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User’s Manual
P/2 DA8 and P/2 DA12 Series
VGA Distribution Amplifiers
68-1475-01
Rev. A
04 08
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Precautions Safety Instructions • English Warning Power sources • This equipment should be operated only from the power source This symbol is intended to alert the user of important indicated on the product. This equipment is intended to be used with a main power operating and maintenance (servicing) instructions in system with a grounded (neutral) conductor. The third (grounding) pin is a safety the literature provided with the equipment. feature, do not attempt to bypass or disable it.
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警告 安全须知 • 中文 电源 • 该设备只能使用产品上标明的电源。 设备 这个符号提示用户该设备用户手册中 必须使用有地线的供电系统供电。 第三条线 有重要的操作和维护说明。 （地线）是安全设施，不能不用或跳过。 拔掉电源 • 为安全地从设备拔掉电源，请拔掉所有设备后 这个符号警告用户该设备机壳内有暴 或桌面电源的电源线，或任何接到市电系统的电源线。 电源线保护 • 妥善布线， 避免被踩踏，或重物挤压。 露的危险电压，有触电危险。 维护 • 所有维修必须由认证的维修人员进行。 设备内部 注意 没有用户可以更换的零件。为避免出现触电危险不要自 阅读说明书 • 用户使用该设备前必须阅读并理 己试图打开设备盖子维修该设备。 解所有安全和使用说明。 通风孔 • 有些设备机壳上有通风槽或孔，它们是用来防止 保存说明书 • 用户应保存安全说明书以备将来使 机内敏感元件过热。 不要用任何东西挡住通风孔。 用。 锂电池 • 不正确的更换电池会有爆炸的危险。 必须使用 遵守警告 • 用户应遵守产品和用户指南上的所有安 与厂家推荐的相同或相近型号的电池。 按照生产厂的 全和操作说明。 建议处理废弃电
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Table of Contents Chapter One • Introduction .................................................... 1-1 About This Manual .................................................................... 1-2 Description of P/2 DA8 and P/2 DA12 Series .................... 1-2 Features of P/2 DA8 and P/2 DA12 Series ......................... 1-3 Chapter Two • Installation and Operation ................... 2-1 Installation Overview ............................................................... 2-2 Mounti
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Table of Contents, cont’d ii P/2 DA8 and P/2 DA12 • Table of Contents
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P/2 DA8 and P/2 DA12 Series Chapter One 1 Introduction About this Manual Description of P/2 DA8 and P2 DA12 Series Features of P/2 DA8 and P2 DA12 Series
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Introduction About This Manual This manual contains information about the Extron P/2 DA8, P/2 DA8 A, P/2 DA12 and P/2 DA12 A distribution amplifiers with instructions on how to mount, install, and operate these units. Unless otherwise specified, references to "the distribution amplifier" in this manual relate to the features or operation of all four of these models. Description of P/2 DA8 and P/2 DA12 Series The Extron P/2 DA8 and P/2 DA12 series are a family of high performance VGA-QXGA d
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Features of P/2 DA8 and P/2 DA12 Series Bandwidth — 350 MHz (-3dB) RGB video bandwidth, fully loaded, which is compatible with resolutions from VGA to QXGA. Wide range of compatible signal types and resolutions — all models are able to accept and distribute RGBHV, RGBS, RGsB, RsGsBs, YUV (tri-level and bi-level sync), S-video and composite video signals. Power LED — located on front panel. It has a dual purpose as power indicator and input signal status. Sync Impedance DIP Switches — fo
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Introduction, cont’d 1-4 P/2 DA8 and P/2 DA12 • Introduction
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P/2 DA8 and P/2 DA12 Series Chapter Two 2 Installation and Operation Installation Overview Mounting the Distribution Amplifier Front Panel Features Rear Panel Features Operation Troubleshooting
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Installation and Operation Installation Overview The distribution amplifiers can be mounted on tabletops, in racks and under furniture. Through-desk mounting is not recommended for these products. To install these units, follow these steps: 1. Turn off all electrical equipment. Make sure that the input sources, the distribution amplifier, and the output displays are all turned off, disconnected from their power sources, and connecting cables have been removed. 2. Mount the unit (see "M
