Harman Kardon SIGNATURE 1.5 Technical Manual

1
Two Channel Amplifier Harman Kardon SIGNATURE 1.5
TABLE OF CONTENTS
SPECIFICATIONS....................................................................1
Signature 1.5 FRONT PANEL CONTROLS............................2
FEATURES ..............................................................................2
REAR PANEL CONNECTIONS...............................................3
INSTALLATION........................................................................4
OPERATION ............................................................................6
IDLE CURRENT ADJUSTMENT FOR SIGNATURE 1.5.......6
OUTPUT TRANSISTOR REPLACEMENT ..............................6
ON THE SIGNATURE 1.5
TROUBLE SHOOTING ............................................................7
PROTECT MODE ....................................................................7
Signature 1.5 MECHANICAL EXPLODED VIEW....................8
Signature 1.5 MECHANICAL PARTS LIST.............................9
Signature 1.5 PACKING EXPLODED VIEW ...........................9
Signature 1.5 POWER SWITCH/INDICATOR PCBs .............10
Signature 1.5 POWER AMPLIFIER PCB Rev B....................11
Signature 1.5 Electrical Parts List ..........................................12
Signature 1.5 (120V) TRANSFORMER WIRING Rev A........14
Signature 1.5 (120V) TRANSFORMER WIRING Rev B........15
Signature 1.5 (230V) TRANSFORMER WIRING Rev A........16
Signature 1.5 (230V) TRANSFORMER WIRING Rev B........17
INTEGRATED CIRCUITS .......................................................18
Signature 1.5 POWER SWITCH/INDICATOR........................19
SCHEMATIC (1 of 1)
Signature 1.5 POWER AMP SCHEMATIC (1 of 2) ...............20
Signature 1.5 POWER AMP SCHEMATIC (2 of 2) ...............21
SPECIFICATIONS
Power Requirements:
120V version: ...............120VAC, 50/60Hz
230V version: ...............230VAC, 50Hz
Power Output: ...................2x200watts @8 ohms
20Hz - 20kHz, <0.03% THD, Both Channels Driven
1 x 700watts @ 8 ohms
20Hz - 20kHz, <0.03% THD, Bridged Mono Mode
2 x 350 watts @ 4 ohms
20Hz - 20kHz, <0.03% THD, Both Channels Driven
High-Current Capability: ............130Amps
Frequency Response:..............<1Hz - >170kHz ±3dB
Power Bandwidth: ................<5Hz - >160kHz
THD/IMD: ......................<0.03% at rated output
Crosstalk ......................>-87 dBr between any two channels at maximum output
Negative Feedback: ...............<25dB
Input Impedance: .................33Kohms
Input Sensitivity: .................1volt for rated output
Remote Trigger Voltage: ............6-12volts DC (tip of plug must be “positive”(+))
Remote Trigger Impedance: .........20Kohms
Dimensions (H xWxD): ...........7½x17¼x15¼inches
191 x 438 x 387 mm
Weight:........................47lbs/21 kg

Harman Kardon SIGNATURE 1.5 Specifications

General

Brand	Harman Kardon
Model	SIGNATURE 1.5
Category	Amplifier
Language	English