Bogen-SCR25A-Operation-Manual 电路图 维修手册.pdf
《Bogen-SCR25A-Operation-Manual 电路图 维修手册.pdf》由会员分享,可在线阅读,更多相关《Bogen-SCR25A-Operation-Manual 电路图 维修手册.pdf(1页珍藏版)》请在收音机爱好者资料库上搜索。
1、Model SCR25A Cal l -In Modul e 2009 Bogen Communications, Inc. Al l rights reserved. Specifications subject to change without notice. 54-5904-01B 1009 50 Spri ng Street, Ramsey, NJ 07446, U.S.A. Tel. 201-934-8500 Fax: 201-934-9832 The model SCR25A Call-In Module is an annunciator l atching control b
2、ank designed for use with Bogen SBA-Series Room Sel ector Panel s. The SCR25A provides 25 sil icon-control l ed rectifiers and programmabl e jumpers, and permits the use of either a momentary switch (such as the Bogen CA17) or a tel ephone handset with fixed cl osure for cal l -in from each staff l
3、ocation. The SCR25A provides annunciator l atching (as needed) to keep the appropriate LED l amp il l uminated until the cal l is acknowl - edged. Jumpers are provided to sel ect the method of cal l -in (momentary switch or fixed cl osure handset). The modul e is connected to the switchbank by a pl
4、ug-in method. Termination is via centerl ine connectors (Panduit or equival ent). CAUTION: The installation of accessory equipment requires the removal of protective covers; exposure of internal components presents an electrical shock hazard. Accessory equipment should be installed by qualified serv
5、ice personnel only. Connections 1. Al ign the SCR25A Cal l -In Modul e with the connector pins l ocated at the rear of the SBA-Series panel and careful l y press into pl ace. 2. Make speaker and annunciator connections directl y to the SCR25A modul e as you woul d to the room sel ector panel . Note:
6、The pins that normal l y woul d not have been used on the SBA-series panel do not appear on the SCR25A panel . Power Requirements 1. Jumper J26 in the upper right hand corner of the SCR25A printed circuit board must be in the Mul ti-Graphic position, as il l ustrated in the diagram on the PC board.
7、2. Connect a wire from one of the pins marked P12, in the l ower right hand corner, to the positive (+) terminal on an external 12V DC power suppl y. Connect the negative (-) terminal on the power suppl y to ground on the MCP35A. If more than one SCR25A is used, paral l el P12 to each SCR25A. Note t
8、hat if onl y one or two SCR25A modul es are used, they can be powered from the +12V terminal on the rear of the MCP35A. Mode Selection For each channel using momentary switch contracts (no SCR) for cal l -in, set the corresponding jumper (J1-J25) to the TOGGLE position (towards l eft, as l ooking at
9、 the rear). For each channel to which a phone or SCR-equipped cal l -in switch (Bogen CA10 or CA11) is connected, set the correspon- ding jumper (J1-J25) to the PHONE positioned (towards right, as l ooking at the rear). For cl arity, two diagrams showing the rel ative positions of jumpers J1-J25 and
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- Bogen-SCR25A-Operation-Manual 电路图 维修手册 Bogen SCR25A Operation Manual 维修 手册
收音机爱好者资料库所有资源均是用户自行上传分享,仅供网友学习交流,未经上传用户书面授权,请勿作他用。



Marshall-9100-62-02-Schematic电路原理图.pdf


