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C Series C 20:8X, C 10:8X, C 10:4X and C 5:4X Operation Manual rev. 1.1.4

Quick Guide Overview

Ser. N:o

Removed!

D

C

B

A

H

G

F

E

SPEAKER OUTPUTS

CH A

CH B

CH C

CH D

CH E

CH F

CH G

CH H

BALANCED INPUTS

BRIDGE A+B

BRIDGE E+F

VPL

CH A

MODE

HP 35H

Z

VPL

CH E

MODE

HP 35H

Z

VPL

CH F

MODE

HP 35H

Z

VPL

CH G

MODE

HP 35H

Z

VPL

CH H

MODE

HP 35H

Z

VPL

CH B

MODE

HP 35H

Z

VPL

CH C

MODE

HP 35H

Z

VPL

CH D

MODE

HP 35H

Z

GAIN

38dB
35dB
32dB
29dB

VPL

100V (70Vrms)

  63V
  45V
  32V           

BR.

 E+F

BR.

 G+H

BR.

 A+B

BR.

 C+D

GAIN E-H

GAIN A-D

GPI 2 LEVEL 

TRIG

FAN MASKED

BR.=BRIDGE

ON

SOFT

HARD

BRIDGE C+D

BRIDGE G+H

ON

FAULT

POWER CONTROL

1

2

IN

OUT

OUT

GPI 

(       

NOMAD

LINK 

)

MODE

CLASS 2
WIRING

NOTE! 

BRIDGE

    CLASS 3 WIRING

Must be grounded/earthed
Made in Sweden 

100-240V     50-60Hz :600W

       

C 20:8X

Ser. N:o

Removed!

D

C

B

A

H

G

F

E

SPEAKER OUTPUTS

CH A

CH B

CH C

CH D

CH E

CH F

CH G

CH H

BALANCED INPUTS

BRIDGE A+B

BRIDGE E+F

VPL

CH A

MODE

HP 35H

Z

VPL

CH E

MODE

HP 35H

Z

VPL

CH F

MODE

HP 35H

Z

VPL

CH G

MODE

HP 35H

Z

VPL

CH H

MODE

HP 35H

Z

VPL

CH B

MODE

HP 35H

Z

VPL

CH C

MODE

HP 35H

Z

VPL

CH D

MODE

HP 35H

Z

GAIN

38dB
35dB
32dB
29dB

VPL

100V (70Vrms)

  63V
  45V
  32V           

BR.

 E+F

BR.

 G+H

BR.

 A+B

BR.

 C+D

GAIN E-H

GAIN A-D

GPI 2 LEVEL 

TRIG

FAN MASKED

BR.=BRIDGE

ON

SOFT

HARD

BRIDGE C+D

BRIDGE G+H

ON

FAULT

POWER CONTROL

1

2

IN

OUT

OUT

GPI 

(       

NOMAD

LINK 

)

MODE

CLASS 2
WIRING

NOTE! 

BRIDGE

    CLASS 3 WIRING

Must be grounded/earthed
Made in Sweden 

100-240V     50-60Hz :600W

       

C 20:8X

IN   OUT

NOMADLINK

IN   OUT

NOMADLINK

NOMADLINK

IN     OUT

ETHERNET

GENERAL

PURPOSE

INPUT, GPI

ETHERNET

Crossed RJ45 Ethernet cable between 
NLB 60E and PC. If bridge is connected 
to switch of HUB, use " straight " cable.
PC can also be connected on front panel.

" Straight " RJ45 cables between 
bridge and amplifiers

1

2

1

2

Figure 5.3: Connection details between a PC, the NLB 60E and networked amplifiers

Содержание C 10:4X

Страница 1: ...Rev 1 1 4 Item no OM CSX Operation Manual C Series Dedicated Installation Amplifiers Operation Manual C 20 8X C 10 8X C 10 4X C 5 4X...

Страница 2: ......

Страница 3: ...equipment to dripping or splashing and ensure that no objects filled with liquids such as vases are placed on the equipment 18 Do not connect the unit s output to any other voltage source such as bat...

Страница 4: ...sateur Confier l entretien personnel qualifi 1 6 FCC Compliance Notice Radio Interference A sample of this product has been tested and complies with the limits for the European Electro Magnetic Compat...

Страница 5: ...eaker damage Your amplifier is very powerful and can be potentially dangerous to both loudspeakers and humans alike Many loudspeakers can be easily damaged or destroyed by overpowering them Always che...

Страница 6: ...lass D output stage and universal power supply with PFC 2 2 2 2 Amplifier gain 2 2 2 3 Voltage Peak Limiter VPL 2 2 2 4 Protection and performance optimization 2 2 2 5 GPIO facilities and 35 Hz HPF 3...

