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Instruction Manual

EN

Keyboard Port
Expanders

LTC 8714, LTC 8715 Series

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Summary of Contents for LTC 8714

Page 1: ...Instruction Manual EN Keyboard Port Expanders LTC 8714 LTC 8715 Series ...

Page 2: ...re electrical shock or other hazards 9 Safety Check Upon completion of servicing or repairs to the unit ask the service technician to perform safety checks to ensure proper operating condition 10 Power Sources Operate the unit only from the type of power source indicated on the label If unsure of the type of power supply to use contact your dealer or local power company For units intended to opera...

Page 3: ... extreme care should be taken to keep from touching power lines or circuits as this contact might be fatal U S A models only refer to the National Electrical Code Article 820 regarding installation of CATV systems For Rack mount Product 1 Ventilation Do not place this equipment in a built in installation or rack unless proper ventilation is provided or the manufacturer s instructions were followed...

Page 4: ...o communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increa...

Page 5: ...G 6 2 SERVICE 6 3 DESCRIPTION 6 4 INSTALLATION 7 4 1 Power 7 4 2 Mounting 7 4 3 Cover Removal 7 4 4 DIP Switch Settings 7 4 5 Connections 9 5 OPERATION 10 6 ILLLUSTRATIONS 11 LTC 8714 and 8715 Series Instruction Manual Table of Contents EN 5 Bosch Security Systems May 23 2005 ...

Page 6: ...ontroller system A single LTC 8714 Series unit can be used to interface up to eight Allegiant Series keyboards with an Allegiant system A single LTC 8715 Series unit is used to interface up to four 4 LTC 8714 Series expanders in a system Multiple LTC 8715 Series expanders can be used along with multiple LTC 8714 Series expanders to provide up to 64 keyboards in a system The actual number of units ...

Page 7: ...ways be unplugged before removing the cover and remain unplugged while the cover is removed The cover is fastened to the chassis by two screws on the bottom near the rear of the unit Disassembly is as shown in FIGURE 1 Figure 1 Top Cover Removal 4 4 DIP Switch Settings The LTC 8714 Series Keyboard Port Expanders and the LTC 8715 Expander communicate with the Allegiant Series main bay and the Alleg...

Page 8: ...ntrol variable speed AutoDome Series cameras 4 4 2 DIP Switch Settings LTC 8715 Series S401 DIP Switch Verify that switches 1 2 and 3 are ON and all others are OFF S402 DIP Switch Verify that switches 1 2 and 3 are ON and all others are OFF if the LTC 8715 will have LTC 8714 units connected directly to it Verify that switches 1 2 3 and 5 are ON and all others are OFF if the LTC 8715 will have othe...

Page 9: ...of the cable to the connector marked SYSTEM on the LTC 8714 Series unit Connect the other end of the cable to the connector marked COMM2 on the Allegiant Series system see FIGURE 9 4 5 2 Expanding Beyond Eight Keyboards Using the LTC 8714 Series Keyboard Port Expanders with the LTC 8715 Series Expander In order to expand beyond eight keyboards the use of an LTC 8715 Series unit in conjunction with...

Page 10: ...e LTC 8714 Series Keyboard Port Expander The system Rx LED will flash whenever data is being received from the Allegiant system or from an LTC 8715 Series Expander Data is also occasionally sent from the Allegiant system to reflect applicable system changes and on an occasional basis to maintain current system status The port LEDs on the LTC 8714 Series Keyboard Port Expander will indicate active ...

Page 11: ...nd 8 Ground 9 Ground PORT 1 PORT 2 PORT 3 PORT 4 PORT 5 PORT 6 PORT 7 PORT 8 ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE Rx Tx SYSTEM POWER SYSTEM PORT 1 PORT 2 PORT 3 PORT 4 PORT 5 PORT 6 PORT 7 PORT 8 Figure 3 LTC 8714 Series Front and Back Panels 6 5 4 3 2 1 Figure 4 Keyboard Ports 1 through 8 1 2 3 4 5 6 7 8 9 Figure 5 System Port Female 9 pin D sub Connector 6 ILLUSTRATIONS Bosch ...

Page 12: ... Ground 9 Ground Rx Rx Rx Rx Rx Tx Tx Tx Tx Tx KB EXP1 KB EXP2 KB EXP3 KB EXP4 SYSTEM POWER SYSTEM PORT 1 PORT 2 PORT 3 PORT 4 Figure 6 LTC 8715 Series Front and Back Panels 1 2 3 4 5 6 7 8 9 Figure 7 Ports 1 through 4 Female 9 pin D sub Connector 1 2 3 4 5 6 7 8 9 Figure 8 System Port Female 9 pin D sub Connector 9 pin Male 9 pin Male Main CPU Expander Comm 2 System Connector Connector 1 No Conne...

Page 13: ...ction Box Cable Supplied with Keyboard LTC 8557 Remote Keyboard Site Junction Box LTC 8557 Local CPU Site Junction Box User Supplied Shielded Twisted Pair Power Pack Cable Supplied with LTC 8714 Series Keyboard Port Expanders LTC 8714 Series Keyboard Port Expanders RearView LTC 8600 Series or LTC 8800 Series Allegiant Main Bay RearView Cable Supplied with LTC 8557 Kit PORT 1 PORT 2 PORT 4 PORT 3 P...

Page 14: ...ble Supplied with LTC 8715 Series Expanders LTC 8715 Series Expanders RearView LTC 8800 Series Allegiant Main Bay RearView PORT 1 PORT 2 PORT 3 PORT 4 PORT 5 PORT 6 PORT 7 PORT 8 SYSTEM PORT 1 PORT 2 PORT 3 PORT 4 PORT 5 PORT 6 PORT 7 PORT 8 SYSTEM PORT 1 PORT 2 PORT 3 PORT 4 PORT 5 PORT 6 PORT 7 PORT 8 SYSTEM PORT 1 PORT 2 PORT 3 PORT 4 SYSTEM Figure 10 Typical LTC 8714 Series Keyboard Port Expan...

Page 15: ...ards 9 40 Keyboards 41 72 Keyboards 73 104 Keyboards 105 120 LTC 8714 Seies Expanders Rear View PORT 1 PORT 2 PORT 3 PORT 4 SYSTEM PORT 1 PORT 2 PORT 3 PORT 4 SYSTEM PORT 1 PORT 2 PORT 3 PORT 4 SYSTEM CONTROLLER COM1 COM2 CONSOLE BIPHASE ALARM 1 2 3 4 5 6 7 8 KEYBOARD LAN PORT 1 PORT 2 PORT 3 PORT 4 SYSTEM PORT 1 PORT 2 PORT 3 PORT 4 SYSTEM Dotted line indicates future LTC 8900 capacity Figure 11 ...

Page 16: ...urity sales us bosch com http www boschsecurity us Europe Middle East Africa Bosch Security Systems B V P O Box 80002 5600 JB Eindhoven The Netherlands Phone 31 0 40 27 83955 Fax 31 0 40 27 86668 emea securitysystems bosch com http www boschsecurity com Asia Pacific Bosch Security Systems Pte Ltd 38C Jalan Pemimpin Singapore 577180 Phone 65 6319 3450 Fax 65 6319 3499 apr securitysystems bosch com ...

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