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- Operation Manual
Lab.gruppen FP+ series Operation Manual
Summary of FP+ series
Page 1
Fp+ series: dedicated touring amplifiers rev. 1.0.5 item no. Om-fp+ operation manual.
Page 2: 1 Contents
2 fp+ series operation manual 1 contents .................................................................................................................................................2 2 approvals .......................................................................................................
Page 3: Contents 1
Fp+ series operation manual 3 7.3.2 headroom, sensitivity and vpl / gain settings ......................................................................16 7.4 audio input and output connections .................................................................................................17 7.4.1 ...
Page 4: 2 Approvals
4 fp+ series operation manual this equipment conforms to the requirements of the emc directive 2004/108/ec and the requirements of the low voltage directive 2006/95/ec. Standards applied: emc emission en55103-1, e3 emc immunity en55103-2, e3, with s/n below 1% at normal operation level. Electrical s...
Page 5: Warnings 3
Fp+ series operation manual 5 warnings 3 3.3 user responsibility 3.3.1 mains connection grounding your amplifier must be connected to a grounded socket outlet. 3.3.2 speaker output hazard power amplifiers are capable of producing hazardous output voltages. To avoid electrical shock, do not touch any...
Page 6: 4 Welcome
6 fp+ series operation manual 4 welcome 4.1 introduction thank you for choosing lab.Gruppen fp+ series power amplifiers for your sound reinforcement sys- tem. We are confident that you will be pleased with the performance, configuration flexibility, reliability, and long-term durability offered by t...
Page 7: Welcome 4
Fp+ series operation manual 7 following are short descriptions of standard built-in fp+ series protection features: cpl ▸ , (current peak limiter) ensures that the am- plifier’s output does not exceed the safe current handling parameters of amplifier components. Temperature protection ▸ ensures that...
Page 8: 5 Installation
8 fp+ series operation manual figure 5.2b: use washer for fixed installation figure 5.2c: use tube for slide-on installation. 5 installation 5.1 unpacking carefully open the shipping carton and check for any noticeable damage. Every lab.Gruppen amplifier is tested and inspected before leaving the fa...
Page 9: Installation 5
Fp+ series operation manual 9 5.3 cooling the amplifier uses a forced-air cooling system with air flow from front to rear, maintaining a low operating temperature within defined limits. Front-to-rear air- flow is preferred as cooler air is present at the front in nearly all applications. (this allow...
Page 10: 6 Quick Guide Overview
10 fp+ series operation manual 6 quick guide overview the amplifier’s front panel presents the performance and fault condition indicators, power and remote switches, and a removable dust-filter cover. Level potentiometers provide individual attenuation for the amplifier channels. Range is 0 db to - ...
Page 11: Quick Guide Overview 6
Fp+ series operation manual 11 quick guide overview 6 6.2 rear-panel overview speaker outputs balanced inputs ch d ch d ch c+d ch b ch b ch a+b ch c ch a xlr pin 1-scrn pin 2-pos pin 3-neg 44db 41db 38db 35db 32db 29db 26db 23db 150v 121v 101v 83v 70v 56v 47v 38v bridge 1+:+ 2- : - 1+ ch d+ 1- ch d-...
Page 12: 6 Quick Guide Overview
12 fp+ series operation manual 6 quick guide overview 6.2.1 network and configuration section four-channel model shown. Two-channel versions have vpl and bridge mode switches for channels a and b only. All models have different vpl values. Functions are otherwise identical. 44db 41db 38db 35db 32db ...
Page 13: Quick Guide Overview 6
Fp+ series operation manual 13 6.2.3 input and output connectors all fp+ series amplifiers are equipped with balanced xlr-f input connectors. Two-channel models also offer parallel (“loop-thru”) xlr-m output connectors for daisy-chaining multiple amplifiers from the same signal source. All fp+ serie...
Page 14: 6 Quick Guide Overview
14 fp+ series operation manual 6.3 nomadlink / ethernet network setup the amplifier includes, as a standard feature, internal facilities for the nomadlink monitoring and control network. All features of the nomadlink network are accessible via a pc running lab.Gruppen’s proprietary devicecontrol sof...
Page 15
Fp+ series operation manual 15 overall amplifier input gain is adjusted using the input stage dip-switches. Please note that the gain setting is global, affecting all channels. Following the input stage, the dedicated level control on each channel allows signal attenuation from 0 db to minus infinit...
Page 16
16 fp+ series operation manual 7.3.2 headroom, sensitivity and vpl / gain settings the input amplifier and limiter system is designed to accommodate extremes of performance. Typi- cally, exceeding maximum input by much as +10 db will only result in a 1% increase in distortion. The following schemati...
Page 17
Fp+ series operation manual 17 7.4 audio input and output connections 7.4.1 balanced input connections figure 7.4.1a: audio inputs - four-channel models figure 7.4.1a: audio inputs and loop-thru connectors - two-channel models the xlr input connectors are electronically ba- lanced, and wired accordi...
Page 18
18 fp+ series operation manual two-channel amplifiers – two-channel amplifiers are wired in the following manner. The right speakon connector, channel a+b, provides outputs for both channel a and channel b. This output is useful when wiring the amplifier for bridged mono operation. See section 7.4.6...
Page 19
Fp+ series operation manual 19 never connect an output terminal to ground, or to any other input or output. Observe relative loudspeaker polarity: loudspeakers connected in reverse polarity will exhibit degraded performance, particularly in bass frequen- cies, and may be damaged as a consequence. Us...
