Summary of Contents for TKOKO CH-902H
- Page 1 Public address systems & Commercial sound systems CH-902H Ceiling Speaker www.t-koko.com...
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Page 2: Important Safety Information
CH-902H PREMIUM CEILING SPEAKER INSTALLATION AND OPERATION MANUAL IMPORTANT SAFETY INFORMATION 1、Save the carton packing material even if the equipment has... - Page 3 arrived in good condition. Should you ever need to ship the unit. Use only the original factory packing. 2、Read all documentation before operating your equipment .Retain all documentation for future reference. 3、Follow all instructions printed on unit chassis for proper operation.
- Page 4 13、Do not block fan intake or exhaust ports. Do not operate equipment on a surface or in an Environment which may impede the normal flow of air around the unit,such as a bed,rug. Weathersheet,carpet,or completely enclosed rack.. If the unit is used in an extremely dusty or smoky envronment,the unit should be periodically “blown free”...
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Page 5: Introduction And Contents
The 3/4” titanium tweeter is horn-loaded to maximize high-frequency coverage. Rated at 60 watts,with 70/100V tappings at 7.5,15,30 and 60 watts, the CH-902H also features a 16 ohm transformer bypass setting. Included mounting hardware give ease of installation combined with... - Page 6 RISK ELECTRIC SHOCK DO NOT OPEN CAUTION：TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER （OR BACK） NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. WARNING！ TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE This symbol is intend to ablert the user to the presence of uninsulated “dangerous voltage”...
- Page 7 with an extension cord,receptacle or other outlet unless the blades can be fully inserted to prevent blade exposure . To prevent electric shock, match wide blade of plug to wide slot, fully insert. FEATURES Steel Backcan Tap Selector Attachment Screws Loudspeaker Driver Seconday Support Tab Rotating...
- Page 8 Perforated Press-In Grille INSTALLATION The CH-902H and suppplied mounting hardware has been designed for easy installation while maintaning a high standard of safety.The whole installation process can be completed from below the ceiling,if necessary,although working from both sides of a ceiling title is faster.To ensure a relliable installation,please follow these steps carefully.
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Page 9: Specifications
Note that clearance of 185mm above the lower face of the ceiling is required. Cutout diameter is 223mm.The C-Bracket can be used as a template. SPECIFICATIONS CH-902H Model Low-frequency driver 160mm diameter woofer High-frequency driver 19mm diameter horn loaded tweeter... -
Page 10: Installation
INSTALLATION 6、Selcet power Using a flat-bladed screwdriver,rotate theTap Selector so the correct power setting is adjacent to the arrow.Note that there areseparate 70V and 100V scales,depending on the amplifier being used(see diagram7) The tans formermay also be by passed by selecting thePS position.It may be desirable to leavethe grilles off until commissioning is completed if... - Page 11 If 60W @ 70V is selected,but 100V line amplifier is connected,the speaker will draw up to 120W and damage is likely INSTALLATION 7、Fit grille Carefully insert the perforated grille into the speaker body and press in firmly. To prevent the grille from vibrating loose,ensure that it is fully pressed in.
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