16CAUTIONThese servicing instructions are for use by qualified service personnel only. To reduce the risk of electric shock do notperform any servicing other than that contained in the operating instructions unless you are qualified to do so.The following is the installation flow of this unit.• Checking Board Composition• Switch Settings for Video Input Main Board (Refer to p. 17.)• Switch Settings for Video Output Main Board (Refer to p. 18.)• Mounting Video Input and Output Boards (Refer to p. 19.)• Board Mounting Procedure (Refer to p. 20.)• Installing the Main Unit (Refer to p. 21.) Checking Board CompositionBy mounting additional video input and output boards, up to 256 cameras and 32 monitors can be connected to this unit. Youwill choose one of the composition types described in the following diagram. Check how many video input boards, video out-put boars, and card cages are required, according to the number of cameras and monitors.Note: Refer to p. 19 for the figures describing the composition types.Notes:• When using 9 or more recorders, 2 sets of additionalvideo output board are required even if you use 16 orless monitors.• External monitors directly connected to recorders canbe excluded from the total number of monitor in the dia-gram.• When connecting monitors directly to recorders, thetotal numbers of these recorders can be excluded from"Total number of cameras and recorders" in the dia-gram.• Use the following models for system expansion.Video input board: WJ-PB65C32Video output board: WJ-PB65M16Card Cage: WJ-SX650U• To connect Card Cage WJ-SX650U, Expansion CableKit WJ-CA65L07K (Option) or WJ-CA65L20K (Option) isrequired.• To record camera images by using a recorder, D-sub/BNC Video Cable WJ-CA68 (Option) is required.• The maximum set numbers of additional boards are asfollows.Video input board: Max. 7 setsVideo output board: Max. 1 setsBoard sets exceeding these total numbers cannot bemounted even some expansion slots are unused.InstallationsTotal numbers ofcameras andrecorders1 to 32Total number ofmonitorsAdditional sets ofvideo input boardAdditional sets ofvideo outputboardAdditional cardcagesComposition type(Refer to p. 19.)1 to 16 0 0 0 Type 117 to 32 0 1 0 Type 233 to 64 1 to 16 1 0 0 Type 317 to 32 1 1 1 Type 465 to 96 1 to 16 2 0 1 Type 517 to 32 3 1 1 Type 697 to 128 1 to 16 3 0 1 Type 717 to 32 3 1 1 Type 8129 to 160 1 to 16 4 0 1 Type 917 to 32 4 1 2 Type 10161 to 192 1 to 16 5 0 2 Type 1117 to 32 6 1 2 Type 12193 to 224 1 to 16 6 0 2 Type 1317 to 32 6 1 2 Type 14225 to 256 1 to 16 7 0 2 Type 1517 to 32 7 1 3 Type 16