Hafler TRM12.1 User's Manual
Contents
1. ete eie e fours 21 WARRANTY ooi io Her t P rU OH Lo WR b E Dr RU o Hb EO WWE AR 22 vii INTRODUCTION Thank you and congratulations on your purchase of the HAFLER TRM10 1 TRM12 1 reference monitor the world s finest brand in professional audio equipment The TRM10 1 Transeana Reference Monitor is an amplified 10 subwoofer monitor The TRM12 1 is an amplified 12 subwoofer monitor Both models offer unmatched quality and performance in a truly professional grade product The TRM10 1 TRM12 1 are great for Professional Studios Digital Work Stations Broadcast Booths and Home Project Studios Although we realize a professional such as yourself already knows a thing or two about pro audio we urge you to read this manual to at least humor our technical writer For ease of use this manual is organized into three main sections Installation Operation and Service Reference Installation covers the set up of your new HAFLER equipment in the system Operation covers the controls and how to use them for optimum performance Service Reference contains field service information useful for technicians and engineers TECHNICAL DESIGN FEATURES The TRM10 1 TRM12 1 monitors utilize a specially designed amplifier featuring our innovative transe ana circuitry This topology with its unique input to output configuration derived from our patented transe2. chill iso en e a e UR ET 9 Inp t Switch assesses esa hin al 10 XER Wiring Configurations pad at ide 10 OPERATION A to T tn On Sleep Mode te e cte ee qul cete PE Ere E Eee e n 11 MEUL D DT 11 low Pass Erossover nennen DN X 11 Phase Controle cote does ilaele ein 12 ANG MIG A ai cieli to Eo e OE CRA ae do 13 mote il 13 BrealsIn and Warm Upa astas eet an ine ie 13 Cleaning and Maintenance NR 13 SERVICE REFERENCE Board 2er o AS VE E N ped eq eden dad 14 SE ERRAT 15 TRM10 1 TRM12 1 Functional Block Diagrams sise 17 onde tamm Em 17 Mono Suim GalmCIreult rti de 17 Phase Control 2 224 222 17 B tfet Gatm Time 2255 PNE NN Itera P Cet ut de 17 nre el E E A 17 Class G transs ana sde dede 18 Soft Start Circuit aan ara mn RER ale ES IN DE BEE lese E e MI Oe 18 Power On Off Circuit an to uento mener st 19 Signal Sensing Tum On CITCUIL eiii rede 19 Thermal Protection essen a Eta mE 19 Cireuit calibratign store eese teat stet en 20 Amplifier Replacement tete iet lebe ctor ra eee dior ii 21 Woot Replacement
3. cis on a e A m E g la Te CHASSI r3 1noavr 9 Id PARTS LIST DESIGNATOR VALUE ALL RESISTORS IN OHMS R1 R10 R100 R101 R102 R103 R104 R107 R109 R11 R110 R111 R112 R113 R114 R12 R120 R121 R122 R123 R124 R125 R127 R129 R13 R130 R132 R136 R137 R14 R145 R146 R147 R15 R156 R157 R158 R16 R164 R17 R18 R19 R2 R20 R21 R22 R23 R24 R25 R26 R27 R278 R28 R29 R29 R3 R30 R31 R32 R33 R34 R35 R36 R37 R38 R39 R4 R40 1 0K OHM 1 10W 196 47K OHM 1 10W 596 10K OHM 1 10W 196 9 09KOHM 1 10W 196 1M OHM 1 10W 596 10K OHM 1 10W 196 13K OHM 1 10W 596 10K OHM 1 10W 196 14K OHM 1 10W 196 1 0K OHM 1 10W 196 14K OHM 1 10W 196 14K OHM 1 10W 196 13K OHM 1 10W 596 10K OHM 1 10W 196 9 09KOHM 1 10W 196 10K OHM 1 10W 196 10K OHM 1 10W 196 620 OHM 1 10W 596 620 OHM 1 10W 596 1 74K OHM 1 10W 196 RES 0 OHM 1 4W RES 0 OHM 1 4W 10K OHM 1 10W 196 100 OHM 1 10W 596 470K OHM 1 10W 596 8 25K OHM 1 10W 196 1 74K OHM 1 10W 196 POT 5K 2 61K 1 10W 196 100 OHM 1 4W 596 10M OHM 1 10W 596 10K OHM 1 10W 196 6 81K 1 10W 196 3 3M OHM 1 10W 596 10K OHM 1 10W 196 1 33 OHM 1 4W 196 1 33K OHM 1 4W 196 4 75K OHM 1 10W 196 8 25K 1 10W 196 10K OHM 1 10W 196 100K OHM 1 10W 596 604K OHM 1 10W 196 1 0K OHM 1 10W 196 100K OHM 1 10W 596 2 2 OHM 1 10W 596 100K OHM 1 10W 596 56K OHM
