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MONITORING SYSTEM

T R M 8

Installation & Operation

MONITORING SYS

nova

trans

DESIGNED AND

ASSEMBLED IN THE

USA

Summary of Contents for Trans-nova TRM8

Page 1: ...MONITORING SYSTEM TRM8 Installation Operation MONITORING SYS nova trans DESIGNED AND ASSEMBLED IN THE U SA...

Page 2: ...porter s Name _______________________________________________________ Importer s Address _______________________________________________________ Type of Equipment 2 channel Audio Power Amplifier Speak...

Page 3: ...es of the equipment s plug be able to fully insert into the mating receptacle Never remove the round grounding pin on the plug in an attempt to mate to a two wire ungrounded receptacle use a grounding...

Page 4: ...s las extensiones deben proveer de la misma conecci n aterrada de tres hiles Es importante queelenchufesepuedaintroducircompletamenteenelrecept culo Nunca remeva el pin de aterramiento en un intento p...

Page 5: ...ell e moins d tre en mesure de fournir la charge lectrique requise un fonctionement sans risque de tout mat riel reli 11 P RIODES DE NON UTILISATON Durant les p riodes de non utilisation la prise de c...

Page 6: ...e erforderlichen Str me bertragen k nnen Benutzen Sie immer dreiadrige Verl ngerungskable 11 ZEITR UME IN DENE DAS GER T NICHT GENUTZT WIRD Wird das Ger t ber einen l ngeren Zeitraum nicht genutzt z B...

Page 7: ...tiscono la potenza sufficiente per i corretto fuinzionamento degli apparati connessi E alters importante che vengano sempre impiegate prolunghe con la configurazaione a tre fili con terra 11 PERIODI D...

Page 8: ...es Bass Shelving DIP Switches Treble Shelving DIP Switches IEC Standard Line Input AC Line Fuse Dimensions 101 4 W x 157 16 H x 13 D 26 04cm x 39 21cm x 33 02cm Net Weight 35 lbs 15 88kg AMPLIFIER Pow...

Page 9: ...ss Shelving 9 Treble Shelving 9 AC Line 10 Power Switch 10 LED Indicators 11 Rubber Pad 11 Logo Protective Film 11 Break In and Warm Up 11 Cleaning and Maintenance 11 SERVICE REFERENCE Schematic Diagr...

Page 10: ...150 watt amplifier driving an 8 transducer The high frequency channel features up to 4dB of Treble shelving while the low frequency channel features up to 4dB of Bass shelving In addition the low fre...

Page 11: ...he audio signal to pass through the amplifier at low voltage Each amplifier channel utilizes its own fully floating power supply and is configured to increase power gain The increase in power gain all...

Page 12: ...onitor cabinet This type of shielding prevents color and image distortion when placing the woofer in close proximitytodirectview CRT televisionreceiversandcomputermonitors THE RESULT Prevents distorti...

Page 13: ...CK DO NOT OPEN TRM8 Reference Monitor 3 2 1 Phone Connections 250V T5A XLR or 1 4 Balanced 4dBu input 100dB SPL 1m output 0dB Bass Shelving Mute Woofer Sensitivity dBu input required for 100dB SPL 1m...

Page 14: ...T I O N Aiming the monitors directly forward Fig 1 may cause response problems resulting in inadequate stereo imaging Aiming the monitors toward you and spaced equally like a triangle Fig 2 provides t...

Page 15: ...rface you are mounting to are each capable of securely holding the monitor in place even if it is struck or moved Make sure the mounting hardware fasteners and connectors are rated for an object at le...

Page 16: ...at both ends of cable to prevent unstable amplifier operation 1 4 TRS Unbalanced Input Pin 1 GND Pin 2 Pin 3 GND INPUT FROM SOURCE Tip Sleeve GND INPUT FROM SOURCE 1 2 3 GND 1 2 3 SHIELD SHIELD SHIELD...

Page 17: ...Removable Center Spread Woofer Designators in Parentheses Qualified Service Personnel Only...

Page 18: ...Removable Center Spread SC H E M A T I C DI A G R A M NOTES Unless specified otherwise 1 All resistors in ohms 2 All capacitors in microfarads 3 Channel 1 only shown...

