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Summary of Contents for Zachry K475
- Page 1 Zachry K475 Zachry K1200D Owner’s Manual K-Series Compact K-Series Compact Amplifiers Amplifiers...
- Page 2 Dealer's Name______________________ Date of Purchase____________________ Installation Shop____________________ CAUTION ! Prolonged listening at extremely high levels may result in hearing loss. Even though your new Zachry Car Audio amplifier sounds better than anything you've heard, exercise caution to prevent hearing damage .
- Page 3 FEATURES COMPACT SIZE AND TINY FOOTPRINT. DOUBLE SIDE PCB AND SMD COMPONENTS. FULL MOSFET DESIGN. LPF AND HPF CROSSOVER. ADJUSTABLE BASSBOOST. 1-OHM LOAD STABLE FOR K1200D . NOISE FREE DESIGN. OVERLOAD, OVERHEAT, HIGH/LOW VOLTAGE PROTECTION. RoHS COMPLIANT.
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Page 4: Gain Control
ZACHRY CAR AUDIO CONTROL FUNCTIONS 1. SPEAKERS Connect speakers/subwoofers to these terminals. Be sure to check wire for proper polarity. Never connect the speaker cables to chassis ground. 2. +12 Volt Power Connect this terminal through a FUSE or CIRCUIT BREAKER to the positive terminal of the vehicle battery or the positive terminal of an isolated audio system battery. -
Page 5: Panel Layout
The red LED will light up and will be flashing if there is a fault presented to the amplifier. Please disconnect the amplifier and resolve the fault before reconnecting the amplifier. PANEL LAYOUT Fig 1. 4-ch amplifier panel layout K475 Hi-Fi Car Amplifier Zachry K475 Zachry K475... -
Page 6: Wiring Diagram
ZACHRY CAR AUDIO PANEL LAYOUT Fig 2. Mono amplifier panel layout K1200D Digital Car Amplifier Zachry K1200D WIRING DIAGRAM Fig 3. Mono amplifier wiring ( single woofer load) Zachry K1200D FUSE REMOTE signal Source Unit RCA signal 1 OHM MINIMUM... -
Page 7: Installation Precautions
*Equivalent parallel woofer load cannot be less than the minimum load rating. The 2 negative terminals are paralleled inside the amplifiers, as are the 2 positive terminals. These are monoblock amplifiers, not multi-channel amplifiers. Minimum load for Zachry K1200D is 1 ohm. -
Page 8: Connecting The Amplifier
5. Connect all the inputs with high-quality cables. Connect Remote Control if necessary. 6. Insert fuse(s) into the battery fuse holder(s). 7. If using the rear channel of the Zachry K475 for a subwoofer, bridge the channels by using the Left “+” and the Right “-“ terminals. - Page 9 WIRING DIAGRAM Fig 6. Zachry K475 amplifier wiring (3-channel mode) CROSSOVER CROSSOVER Zachry K475 FUSE REMOTE signal 4-Ohm to 8-Ohm Source Unit RCA signals RCA signals K475 Hi-Fi Car Amplifier...
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Page 10: Troubleshooting
ZACHRY CAR AUDIO TROUBLE SHOOTING Symptom Possible Remedy Amplifier Check to make sure you have a good ground connection. will not Check that there is battery power on the (+)terminal . power up Check all fuses, replace if necessary . -
Page 11: Specifications
SPECIFICATIONS Zachry K1200D Zachry K475 Model 1200Wrms Description 4 X 75Wrms Mono RMS power at 14.4V 1 Ohm Load 1200 Wrms 700 W 2 Ohm Load 4 X 120 W 4 Ohm Load 4 X 75 W 450 W Features Input Level 0.2~5V... - Page 12 K-Series Compact Amplifiers...
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