4. When the control is set to its full COUNTER CLOCKWISE position the monitor is matched to 30dB input level the input circuit is more sensitive to the amplitude of the input signal LOW PASS CROSSOVER The Low Pass Crossover is used to set the electrical cutoff point of the subwoofer enclosure The Crossover uses a vari able potentiometer to set the cutoff point anywhere between 40Hz and 140Hz When the control is set to its full CLOCK WISE position the cutoff frequency is set to 140Hz Low Pass When the control is set to its full COUNTER CLOCKWISE position the cutoff frequency is set to 40Hz Low Pass It is important to match the Low Pass crossover point of the subwoofer with the High Pass crossover point of the high fre quency reference monitors Mismatching the crossover points can cause peaks or dips in the acoustical response Overlapping the crossover points i e subwoofer at 60Hz Low Pass amp high frequency monitors at 50Hz High Pass will cause a peak between 50Hz and 60Hz Underlapping the crossover points i e subwoofer at 40Hz Low Pass amp high fre quency monitors at 70Hz High Pass will cause a dip between 40Hz and 70Hz This graph was generated by setting the variable crossover to 40Hz 50Hz 60Hz 70Hz 80Hz 90Hz 100Hz 120Hz amp 140Hz 4 7 200 300 400 c 70 50 vv 50 40HZ 120 40HZ 120 Low Pass Low Pass Electrical Crossover Response PHASE CONTROL The Phase Control swi
5. Disconnect the 2 speaker wires FIG 1 Disconnect the transformer primary molex FIG 1 Disconnect the transformer secondary molex FIG 1 A UN Follow steps 1 5 in reverse order to install amplifier CAUTION Reconnect wires as indicated in diagram TRANSFORMER PRIMARY RED BLACK P TRANSFORMER SECONDARY FIG 1 Amplifier Replacement WOOFER REPLACEMENT 1 Remove 8 screws from woofer using a Phillips screwdriver 2 Remove woofer from enclosure 3 Disconnect 2 speaker wires FIG 2 4 Follow steps 1 3 in reverse order to install woofer N CAUTION Reconnect wires as indicated in diagram Woofer Replacement 21 SERVICE POLICY AND LIMITED WARRANTY Rockford Corporation Hafler Division offers a limited warranty on Hafler products on the following terms Length of Warranty 1 year on Subwoofer Monitors What is Covered This warranty applies only to products sold to the original owner and is non transferable This warranty only applies to units sold in the continental United States You are required to have a copy of the receipt stating the cus tomer s name dealer name product purchased and date of purchase Products found to be defective during the warranty period will be repaired or replaced with product deemed to be equivalent at Hafler s discretion What is NOT Covered Damage caused by accident abuse improper operations water theft Service performed by a
