JBL CINEMA PROPACK 600, Service Manual

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SUB135S 100W Powered Amplifier
LINE VOLTAGE Yes/No Hi/Lo Line Unit Notes
US 120vac/60Hz Yes 108-132 Vrms Normal Operation
Asia 100vac/50Hz Yes 90-110 Vrms Normal Operation
Parameter Specification Unit QA Test Limits Conditions Notes
Amp Section
Type (Class AB, D, other) AB AB n/a External Sink required for Class AB
Load Impedance (speaker) 4 Ohms n/a Nominal Z-curve required
Rated Output Power 100 Watts 90 1 input driven
THD@ Rated Power 0.08 % 0.3 22k filter
THD @ 1 Watt 0.1 % 0.5 22k filter
DC Offset 10 mV-DC 20 @ Speaker Outputs
Damping factor >75 DF 50
Measured at speaker terminals, Output power
90 Watts THD 0.1 %
Input Sensitivity
Input Frequency 50 Hz 50 Nominal Freq. 1 input driven
LFE Input 550 mVrms ±2dB To Rated Power LFE input
Signal to Noise
SNR-A-Weighted 100 dBA
85 rel. to rated power A-Weighting filter
SNR-unweighted 85 dBr
85 rel. to rated power 22k filter
SNR @ 1W-unweighted 65 dBr
60 rel. to 1W Output 22k filter
Residual Noise Floor 1 mVrms
1.5 Using RMS reading DMM/VOM (or A/P) LFE Input termintated with 600 Ohms
Residual Noise Floor 1
mVrms(max)
1.5
UsingA/P Swept Bandpass Measurement
(Line freq.+ harmonics)
Input Impedance
Line input L&R , LFE >15 K ohms n/a Nominal
Filters
Low Pass (fixed or variable) fixed --
±2dB
Slope & Q dB/Octave
n/a
Subsonic filter (HPF) Hz
±2dB
Slope & Q dB/Octave
n/a
Limiter (yes/no) YES -- n/a
Limiter dirotrytion should not exceed 5%
when input is overloaded by 3 times its input
sensistivity
Features
LFE Input YES functional BW Limited to 500 Hz
ATO YES functional
Signal Sensing (ATO)
Auto-Turn-On (yes/no) YES --
functional
ATO Input Frequency 50 Hz
functional
ATO Level 2 mV functional 2mV@50Hz into Line Input w/ 1 ch. driven
ATO Turn-on time 5 ms functional
Amp connected and AC on, then input
signal applied
Auto Mute/ Turn-OFF Time 15 minutes functional T before muting, after signal is removed Auto turn of time (T) must be 10 > T <15
Power on Delay time 3 sec.
functional AC Power Applied
Transients/Pops
ATO Transient 5 mV-peak 10 @ Speaker Outputs
Turn-on Transient 50 mV-peak 100 @ Speaker Outputs AC Line cycled from OFF to ON
Turn-off Transient 50 mV-peak 100 @ Speaker Outputs AC Line cycled from ON to OFF
Efficiency
Stand-by Input Power 13 Watts 15 @ nom. line voltage
Maximum allowable input power under
nominal Input voltage and frequency, HOT or
COLD operation.
Power Cons.@rated power 185 Watts 195 @ nom. line voltage 100 Watts @ 4 Ohms nominal line voltage
Protection
Short Circuit Protection YES --
functional Direct short at output
Thermal Protection 65 deg. C --
functional @1/8 max unclipped Power Temperature rise should not exceed 35K rise
DC Offset Protection YES -- functional DC present at Speaker Out leads Relay or crowbar (for driver/fire protection)
Line Fuse Rating 2.5 Amps 2.5 Type-T or Slo Blo External fuse with UL/SEMKO rated holder
SUB135S
Cinema ProPack 600
2