Page 19: ...Removable Center Spread Qualified Service Personnel Only...

Page 20: ...Removable Center Spread PC BOARD LAYOUT Qualified Service Personnel Only...

Page 21: ...es up may cause undesirable operation and is NOT RECOMMENDED INPUT LEVEL AMPLIFIER MUTE The Amplifier Mute can be used to test system diagnostics by turning off the low frequency or high frequency amp...

Page 22: ...multiple switch configurations i e moving two or more switches up may cause undesirable operation and is NOT RECOMMENDED TREBLE SHELVING Treble Shelving uses DIP switches to control frequencies from...

Page 23: ...e monitor remotely through a power distribution block or switched outlet When doing so make sure the switch is rated for the current required by the monitor Standard practice is to turn the amplifier...

Page 24: ...ner from rubber pad avoid touching adhesive with fingers Position pad in desired location be sure to align the mounting bracket holes Press pad firmly to insure good contact LOGO PROTECTIVE FILM A cle...

Page 25: ...68 1 4W 5 RM 4 680C R69 51 1 10W 5 RM 10 510B R70 51 1 10W 5 RM 10 510B R71 100 1 4W 5 RM 4 101C R72 100 1 4W 5 RM 4 101C R73 2 21k 1 10W 1 RM 10 2211B R74 2 21k 1 10W 1 RM 10 2211B R75 100k 1 10W 5...

Page 26: ...ER 477C C33 0 22 F 250V CY 224AC 024 C34 22pF 500V Mica CM 220 030 C35 47pF 500V Mica CM 470 030 C36 0022 F 50V CYV 222 024 C37 2 2 F 50V CER 225CSM C38 47pF 50V CDS 470CAAA C39 47pF 50V CDS 470CAAA C...

Page 27: ...SS 0114 Q18 MMBT5087L SS 0115 Q20 N Channel MOSFET SSH 741T 069 Q21 MMBTAO6L SS 102SM Q22 MMBT3906L SS 0791 Q23 MMBT3906L SS 0791 Q24 MMBT3906L SS 0791 Q26 P Channel MOSFET SSH 740T 069 Q27 MMBT5088L...

Page 28: ...e Driver Cascode Q29 Q30 Feedback Network R145 C69 Drive Signal Local Feedback R142 C68 Bias Adjust R117 Positive Output Q20 Q25 B Output B Negative Output Q19 Q26 Negative Driver Cascode Q32 Q31 Curr...

Page 29: ...the amplifier before removing the heatsink assembly To adjustthebias disconnectallwiresfromtheheatsinkassemblyandremovethejumpersJW2 tweeter andJW1 woofer Connect an amp meter across the exposed pins...

Page 30: ...enuator divider R179 and R178 and gain resistors R94 and R87 set the default gain of this stage at 4 4dB Switches DS13 DS16 add various reactive components to the feedback network of U7B resulting in...

Page 31: ...art Switches Q8 Q24 CLIP THERMAL Indicators CR3 CR4 Thermal Protection The thermal protection is activated and shuts down audio operation when the amplifier heatsink reaches an excessively high temper...

Page 32: ...w and light the CLIP THERMAL indicator red On Indicator The bicolor LED CR3 and CR4 will remain green unless a THERMAL or CLIP condition is detected The outputs of comparators U5A and U5D will be high...

Page 33: ...NT DOME NOTE The tweeter dome may be replaced up to 3 times without significant loss of magnetic fluid cooling We recommend replacing the entire tweeter assembly when servicing thereafter Wave Guide A...

Page 34: ...e rechange de m me type XLR Connections WARNING DO NOT REMOVE COVER TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE C A U T I O N RISK OF ELECTRIC SHOCK D...

Page 35: ...er or an Authorized Hafler service center 3 Any product purchased outside the United States please contact your local dealer 4 Shipping charges to get the unit to Hafler 5 Any product which has had th...

Page 36: ...esigned developed and assembled in the USA by a dedicated group of American workers The majority of the components used in the construction of this product are produced by American companies However d...

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