JBL Studio S120PII Service Manual page 4

S120PII Studio Series
Parameter
Transients/Pops
ATO Transient
Turn-on Transient
Turn-off Transient
Efficiency
Efficiency
Stand-by Input Power
Power Cons. @ rated power
Protection
Short Circuit Protection
Thermal Protection
DC Offset Protection
Line Fuse Rating
USA-Domestic
EU
QA Test
Spec Unit Limits
5 mV-peak n/a @ Speaker Outputs
50 mV-peak 2v-pp @ Speaker Outputs
50 mV-peak 2v-pp @ Speaker Outputs
70 % 65 Rated power
12 Watts 15 @ nom. line voltage
400 Watts 400 @ nom. line voltage
YES functional Direct short at output
YES functional @1/8 max unclipped Power
YES - DC present at Speaker Out leads
4 Amps Type-T or Slo Blo-250 V
2 Amps Type-T or Slo Blo-250 V
Conditions
AC Line cycled from OFF to ON
AC Line cycled from ON to OFF
Nominal Line voltage 120 VAC
Maximum allowable input power under nominal
Input voltage and frequency, in stand-by mode
(HOT or COLD operation).
250 Watts @ 6.0 Ohms nominal line voltage
Amplifier should resume operation after short
circuit condition removal
Temperature rise in accessible metal parts
should not exceed 35K rise for domestic version
or 30K rise for European versions
Relay or crowbar (for driver/fire protection),
Internal fuse with UL/SEMKO rated holder
3
Notes