6. R83 R84 R85 R86 R9 R98 RV1 RV1 C1 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C2 C20 C21 26 27 28 4 75 1 4W 196 47K OHM 1 10W 596 1 0K 1 10W 196 16 2K OHM 1 10W 196 1 0K 1 10W 196 RES 28K OHM 1 4 196 2 2M OHM 1 10W 596 28K OHM 1 10W 196 1 74K OHM 1 10W 196 1 0K 1 10W 196 5 11K OHM 1 4W 196 1 74K OHM 1 10W 196 3 3M OHM 1 10W 596 2K OHM 1 4W 196 3 3M OHM 1 10W 596 300 OHM 1 10W 596 243 OHM 1 4W 1 470K 1 10W 596 POT 2K TRIM 1 74K OHM 1 10W 196 100 OHM 1 10W 596 300 1 10W 596 14K OHM 1 10W 196 14K OHM 1 10W 196 300 OHM 1 10W 596 14K OHM 1 10W 196 10K OHM 1 10W 196 1 74K OHM 1 10W 196 1 0K OHM 1 10W 196 100 OHM 1 4W 596 2 0K OHM 1 10W 196 100 OHM 1 10W 5 280 OHM 1 10W 196 10 OHM 1 10W 596 100 1 4W 596 10K OHM 1 10W 196 4 75K OHM 1 10W 196 4 75K OHM 1 10W 196 680 OHM 1 10W 596 POT 2K TRIM 300 OHM 1 10W 596 300 1 10W 596 232K OHM 1 10W 196 243 OHM 1 4W 1 100 OHM 1 10W 5 8 25K OHM 1 10W 1 RES 10 OHM 1W POT 2K TRIM 8 25K OHM 1 10W 1 KNOB 2 3 WAY CROSSOVER DUAL 5K LINEAR 10UF 16V 10PF 50V 10UF 16V TUF 50V CAP 3300UF 35V A7UF 50V 50V 50V 50V 50V 50V CAP 3300UF 63V 50V 10PF 50V 40580 47PF 100V 1UF 50V 10UF 16V RM 4 4751C RM 10 473B RM 10 1001B RM 10 1622B RM 10 1001B RMP 4 2802 04 RM 10 225B RM 10 2802B RM 10 1741B RM 10 1001B
7. pes EI nov Y agno Qualified Service Personnel Only AV gt uy Tr chematic SCHEMATIC DIAGRAM NOTES Unless specified otherwise 1 All resistors in ohms 2 All capacitors in microfarads CRIS Y 4 75K 8 RB R20 po 7 100K m POWER ON OFF NV RIS 504 3 Bv Aur 80v TN n a o att gt 2 gt R56 U ANN ih 10M ni THERM 5 58K t LBA woortR gt R78 650 R57 3 470K 4 75K ale 10uF 028 EL cpa TIQUE AGND 22 Auf 50V 47 OUTPUT 2 2M gt HSV R3 470K R67 1 0K CR5 YY K TT 46 THERMAL Ouf 16v R56 CRE gt CR3 2 4 v 2 5 ON 15V Off 15v 15V 10 0K 10M 0 150V NV gt 10 0K ay tev n AGND W 7 f 05V ON 15V OFF 20K Qualified Service Personnel Only C IRF9540 o9 OUTPUT 3300uF 63V Hs T 330DuF 63V AGND 100 cri Cv 8122 N AN uf 50V 1 GNO Ai a R3B os m ca 2278 gt 04 530098 sev ov 019 IRF9540 os N b K MPSADS AGND P 120pF 50V 510 L D 300 R Cha utrur CRI t 037 R81 RBB wF 50v A MPSAOS 300 pa V R70 m R71 AGND m WA R2
8. 1 10W 596 1 0K OHM 1 10W 196 10K OHM 1 10W 196 1M OHM 1 10W 596 121 OHM 1 10W 196 510 OHM 1 10W 596 121 OHM 1 10W 196 KNOB 2 3 WAY CROSSOVER POT QUAD 9MM 20K 1 0K OHM 1 10W 196 100 OHM 1 4W 596 300 OHM 1 10W 596 47K OHM 1 10W 596 4 75K OHM 1 4 196 1206 2K OHM 1 4 196 820 OHM 1 4W 5 3 3M OHM 1 10W 5 10 OHM 1 10W 5 300 OHM 1 10W 5 300 OHM 1 10W 5 47K OHM 1 10W 5 20 0K OHM 1 10W 1 PART RM 10 1001B RM 10 473B RM 10 1002B RM 10 9091B RM 10 105B RM 10 1002B RM 10 133B RM 10 1002B RM 10 1402B RM 10 1001B RM 10 1402B RM 10 1402B RM 10 133B RM 10 1002B RM 10 9091B RM 10 1002B RM 10 1002B RM 10 621B RM 10 621B RM 10 1741B RMP 4 0000 03 RMP 4 0000 03 RM 10 1002B RM 10 101B RM 10 474B RM 10 8251B RM 10 1741B RV 502Q RM 10 2611B RM 4 101C RM 10 106B RM 10 1002B RM 10 6811B RM 10 335B RM 10 1002B RM 4 1331C RM 4 1331C RM 10 4751B RM 10 8251B RM 10 1002B RM 10 104B RM 10 6043B RM 10 1001B RM 10 104B RM 10 225B RM 10 104B RM 10 563B RM 10 1001B RM 10 1002B RM 10 105B RM 10 1210B RM 10 511B RM 10 1210B KN 1824 A RV 203Q RM 10 1001B RM 4 101C RM 10 301B RM 10 473B RM 4 4751C 4 2001 RM 4 821C RM 10 335B RM 10 100B RM 10 301B RM 10 301B RM 10 473B RM 10 2002B R41 R42 R43 R44 R45 R46 R47 R48 R49 R5 R50 R51 R52 R53 R54 R55 R56 R57 R58 R59 R6 R60 R61 R62 R63 R64 R65 R66 R67 R68 R69 R7 R70 R71 R72 R73 R74 R75 R78 R8 R80 R81 R82