Страница 7: ...switch 21 5 6 Protection faults and warnings 21 5 6 1 Introduction 21 5 6 2 Very High Frequency protection 21 5 6 3 DC protection 22 5 6 4 High impedance warning open load 22 5 6 5 Low impedance prote...

Страница 8: ...e demands of perma nent installation applications C Series amplifiers offer the optimum combination of high quality audio reproduc tion flexible features ease of installation and ultimate reliability...

Страница 9: ...ons 2 2 2 Amplifier gain For greater flexibility in system integration C X amplifiers allow gain adjustment from 29 to 38 dB in 3 dB steps If the input signal is weak the gain can be boosted to mainta...

Страница 10: ...alert when output signal is high and simultaneously no current draw is measured This situation might occur when no speakers are connected or when a driver is blown Low inrush current ensures that the...

Страница 11: ...h for example an Ethernet system Individual amplifier addresses do not need to be manually entered you will automatically know where an individual amplifier resides in the network This reduces total c...

Страница 12: ...e the carton and packing materials for the carrier s inspection Should you ever need to ship the amplifier always use the original packaging materials 3 2 Mounting The amplifier is two rack units high...

Страница 13: ...the detachable front panel are clean to ensure maximum possible airflow If the amplifier malfunctions due to dirty dust filters any required repairs are not covered by the warranty To calculate the m...

Страница 14: ...e dropping to idle and the power LED will illuminate Inrush power is controlled and limited during soft start enabling multiple amplifiers to be powered up simulta neously 3 5 Grounding There is no gr...

Страница 15: ...play To remove the dust filter cover loosen the thumbscrew at the far left This allows removal of the dust filters for cleaning and provides access to channel attenuation The front cover may be made t...

Страница 16: ...eak Limiter active VPL Clip Red 40 dB signal present Green Hi Imp open load detected Red Bridge mode operation on Yellow Ch A B C D E F G H bridged Figure 5 1 2a Front panel LED display Power on Green...

Страница 17: ...A B BR C D GAIN E H GAIN A D GPI 2 LEVEL TRIG FAN MASKED BR BRIDGE ON SOFT HARD BRIDGE C D BRIDGE G H ON FAULT POWER CONTROL 1 2 IN OUT OUT GPI NOMADLINK MODE CLASS 2 WIRING NOTE BRIDGE CLASS 3 WIRIN...

Страница 18: ...e Network Controller the NLB 60E accepts the TCP IP data stream from the computer and converts it to the NomadLink protocols Even when no computer is connected the NLB 60E can initiate stand alone pow...

Страница 19: ...network is configured within these constraints When using a system that is based entirely on C X amplifiers the total number of amplifiers assigned to one NLB 60E subnet should not exceed 30 When a sy...

Страница 20: ...UTS CH A CH B CH C CH D CH E CH F CH G CH H BALANCED INPUTS BRIDGE A B BRIDGE E F VPL CH A MODE HP 35H Z VPL CH E MODE HP 35H Z VPL CH F MODE HP 35H Z VPL CH G MODE HP 35H Z VPL CH H MODE HP 35H Z VPL...

Страница 21: ...roduce an unintentionally loud initial volume from the speakers 5 3 Signal flow and headroom 5 3 1 Signal flow blocks All C Series amplifiers have the same signal flow and feature set The only differe...

Страница 22: ...y temperature to the appropriate protection mechanisms Please refer to the Protection Faults and Warnings section for further details 5 3 2 Headroom sensitivity and VPL Gain settings The input amplifi...

Страница 23: ...r unit can drive up to four amplifier channels before line drivers would be required to boost the signal 5 4 2 Output operation and connection Figure 6 4 2 Screw terminal speaker output field Screw te...

Страница 24: ...lobally for all channels on four channel models and in four channel groups A D and E H on eight channel models The range is 29 38 dB in 3 dB increments Individual channel fine level adjustment is avai...

Страница 25: ...lues in both V peak and Vrms The values for VPL are displayed as maximum Voltage Peak To translate Voltage Peak into Vrms you must divide the Voltage Peak values by 1 41 see table 7 4 6 The VPL allows...

Страница 26: ...l C 5 4X 5 6 Arms per channel CPL activity is indicated by illumination of an orange LED for each channel on the front panel Warnings also are shown in the DeviceControl software s GUI A steadily illu...

Страница 27: ...nabled only when the front panel Power and Remote switches are both in the ON position GPI functions respond to closure of the two associated GPI pins Two modes of remote power control are provided de...

Страница 28: ...ce no continu ing VHF signal is detected the output un mutes and returns to normal operation This feature recognizes that continuous full scale VHF signals do not appear in natural sources such as mus...