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overloading might have on overcurrent protection and supply wiring. Give appropriate consideration to the equipment nameplate ratings when addressing this concern. 5. Reliable earthing (grounding) — Maintain reliable grounding of rack-mounted equipment. Pay particular attention to supply connections other than direct connections to the branch circuit (such as the use of power strips). Rack mounting procedures The units can be rack mounted, using the MBD 149 mounting kit (part #70-077-
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Installation and Operation, cont’d Under-desk mounting Mount the unit under a desk or podium using the optional Extron MBU 149 kit (part #70-222-01) as follows: 1. Remove rubber feet if these have been installed on the bottom of the unit. 2. Using the provided #8 screws, attach the mounting brackets to the distribution amplifier (four screws on each side, as shown below in figure 2). Mounting Screws (2 Plcs) Each Side #8 Screw (4 Plcs) Each Side Figure 2-2 — Under-desk mounting the int
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P/2 DA8 and P/2 DA12 • Installation and Operation 2-5
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Installation and Operation, cont’d Front Panel Features The front panels in the figure below show the P/2 DA8 series (upper panel) and P/2 DA12 (lower panel). SYNC IMPEDANCE 12 3 4 5 ON ON OFF 12 3 4 5 P/2 DA8 Series DISTRIBUTION AMPLIFIER 1 2 SYNC IMPEDANCE 1234 56 7 ON ON OFF 12 3 4 5 67 P/2 DA12 Series DISTRIBUTION AMPLIFIER Figure 2-3 — Front panel features Power LED — indicates power and input signal status. When a the unit is receiving power, the LED is illuminated orange/ amber. When
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Rear Panel Features All power, input and output connections are located on the rear panels of all models, as shown in the figure below. 100-240V 0.3A 1 3 VIDEO OUTPUTS 5 7 MUTE A3 1 57 INPUT 2 4 6 8 P/2 DA8 24 68 50/60 Hz 100-240V 0.3A VIDEO OUTPUTS AUDIO OUTPUTS MUTE 1 3 5 7 L1 R L3 R L5 R L7 R A3 1 57 INPUT 2 4 6 8 P/2 DA8 A L2 R L4 R L6 R L8 R 24 68 50/60 Hz 3 4 5 6 7 8 100-240V 0.3A VIDEO OUTPUTS AUDIO OUTPUTS MUTE 1 3 5 7 9 11 L1 R L3 R L5 R L7 R L9 R L11R A3 1 57 911 INPU
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Installation and Operation, cont’d Operation After the distribution amplifier and its connected devices are powered up, the system is fully operational. If any problems occur, ensure that the cables are properly routed and connected. Sync impedance switches SYNC IMPEDANCE To solve laptop compatibility issues on the 1234 56 7 ON ON video input, or reflection problems on the video output, use these dip switches to OFF 12 3 4 5 67 correct for sync impedance mismatches. Switch 1 (sync input im
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Video Input and Output Connections All models are able to accept RGBHV, RGBS, RGsB, RsGsBs, YUV (tri-level and bi-level sync), S-video and composite video, and resolutions from VGA (640 x 480) to QXGA (2048 x 1536). The signal is distributed without modification: the output format follows the input format. To make input and output connections with other devices, follow these instructions: 1. Turn off the power to the distribution amplifier and the video source. 2. Connect the video sour
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Installation and Operation, cont’d Audio input For models P/2 DA8 A and P/2 DA12 A, use a female 3.5 mm mini Tip Ring Sleeve (TRS) connector to provide an unbalanced audio input. Switch off power to the distribution amplifier and INPUT audio source. Connect the audio source to the audio input socket on the rear Audio Input panel of the distribution amplifier. Wiring for the TRS connector is shown in the figure below. Tip (L) Ring (R) Tip Left + Ring Right + Sleeve Ground Sleeve ( ) 3.
