GROUP 6: Accessories and Rack Adapters; GROUP 7: Scan Converters and Scalers; and GROUP 8: Cables and Connectors 2 Download up-to-date Kramer user manuals from our Web site at http://www.kramerelectronics.com 3 The complete list of Kramer cables is on our Web site at http://www.kramerelectronics.com Introduction...
Overview The Kramer 900xl is a high-performance power amplifier for line-level stereo audio signals. It accepts either a stereo audio signal on an RCA connector or a stereo audio signal on a 3.5mm mini jack. It delivers a speaker output of 10 watts RMS per channel into a 4-ohm load on a 10A 4-pin terminal block connector.
Your 900xl Power Amplifier Figure 1, Figure 2, Table 1, and Table 2 define the unit. Figure 1: 900xl Power Amplifier – Top, Front, and Rear Views Table 1: 900xl Power Amplifier Front, and Rear Functions Feature 12V DC Connector...
Figure 2: 900xl Power Amplifier – Underside View Table 2: 900xl Power Amplifier Underside Functions Feature LEVEL L/H Switch PROG ON Switch Your 900xl Power Amplifier Input level – low / high gain; set to low in case of distortion...
Connecting the 900xl Power Amplifier Connecting the 900xl Power Amplifier To connect the 900xl, as illustrated in Figure 3, perform the following: 1. Connect an unbalanced stereo audio source (for example, a computer audio line out) to the IN 1 mini jack connector.
Operating the 900xl Power Amplifier Connecting a PC You can control the 900xl with a PC (or other controllers) via the RS-232 port using serial commands. To connect a PC to the 900xl: Connect the RS-232 9-pin D-sub port on your PC to the RS-232...
Using Serial Commands To operate your device using serial commands, you need to install Kramer's control software For an explanation of all control commands, see sections 8 and 9. Technical Specifications 900xl technical specifications are shown in Table 3: Table 3: 900xl Technical Specifications...
Hex Table Table 4 lists the Hex values (described in section 9) for the 900xl: Instruction # 2. Switch Audio 22. Gain Control 24. Increase/Decrease Audio Parameter Kramer Protocol 2000 The 900xl is compatible with Kramer’s Protocol 2000, version 0.50. This RS-232/RS-485 communication protocol uses four bytes of information as defined below.
9 - Protocol 2000 revision 1 - number of inputs 2 - for audio 2 - number of outputs 3 - number of setups KRAMER: SIMPLE CREATIVE TECHNOLOGY NOTE OUTPUT 4, 3 3, 4, 6 2, 11 6, 20, 24...
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16X16 matrices are configured to make a 48X32 system (48 inputs, 32 outputs), the reply to the HEX code would be HEX codes Kramer Protocol 2000 81 (i.e. 128dec+ 3dec for 2nd byte, 128dec+ 5dec for 3rd byte).
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For the latest information on our products and a list of Kramer distributors, visit our Web site: www.kramerelectronics.com where updates to this user manual may be found. We welcome your questions, comments and feedback. Safety Warning: Disconnect the unit from the power supply before opening/servicing.
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