9. 50V 50V 50V CAP 3300UF 63V 10UF 16V 47UF 16V 50V 120PF 50V 120PF 50V 50V 1UF 50V 10UF 16V 10UF 16V DIO BYV 28 150 BRIDGE RECTIFIER 8A DIO DUAL BAV99L DIO DUAL BAV99L DIO ZENER MMBZ5240BL DIO DUAL BAV99L BRIDGE RECTIFIER 8A DIO BYV 28 150 DIO ZENER MMBZ5240BL DIODE ZENER MMBZ5231BLT1 DIO MMBD914L DIODE ZENER MMBZ5231BLT1 DIO MMBD914L DIO DUAL BAV99L DIO MMBD914L DIO MMBD914L DIO MMBD914L GREEN LED DIO MMBD914L XSTR MMBT5088L NPN CYV 474 CDS 104CBBB 1065 104 1065 CDS 104CBBB CERS 338E CDS 101CAAA CDS 470DAAA CERS 338B CYV 104 CERS 338E CDS 470DAAA CDS 470DAAA CYV 104 CDS 221CAAA CDS 221CAAA CYV 104 CDS 103CBBB CDS 101CAAA CYV 104 CYV 224 CYV 104 CYV 104 CDS 104CBBB CYV 474 CYV 474 CDS 104CBBB CDS 104CBBB CDS 104CBBB CDS 104CBBB CDS 104CBBB CDS 103CBBB CDS 221CAAA CYV 224 CDS 221CAAA CYV 104 CER 105CSM CER 105CSM CERS 338E 1065 4765 105 5 CDS 121CAAA CDS 121CAAA CER 105CSM CDS 104CBBB 1065 1065 55 176 059 55 0799 068 55 2605 55 2605 55 1052 55 2605 55 0799 068 55 176 059 55 1052 55 0775 SS 803SM 55 0775 SS 803SM SS 260SM SS 803SM SS 803SM SS 803SM SS 2428 054 SS 803SM 55 0114 16 Q12 XSTR MMBT5088L NPN 55 0114 Q13 XSTR MMBT3904LT1 NPN SS 0792 Q17 XSTR MMBT3904LT1 NPN SS 0792 Q18 XSTR MMBT3906LT1
10. been exposed to rain or D The equipment does not appear to operate normally or exhibits a marked change in performance or E The equipment has been dropped or the enclosure has been damaged 15 SERVICING The user should not attempt to service the equipment beyond that which is described in the operating instructions All other service should be referred to qualified service personnel 16 CARTS AND STANDS The equipment should be used with carts or stands only of suffi cient strength and stability for the use intended An equipment and cart combination should be moved with care Quick stops and starts excessive force and uneven surfaces may cause the equipment and cart combination to topple ESPA OL 10 ADVERTENCIA INFORMACION DE SEGURIDAD IMPORTANTE El s mbolo de flecha rel mpago dentro de un tri ngulo equil tero es para alertar al usario de la presencia de voltajes peligrosos no aislados en el interior del aparato los cuales pueden ser de suficiente magnitud para constituir un riesgo de choque el ctrico a las personas RIESGO DE DESCARGA EL CTRICA NO ABR R PRECAUC ON Para Prevenir el incendio o la descarga electrica no exponer este equipo a la lluvia o a la humedad LEA LAS INSTRUCCIONES Todas las instrucciones de seguidad y operaci n de su equipo Hafler deben ser le das antes de que el equipo sea conectado dl ctricamente CONSERVE EL MANUAL DEL PROPIETARIO Estas instrucciones d
