Harman Kardon SUB-TS7, Service Manual

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Parameter
Nonimal
Specification
Unit
QA Test
Limits
Conditions Notes
Turn-off Transient 50 mV-peak
100
@ Speaker Outputs AC Line cycled from ON to OFF
Efficiency
Stand-by Input Power 10 Watts 12 @ nom. line voltage
Maximum allowable input power under nominal
input voltage and frequency, in stand-by mode (HOT
or COLD operation).
Power Consumption @ rated powe 170 Watts 200 @ nom. line voltage 100 Watts @ 4.0 ohms and nominal line voltage
Protection
Short Circuit Protection YES functional Direct short at output
Amplifier should resume operation after short circuit
condition is removed.
Thermal Protection YES
functional
Any user accessible metal parts should always
remain at 65 degree C or less for domestic version
or 55 degree C or less for EU version.
DC Offset Protection YES functional DC present at Speaker Out leads Relay or crowbar (for driver/fire protection),
Primary Fuse Rating
USA-Domestic (120V) 2.5 Amps n/a Type-T or Slo Blo User-replacable fuse with UL/SEMCO rated holder.
SUB-TS7/TS8 harman/kardon
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