User Manual

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KAC-X621

KAC-PS621

KAC-X521

KAC-PS521

STEREO/BRIDGEABLE฀POWER฀AMPLIFIER฀฀

INSTRUCTION฀MANUAL

1.KAC-X621M1US.indd 04.1.9,2:12PM1

Summary of content (10 pages)

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KAC-X621 KAC-PS621 KAC-X521 KAC-PS521 STEREO/BRIDGEABLE฀POWER฀AMPLIFIER฀฀ INSTRUCTION฀MANUAL ©฀B64-2798-00/00฀(MV) 1.KAC-X621̲M̲1US.indd 1 04.1.
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Safety precautions Cleaning the unit 2WARNING If the front panel gets dirty, turn off the power and wipe the panel with a dry silicon cloth or soft cloth. To prevent injury or fire, take the following precautions: • When extending the ignition, battery, or ground wires, make sure to use automotive-grade wires or other wires with a 8 mm² (AWG 8) or more to prevent wire deterioration and damage to the wire coating.
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Installation Accessories �� Number of Items 4 4 Cover 1 Terminal cover (Power terminal) 1 Hexagon Wrench 1 �� Part name Ext
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Connection * Commercially available parts 2WARNING CENTER UNIT (CD receiver, etc.) To prevent fire caused by a short in the wiring, connect a fusible link or breaker nearby the battery’s positive terminal. RCA cable* RCA cable ground terminal 2CAUTION • If sound is not output normally, immediately turn power off and check connections. • Be sure to turn the power off before changing the setting of any switch.
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Controls KAC-X521/ KAC-PS521 KAC-X621/ KAC-PS621 �� 1 Fuse (KAC-X621/PS621 : 25 A × 3 , KAC-X521/PS521 : 30 A × 2) 2 Battery terminal 3 Ground terminal 4 Power
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Amplifier Control System Indicator �� MENU 2/3 �� Display mode �� 4 Exit Menu mode You can set up the display items as follows: 1 Enter Menu mode Press the [MENU] button. "VOLT"/"CURR"/"TEMP"/"FAN" is displayed.
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Control an Amp from Center Unit Messages that may be displayed on the Center Unit You can control the sound by controlling amplifiers from the Center Unit. When you are selecting an item with the Amp Control, an error status of the amplifier is displayed on the Center Unit. 1 Enter AMP Control mode Select the AMP Control mode by following the 'AMP Control' procedure given on the Operation Manual of the Center Unit.
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System examples  2-channel system  High-power 2-channel subwoofer system � CENTER UNIT � � � Left speaker � � Right speaker CENTER UNIT � �� Left subwoofer (Bridged) Right subwoofer (Bridged) ��
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Troubleshooting Guide What might appear to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Before calling service, first check the following table for possible problems. PROBLEM POSSIBLE CAUSE SOLUTION No sound. (No sound from one side.) (Blown fuse.) • • • • • • • • The output level is too small (or too large). The sound quality is bad. (The sound is distorted.) • The input sensitivity adjusting control is not set to the correct position.
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