LEETEK Model LTK-1000 Transmitter Operating Manual .
LEETEK TABLE OF CONTENTS 1. Warranty ...............................................................................................................................3 2. LEETEK Sales and Service Office ..........................................................................................4 3. Appearance and Accessory Check .........................................................................................4 4. Operating Environment ....................................................................
LEETEK WARRANTY LEETEK Warrants that this product will be free from defects in materials and workmanship for a period of one year from the date of shipment. During the warranty period, LEETEK Company will, at its option, either repair or replace products that prove to be defective. For warranty service or repair, Customer must notify LEETEK of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service.
LEETEK LEETEK Sales and Service Office If you have a problem with your Pager Transmitter, call or write to our Technical Support specialists. Product Support LEETEK Company Limited TEL : 82-32-678-8605~6 FAX : 82-32-682-8605 E-mail : leetek2001@yahoo.co.kr #24-2 Samjeong-dong, Ojeong-gu, Puchon-city, Kyunggi-do, Korea. Appearance and Accessory Check When Pager Transmitter is delivered, check for damage in appearance that could have occurred during its transportation.
LEETEK a. b. c. d. Wrap this equipment, in appropriate shock absorbing materials and put it in a corrugated cardboard box at least 5 mm thick. (If shipping to a LEETEK Service Office, attach a tag indicating the type of service required, return address, model number and full serial number.) Wrap its accessories separately in the same shock absorbing material and put them in the same corrugated cardboard box together with this equipment. Fasten the corrugated cardboard box with packing strings.
LEETEK Specification Carrier Frequency: 457.575MHz +/-200Hz Stability : +/-1.5ppm -10? to 50? , +/-1.0ppm/year Aging FM Modulation: Deviation: 4.5kHz FM Accuracy: +/-5% 4.275 < 4.5 < 4.725 kHz Data Rate: 1200 BPS à 600Hz +/- 5Hz 512 BPS à 256Hz +/- 5Hz Residual FM: Less than 5Hz, 300Hz HPF and 3kHz LPF RF Output: 26dBm +/-1dB Maximum (0.4W ) Message: Numeric, 7digit Maximum Address Range: 0000008-0009992 .capcode 7 figure (increase multiple of 8) Frequency and data rate setting: Through RS-232C connector.
LEETEK Key Functions 1 3 2 4 8 5 9 6 10 7 11 1 DC Input Connector ( 9V Adapter Input ) 2 12 RS-232C Connector (Used for PC connection) 3 RF Output (Connect to Helical Antenna) 4 ADR : Address (CAP Code) entry mode. ( 0 ~ 1248 ) 5 TONE : Alert Tone entry mode. ( A, B, C, D ) 6 MSG 7 FCN : Access 2 key Function of a key when FCN key is pressed first. : Message entry mode.
LEETEK FCN + 6 : Select “Out of Range: On” Mode (Pager Mode) FCN + 7 : Select “Out of Range: Off” Mode (Pager Mode) FCN + 8 : Sleep Mode all “Off” FCN + 9 : Select “Out of Range On/Off” Mode (Transmitter Mode) FCN + 0 : Set value “Transmitter Interval(Out of Range)” 01~15 sec FCN + * : Select “baud rate 1200/512 BPS” 8 BS : During numeric entry from key pad, ï key works as Back Space. 9 TAB : Move the parameter 10 ENTER : During numeric data entry, Enter key completes the data entry.
LEETEK Use Tab key to set ID Mode . If LTK-1000 power is initialized, Individual ID Mode l When select “Out Of Range ID” Mode, don’t access “Signal Transmitting” Note: While entering numeric data from the key pad, BS Key deletes 1 digit. Actually, the receiver unit address is 7 digits. 3 digits from the front is “fixed address”, which can be used “Receiver group index”. You can change “Fixed address” by pressing FCN + # + 8 + 0 . Refer to “Function Key Operation”, page 14. Step 2.
LEETEK Function Key Operation Function Selection Key, FCN key + Number Key select a function.
LEETEK Remote Operation Using PC LTK-1000 supports high speed RS-232C serial interface for remote operation under PC control. A standard 9-pin RS-232C connector is located at the left side. Any communication program (such as WINDOW 95/98 Hyper Terminal) could be used for simple tasks. Complex tasks can be automated using PC programming. Remote/Local mode Control Mode can be changed by RS-232C command, “REMOTE ” or “LOCAL”. - Remote Mode: RS-232C PC Control is only available.
LEETEK A. Connect 9 pin D type RS-232 cable between PC COM 1 port and LTK-1000. B. Turn LTK-1000 power on. C. Type in a RS-232 command (Ex: “Remote”) on “LTK-1000 Hyper Terminal” screen and press Enter on PC keyboard. LTK-1000 returns “OK” or Error Data signal. Programming in Windows 95/98 1 Programming Procedure A. Port select(COM1-COM4) B. Set-up Baud Rate(9600 bps), Parity Bit(None), Data Bit(8 bit), Stop Bit(1 bit) C. Open selected COM Port. D. Send RS-232C Command string to the COM Port. E.
LEETEK Example 2) Check "OK" is received in input Buffer Private Sub MSComm1_OnComm() ` Triggers when TX or RX event occurs If MSComm1.CommEvent = 2 Then ` event in input Buffer Text1.Text = MSComm1.