Page 20
20 fp+ series operation manual 7.4.7 output voltage peak limiter (vpl) voltage peak limiter (vpl) is a unique feature in fp+ series amplifiers. It is used to select the maxi- mum power available on each output channel. Vpl levels are set using the rear-panel dip-switches; eight level positions are o...
Page 21
Fp+ series operation manual 21 7.5 protection, faults and warnings 7.5.1 introduction the fp+ series amplifiers incorporate a sophisticated and comprehensive set of protection features. Faults and warnings are indicated on the front panel and reported via the nomadlink network for indication on the ...
Page 22
22 fp+ series operation manual 7.5.5 high-impedance warning (open load) a high-impedance (open load) condition is indicated when an input signal above approximately -29 db is detected and no functioning loudspeakers are connected to the amplifier. The fault in indicated by a orange sig/hi-imp led. T...
Page 23
Fp+ series operation manual 23 7.6 front-panel monitoring and adjustments 7.6.1 level indicators figure 7.6.1: front panel led field (per-channel) the front-panel displays an array of ten led indica- tors for level and status monitoring of each amplifier channel. Indications related to signal levels...
Page 24
24 fp+ series operation manual 7 operation and performance 7.6.4 performance, warning and fault indicators global indicators: figure 7.6.4a: front panel global led field power on/off ▸ (green) indicates that mains power is switched on. Nomadlink ▸ (blue) indicates that the network is connected. The ...
Page 25
Fp+ series operation manual 25 it is very important that two in or two out ports are never connected to each other. This will cause the nomadlink communi- cation and devicecontrol to exhibit erratic behavior and display inaccurate data. However, this situation will not damage the amplifier circuitry...
Page 26
26 fp+ series operation manual 980 feet. Rule 2: ▸ in a non-closed-loop daisy-chained subnet the total maximum cable length is 400 meters / 1300 feet. Rule 3: ▸ in a closed-loop subnet the total maximum cable length is 700 meters / 2300 feet. 7.7.4 ethernet network cable lengths the connection betwe...
Page 27: Appendix 8
Fp+ series operation manual 27 8.1 maintenance during normal operation your fp+ series amplifier will provide trouble-free service. The only user main- tenance required is to periodically vacuum clean the foam dust-filters behind the front grille. In some extreme cases it may be necessary for author...
Page 28: 8 Appendix
28 fp+ series operation manual 8 appendix 8.4 current draw and thermal dissipation specifications the following tables contain information on measured current consumption as well as calculated heat dissipa- tion during normal operation(1/8 rated power); and during extreme heavy duty operation (1/4 r...
Page 29: Appendix 8
Fp+ series operation manual 29 appendix 8 fp 13000 level load rated power line current *2) watt *1) thermal dissipation 120 vac 230 vac in out dissipated btu/hr kcal/hr standby with remote power off via nomadlink ® 0 0 0 0 0 power on, idling 129 0 129 440 111 amp (i) watt pink noise (1/8th rated pow...
Page 30: 8 Appendix
30 fp+ series operation manual 8 appendix fp 9000 level load rated power line current *2) watt *1) thermal dissipation 120 vac 230 vac in out dissipated btu/hr kcal/hr standby with remote power off via nomadlink ® 1 0 1 3 1 power on, idling 122 0 122 416 105 amp (i) watt pink noise (1/8th rated powe...
Page 31: Appendix 8
Fp+ series operation manual 31 appendix 8 fp 7000 level load rated power line current *2) watt *1) thermal dissipation 120 vac 230 vac in out dissipated btu/hr kcal/hr standby with remote power off via nomadlink ® 0 0 0 0 0 power on, idling 92 0 92 316 80 amp (i) watt pink noise (1/8th rated power) ...
Page 32: 8 Appendix
32 fp+ series operation manual 8 appendix fp 4000 level load rated power line current *2) watt *1) thermal dissipation 120 vac 230 vac in out dissipated btu/hr kcal/hr standby with remote power off via nomadlink ® 0.1 0.2 0 0 1 0 power on, idling 0.8 87 0 87 298 75 amp (i) watt pink noise (1/8th rat...
Page 34: 8 Appendix
34 fp+ series operation manual fp 6000q level load rated power line current *2) watt *1) thermal dissipation 120 vac 230 vac in out dissipated btu/hr kcal/hr standby with remote power off via nomadlink ® 0 0 0 0 0 power on, idling 134 0 134 456 115 amp (i) watt pink noise (1/8th rated power) 16 Ω / ...
Page 35
Fp+ series operation manual 35 technical specifications 9 following are the fp+ series technical specifications. These figures are accurate at the time of printing but please note that all figures are subject to change without notice. For the most accurate and current information available, please v...
Page 36: 10 Warranty
36 fp+ series operation manual general this product is manufactured by lab.Gruppen, and it is warranted to be free from any defects caused by components or factory workmanship, under normal use and service, for a period of six (6) years from date of purchase from an authorized lab.Gruppen dealer. If...
Page 37
L a b . G r u p p e n a b ▸ s w e d e n i n t e r n a t i o n a l c o n t a c t ▸ i n f o @ l a b g r u p p e n . C o m u s & c a n a d a c o n t a c t ▸ i n f o @ t c g - a m e r i c a s . C o m w w w . L a b g r u p p e n . C o m.