Citizen BD2-2860 User manual

User’s Manual
CONTROL BOARD FOR LT-286
MODEL BD2-2860
Rev.1.01 Added notes Mar.19th,1999

BD2-2860 User’s Manual
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<CAUTIONS>
1. Before using this equipment, be sure to read this User's manual thoroughly.
Please keep this with care so as to referred to any time at need.
2. Portions of the contents of this User'smanual may be changedwithout prior notice.
3. The reproduction of parts or all of the contents of this User's manual without permission is
strictly forbidden.
4. Absolutely do not carry out maintenance, disassembly, or repair of parts that are not
specified in this User's manual.
5. Note that losses which may be attributed to the user's wrong operation method or operating
environment will be outside the responsibility of this company.
6. Do not carry out the operations other than those explained in this User's manual, since doing
do so may become a cause of accidents or breakdowns.
7. Because data is basically transient, long-period and permanent storage of data will not be
possible. Please note in advance that this company will not be responsible in any way for
losses or lost profits caused through the clearing of the data due to breakdowns, repairs,
investigations, etc.
8. If any questionable points, mistakes, omitted explanations, etc. are found in the contents of
this manual, please contact this company.
9. Please note that notwithstanding the conditions in above 8; this company will not be
responsible for the consequences of results obtained through operation of this equipment.

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CONTENT
<CAUTIONS>......................................................................................................................................................2
1. OUTLINE..........................................................................................................................................................5
1.1 FEATURES...............................................................................................................................................................5
1.2 PRECAUTION...........................................................................................................................................................5
1.3 MAINTENANCE AND SERVICE...................................................................................................................................6
2.BASIC SPECIFICATIONS.....................................................................................................................7
2.1 MODEL CLASSIFICATION..........................................................................................................................................7
2.2 BASIC SPECIFICATIONS............................................................................................................................................8
3.CONNECTING CONNECTORS.........................................................................................................9
3.1 CN1 CONNECTOR FOR PRINTER MECHANISM (FOR PRINT HEAD)..............................................................................9
3.2 CN2 CONNECTOR FOR PRINT MECHANISM (FOR MOTOR &SENSOR)......................................................................10
3.3 CN3 CONNECTOR FOR INTERFACE .........................................................................................................................11
3.4 CN4 CONNECTOR FOR PAPER CUTTER ...................................................................................................................12
4.DIP SWITCH SETTING.........................................................................................................................13
5.POWER SUPPLY........................................................................................................................................15
5.1 SPECIFICATIONS ....................................................................................................................................................15
5.2 PRECAUTIONS.......................................................................................................................................................15
6.PARALLEL INTERFACE.....................................................................................................................16
6.1 SPECIFICATIONS ....................................................................................................................................................16
6.2 EXPLANATION OF INPUT /OUTPUT SIGNALS............................................................................................................16
6.3 ELECTRICAL CHARACTERISTICS .............................................................................................................................17
6.4 TIMING CHART ......................................................................................................................................................18
6.5 DATA RECEIVING CONTROL....................................................................................................................................18
6.6 BUFFERING ...........................................................................................................................................................18
7. SERIAL INTERFACE............................................................................................................................19
7.1 SPECIFICATIONS ....................................................................................................................................................19
7.2 EXPLANATION OF INPUT /OUTPUT SIGNALS ...........................................................................................................20
7.3 DATE CONFIGURATION...........................................................................................................................................21
7.4 ERROR DETECTION ...............................................................................................................................................22
7.5 DATA RECEIVING CONTROL....................................................................................................................................22
7.6 BUFFERING ...........................................................................................................................................................22
7.7 ELECTRICAL CHARACTERISTICS .............................................................................................................................23

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8. ERROR HANDLING...............................................................................................................................24
8.1 PERIPHERAL CIRCUIT ERRORS ...............................................................................................................................24
8.2 OPERATION ERRORS..............................................................................................................................................25
8.3 ERROR INDICATION ...............................................................................................................................................26
9. PRINTER MECHANISM CONTROL SYSTEM..................................................................27
9.1 THERMAL HEAD CONTROL SYSTEM (DIVISION DRIVING SYSTEM)...........................................................................27
9.1.1 Fixed Division Number System......................................................................................................................27
9.1.2 Variable Division Number System..................................................................................................................27
9.2 MOTOR DRIVE ......................................................................................................................................................28
9.2.1 Motor Drive Features....................................................................................................................................28
9.2.2 Maximum Motor Drive Speeds at Major Voltage............................................................................................28
10. PRINT CONTROL FUNCTIONS.................................................................................................29
10.1 COMMAND LIST ..................................................................................................................................................29
10.2 COMMAND DETAILS............................................................................................................................................30
10.2.1 Description of Items.....................................................................................................................................30
10.2.2 Details.........................................................................................................................................................31
11. CHARACTER CODE TABLE........................................................................................................77
11.1 INTERNATIONAL ..................................................................................................................................................77
11.2 JAPANESE............................................................................................................................................................78
11.3 INTERNATIONAL CHARACTER SET........................................................................................................................79
APPENDIX 1. BLOCK DIAGRAM........................................................................................................................80
APPENDIX 2. OUTER DIMENSION.....................................................................................................................81

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1. OUTLINE
This control boards is designed to be used to control our thermal printer, "LT-286" series through the
computer etc.
As being provided with many abundant functions, it can be used widely in various applications.
Before you start using it, read this manual thoroughly and understand the content.
1.1 Features
(1) Ultra compact
(2) Both interface of Serial and Parallel can be selected by dip switch.
(3) Input buffer incorporated.
(4) Bar code printing is available.
(5) Auto paper cutter control incorporated.
(6) User-defined character registration function (94 characters)
1.2 Precaution
(1) Make sure to turn OFF the power supply in case of connecting / disconnecting the connectors.
(2) Absolutely do not make a short circuit between the terminals of connectors.
(3) Use power supply, LED, interface etc. following their specifications.
(4) Use the recommended paper shown below.
• Thermal Paper TF50KS-E2(Nippon-Seishi)