Страница 29: ...malfunction that requires servicing of the amplifier 5 6 4 High impedance warning open load A high impedance open load condition is indicated when an input signal above approximately 29 dB is detecte...

Страница 30: ...it the flashing sequence will be defined by longer and longer on time bursts until the protection mode is activated If the temperature becomes too high to continue safe operation the overheated output...

Страница 31: ...e indicator Figure 6 6 8 Front panel LED indicators Orange CPL Current Peak Limiter flashing indicates signal exceeds the limits of the output devices and limiting is in effect Red VPL CLIP indicates...

Страница 32: ...sible to adjust the individual channel attenuation from the NomadLink network or elsewhere on the amplifier Use fingers or a screwdriver to adjust the potentiometers 5 6 10 Mute indication Individual...

Страница 33: ...let fuse has reached maximum capability Hardware fault is indicated when both the CPL and VHF indicators light up simultaneously The amplifier requires servicing before being placed back in operation...

Страница 34: ...Then a daisy chain is established by connecting the first amplifier s OUT port to the next amplifier s IN port and so on If a closed loop network is desired for improved redundancy highly recommended...

Страница 35: ...se general rules applying to Ethernet cabling limitations may be considered Rule 1 The maximum cable length in between any two devices may not exceed 300 meters 980 feet Rule 2 In a non closed loop da...

Страница 36: ...software application for monitoring and controlling networked C Series as well as FP Series power amplifiers DeviceControl runs on a Windows PC which connects via Eth ernet to the NLB 60E DeviceContro...

Страница 37: ...bsite at http labgruppen com index php support software_firmware 6 Appendix 6 1 Maintenance During normal operation your C Series amplifier will provide trouble free service The only user maintenance...

Страница 38: ...mal Ethernet cable limits apply This is typically a maximum of 80 meters 300 feet between each device Follow standard installation procedures for Ethernet Distances beyond 100 meters may require use o...

Страница 39: ...5 1 8 399 250 149 509 128 16 Bridged 500 x4 4 Ch 250 x8 3 4 1 8 376 250 126 431 109 8 Bridged 500 x4 2 Ch 125 x8 2 3 1 2 259 125 134 459 116 4 Bridged 250 x4 Pink noise 1 4 70 V Ch 250 x8 7 4 3 9 785...

Страница 40: ...354 89 4 Bridged 126 x4 Pink noise 1 4 70 V Ch 125 x8 5 6 2 9 625 250 375 1280 322 16 Ch 125 x8 4 5 2 3 507 250 257 877 221 32 Bridged 250 x4 100 V Ch 250 x4 4 3 2 2 484 250 234 800 201 8 Ch 125 x8 3...

Страница 41: ...249 63 4 Bridged 250 x2 Pink noise 1 4 70 V Ch 250 x4 4 9 2 6 526 250 276 942 237 16 Ch 250 x4 4 3 2 2 458 250 208 710 179 32 Bridged 500 x2 100 V Ch 500 x2 3 3 1 7 384 250 134 456 115 8 Ch 250 x4 3...

Страница 42: ...54 4 Bridged 126 x2 Pink noise 1 4 70 V Ch 125 x4 3 0 1 6 330 125 205 700 176 16 Ch 125 x4 2 4 1 3 265 125 140 476 120 32 Bridged 250 x2 100 V Ch 250 x2 2 3 1 2 252 125 127 433 109 8 Ch 125 x4 2 0 1...

Страница 43: ...100 V peak Sensitivity Gain dBu Vrms 1 2 0 9 38 dBu 4 2 1 3 35 dBu 7 2 1 8 32 dBu 10 2 2 5 29 dBu dBu Vrms W1 W2 38 0 9 250 125 35 1 3 250 125 32 1 8 250 125 29 2 5 121 121 1 For C 10 4X C 20 8X in 4...

Страница 44: ...without notice C 88 4 C 68 4 C 48 4 C 28 4 C 16 4 C 20 8X C 10 8X C 10 4X C 5 4X 4 4 4 4 4 8 8 4 4 8800 W 6800 W 4800 W 2800 W 1600 W 2000 W 1000 W 1000 W 500 W 141 V 141 V 141 V 141 V 141 V 100V 70V...

Страница 45: ...tions or accessories operation with faulty associ ated equipment or exposure to inclement weather conditions Damage due to normal wear and tear is not covered by the warranty Units on which the serial...

Страница 46: ...product requires factory service you may contact Lab gruppen s service depart ment for return instructions and a Return Authorization number Please note for product return 1 Use the original packing 2...

Страница 47: ......

Страница 48: ...L a b g r u pp e n A B S w e d e n i n t e r n atio n a L co n tact i n f o L a b g r u pp e n co m U S C O N T A C T i n f o tc G A MER I C A S co m www la b g r u pp e n co m Operation Manual...

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