Hafler Trans-nova TRM8.1 Installation & Operation Manual Download Page 1 | Manualshive

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Summary of Contents for Trans-nova TRM8.1

Page 1: ......

Page 2: ...r s Name ________________________________________________________ Importer s Address ________________________________________________________ Type of Equipment 2 channel Audio Power Amplifier Speaker...

Page 3: ...same three wire grounded connection It is important that the blades of the equip ment s plug be able to fully insert into the mating receptacle Never remove the round grounding pin on the plug in an...

Page 4: ...ioente requerida pra la operaci n segura de todo el equipo conectado Aun m s las extensiones deben proveer de la misma conecci n aterrada de tres hiles Es importante que el enchufe se pueda introducir...

Page 5: ...art des utilisations de ce mat riel L utilisation de rallonge t d adaptateur est d consell e moins d tre en mesure de fournir la charge lectrique requise un fonctionement sans risque de tout mat riel...

Page 6: ...isten Anwendungen v l lig ausreicht Wenn Sie Verl ngerungskabel benutzen achten Sie darauf das dies die erforderlichen Str me bertragen k nnen Benutzen Sie immer dreiadrige Verl ngerungskable 11 ZEITR...

Page 7: ...i impieghi L impiego di prolunghe e adattatori sconsigliato se questi non garantiscono la potenza sufficiente per i corretto fuinzionamento degli apparati connessi E alters importante che vengano semp...

Page 8: ...ng 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 Power Rating FTC 20Hz 20kHz 0 1 THD 75 Watts 6...

Page 9: ...lving 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 Diagram rem...

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

Page 11: ...s the 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...

Page 12: ...or cabinet This type of shielding prevents color and image distortion when placing the woofer in close proximity to direct view CRT television receivers and computer monitors THE RESULT Prevents disto...

Page 13: ...Power Switch Front Panel View 4 Rear Panel View Woofer Tweeter Rubber Pad Treble LED Bass LED Wave Guide Heatsink AC Line Input AC Line Fuse Balanced Input Unbalanced Input...

Page 14: ...TION 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 the...

Page 15: ...steners and connectors and the surface 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 connect...

Page 16: ...LR Unbalanced Input Connect and GND shield terminals at both ends of cable to pre vent unstable amplifier operation 1 4 TRS Unbalanced Input Pin 1 GND Pin 2 Pin 3 GND INPUT FROM SOURCE Tip Sleeve GND...

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

Page 18: ...Removable Center Spread SCHEMATIC DIAGRAM 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 Powered Speaker Amplifier...

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

Page 21: ...sensitive to the input signal 4dB Input 1dB Input 2dB Input 5dB Input 8dB Input NOTE When using the INPUT SENSITIVITY select only one switch configuration at a time Engaging multiple switch configurat...

Page 22: ...provide woofer protection at 30Hz and below at a rate of 12dB octave NOTE When using the BASS SHELVING TREBLE SHELVING select only one switch configuration at a time Engaging multiple switch configur...

Page 23: ...the 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 amplifie...

Page 24: ...ollowing manner Thoroughly clean area where pad will be positioned i e with isopropyl alcohol Remove paper liner from rubber pad avoid touching adhesive with fingers Position pad in desired location b...

Page 25: ...1k 1 10W 1 RM 10 1001C R68 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...

Page 26: ...F 50V CDS 104CBBB C31 0 1 F 50V CDS 104CBBB C32 470 F 50V Electrolytic CER 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...

Page 27: ...SS 102A Q16 MPS AO6 SS 102A Q17 MMBT5088L 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...

Page 28: ...TRM8 1 FUNCTIONAL BLOCK DIAGRAM 15...

Page 29: ...e power to the amplifier before removing the heatsink assembly To adjust the bias disconnect all wires from the heatsink assembly and remove the jumpers JW2 tweeter and JW1 woofer Connect an ammeter a...

Page 30: ...summed together to form an unbalanced signal at U4A pin 1 TWEETER CROSSOVER The balanced input signal at U1A pin 1 and U1B pin 7 connects to the high frequency shelf circuit at U7B Attenuator divider...

Page 31: ...ades with the previous filter at U112B to produce an overall 4th order slope of 24dB octave for the woofer amplifier THERMAL PROTECTION The thermal protection is activated and shuts down audio operati...

Page 32: ...5D Excessive drive signal at pin 6 or pin 8 will trigger its comparator low and light the CLIP THERMAL indicator red ON INDICATOR The bicolor LED CR3 and CR4 will remain green unless a THERMAL or CLIP...

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

Page 34: ...PONENT WIRE AMPLIFIER DESIGNATOR LEDs Gray Mod female micro molex AC3 Transformer Primary Brown female 1 4 spade Transformer Brown AC Line Neutral Black2 female 1 4 spade AC Line Input N 21 Black Red...

Page 35: ...than Hafler 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...

Page 36: ...s product is designed developed and assembled in the USA by a dedicated group of American workers The majority of the components used in the con struction of this product are produced by American comp...

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