User manual PANASONIC WJ-HDE300

[. . . ] Extension Unit Instructions Model No. WJ-HDE300 Extensio n Unit WJ-HDE 300 Before attempting to connect or operate this product, please read these instructions carefully and save this manual for future use. WARNING: · To prevent fire or electric shock hazard, do not expose this appliance to rain or moisture. The apparatus shall not be exposed to dripping or splashing and that no objects filled with liquids, such as vases, shall be placed on the apparatus. · All work related to the installation of this product should be made by qualified service personnel or system installers. CAUTION: · Read the label on the rear of the unit for identification of this product, and the power ratings. For Canada CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This Class A digital apparatus complies with canadian ICES-003. Cet appareil numérique de la classe A est conforme à la norme NMB-003 du Canada. CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). [. . . ] · Refer to the dealer for the compatible HDDs with this unit. · The replaced/added HDDs will be formatted. SINGLE mode: Only the replaced/added HDD will be formatted. For example, when the HDD 4 of the extension unit 2 is replaced, only the HDD4 of the extension unit 2 will be formatted. RAID 5 mode: All HDDs of the extension units will be formatted when a new HDD is added or a preinstalled HDD is removed. For example, when the HDD 4 of the extension unit 2 is added, all HDDs of the extension unit 2 will be formatted. · Data readout will not be performed when the HDD positions are changed after once the system has been operated. Case 1: When the rear of the units is accessible, turn off the power switches of the digital disk recorder and extension units, then detach all the power plugs from the outlets. POWER Case 2: When the rear of the units is inaccessible, for example mounted in a rack, open the setup menu of the digital disk recorder and set the HDD safety mode to ON (default position). The extension units will turn to the HDD power-off mode. Refer to the Operating Instructions included with the digital disk recorder for details on it. 2. Detach the front cover and the front panel. 2-1 Remove the two screws. 2-1 9 2-2 Slide the front cover to the left. 2-3 Pull the front cover toward you. 3. Remove two of the HDD mounting brackets. · Remove the four screws and pull the brackets toward you. 2-3 2-2 2-3 2-4 Disconnect the harness. 2-4 · When replacing an HDD, remove it from the bracket. 4. Prepare the HDDs to be fixed on the brackets. · Release the static electricity from your body before touching the HDDs. · Put the conductive bag (in which the HDD was packed) on a soft surface and place the HDD on it with the circuit board side down. 5-2 Tighten the four screws (supplied) to fix the HDD on the bracket. 5-3 Repeat above steps to fix all the HDDs on the bracket. Do not use an electric screwdriver to fix them. Recommended tightening torque = 0. 49 N · m {5 kgf · cm} 2-5 Remove the six screws (marked with ) and detach the thin metal plate covering the front side. 5. 2 -5 2-6 Disconnect the cables when adding or replacing the HDD. 2-6 6. Set all the HDDs as master using the jumper connector. Note: This setting is subject to change without notice. Refer to the diagram attached on the HDD or the operating instructions of the HDD for the jumper connector assignment. 10 7. Place the brackets with the fixed HDDs into the unit and fix them using the four screws removed in step 3. · Do not use an electric screwdriver to fix them. Recommended tightening torque = 0. 784 N · m {8 kgf · cm} 11. [. . . ] In recovery process of RAID5 Automatic periodic (every 5 seconds) data check in RAID5 The HDD to be recovered may be faulty. Size of the new HDD may be smaller than before although nominally same. The HDDs have not been replaced correctly. The cables are not connected correctly to the HDDs. [. . . ]