Cambridge Audio 651A - Manuals

Page 2 - Make sure you register your purchase.; By registering, you’ll be the first to know about:

2 Contents Introduction Introduction .............................................................................................. 2 Important safety instructions .................................................................. 3 Limited warranty .....................................................

Page 3 - azur; Important safety instructions; WEEE symbol

3 651A azur Important safety instructions For your own safety please read the following impor tant safetyinstructions carefully before attempting to connect this unit to the mainspower supply. They will also enable you to get the best performance fromand prolong the life of the unit: 1. Read these i...

Page 4 - Limited warranty

4 Limited warranty Ventilation IMPORTANT – The unit will become hot when in use. Do not place anything on top of the unit. Do not place in an enclosed area such as a bookcaseor in a cabinet without sufﬁcient ventilation. Ensure that small objects do not fall through any ventilation grille. If thisha...

Page 5 - Rear panel connections; AC power socket; Connecting a turntable; USB interface

5 651A azur Rear panel connections Power On/Off Switches the unit on and off. This switch is a master on/off control thatcompletely powers down the unit. AC power socket Once you have completed all connections to the ampliﬁer, plug the AC power cable into an appropriate mains socket and turn the uni...

Page 6 - Connections; Record out connection; Basic connection

6 Connections Note: Before making any connections, make sure that the 651A is turnedoff. When designing our ampliﬁers we include features that allow you toconnect your system in various ways. The inclusion of features such asPre-Out and Speaker B connections mean that you can ﬂexibly conﬁgureyour sy...

Page 7 - Speaker B connections

7 651A azur Pre-Out connections The Pre-Out sockets are for connecting to the input sockets of a powerampliﬁer, or active subwoofer. The diagram below shows how to connectthe ampliﬁer to an active subwoofer via either a mono Sub in or StereoLine In inputs on the subwoofer. Line In Sub In ENGLISH Spe...

Page 8 - USB audio connections

8 Connections cont. USB audio connections The diagram below shows how to connect the ampliﬁer to a personalcomputer via USB connection. Connect a USB ‘B-A’ type lead from the651A USB input to one of the USB ports on the PC. The 651A is USB 1.1 (Full-speed) USB port compatible and support USBAudio 1....

Page 9 - Front panel controls

9 651A azur Front panel controls Standby/On Switches the unit between Standby mode (indicated by dim power LED)and On (indicated by bright power LED). Standby is an eco power modewhere the power consumption is less than one watt. The unit is designedso that it can be left safely in Standby mode when...

Page 11 - Over temperature detection

11 651A azur ENGLISH CAP5: Five-way protection system Cambridge Audio has developed a proprietary protection system toensure reliability and long life of its ampliﬁers. This protection systemcomprises ﬁve main protection methods: 1. DC detection Indicator – Unit has switched off during operation, pr...