...

Page 32: ...dia and the ribbon is loaded correctly 2 Check whether the print head is set correctly or not 3 Check the cabling between the printer and the host Dirty print head Clean the print head Call your Autho...

Page 33: ......

Page 34: ...PRINTED IN JAPAN EM1 33039E E...

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