11. chariots pales de ven tillateurs etc ou de personnes l int rieur de la pi ce D autre part il faudrait faire tres attention ce que la prise ne soit pas perc e ou coup e ou dispos e de facon risquer de l tre comme sous un tapis autour d un angle pointu etc PRISE DE COURANT ATROIS FICHES La prise de courant est compos e de trois fiches d sign es r duire le risque de d charge lectrique de l appareil Elle devrait tre de longueur suffisante pour la plupart des util isations de ce mat riel L utilisation de rallonge t d adaptateur est d consell e moins d tre en mesure de fournir la charge La lumi re clignotante du symbole de la fl che l int rieur d un triangle quilat ral pour objet d alerter l utilisateur de la pr sence d un voltage dangereux non isol l int rieur du produit qui pourrait tre de magnitude suffisante au risque d l ctrocution Le point d exclamation l int riur d un triangle quilat ral pour objet de pr venir l utilisateur de l importance des instructions de fonctionement et de maintenance jointes l appareil lectrique requise un fonctionement sans risque de tout mat riel reli P RIODES DE NON UTILISATON Durant les p riodes de non utilisation la prise de courant ne devrait pas tre branch e une source d energie NETTOYAGE Le mat riel devrait tre nettoy en respectant les instructions indiqu es PENETRATION DE
12. input uses a conventional RCA phone jack Move the input switch to RCA UNBALANCED to use this jack The balanced input jack is an XLR plug The XLR jack is connected according to the IEC and AES standard Move the input switch to XLR BALANCED to use this jack Unbalanced Input Balanced Input Move input switch to RCA UNBALANCED to use Move input switch to XLR BALANCED to use the RCA connectors XLR connectors 25 ES Cp TE 09 uer 9 50 o Signal In OdB Signal In 234 Signal im 6 adam 48 Signal in e balanced Unbalanced Ep balance Unbalanced 40HZ 120 E Phase 80Hz Gain Low Pass Gain 0 ALL OFF dB relative to 270 2 peru RCA Unbal max gain in RCA Unbal 2 3 3dB steps 190 steps 90 22344 XLR WIRING CONFIGURATIONS Using the XLR Balanced Input is recommended for installations where long cable runs are used or when the potential for stray electromagnetic fields from other wires exists There are balanced and unbalanced methods in which the XLR inputs can be used The first method is an XLR Balanced Input using 3 conductor cable with signal carried on the first and second conduc tors equal in amplitude and opposite in phase and the third conductor being a ground drain In this configuration noise common on both phases of the signal is effectively canceled out The second method is an XLR Unbalanced Input using 2 conductor cable with the signal carried in
13. nova circuit employs MOSFETs in both the power supply and output stages that result in superior sound quality The amplifier features an auto turn on off circuit that eliminates the need for a conventional power switch Input sig nals can be fed into the amplifier via Balanced XLR jacks where long cable runs are used or into standard unbal anced RCA jacks where short cable runs are used Each pair of inputs is combined into a mono summed signal before being fed into a 4th order Linkwitz Riley low pass crossover variable from 40Hz 140Hz If selected the signal is then fed into the Phase Warp that allows the phase of the signal to be adjusted at 90 180 or 270 increments The TRM10 1 features a 10 254mm low frequency transducer with a cone made from cellulose fibre A santoprene rubber surround that is immune to temperature fluctuations controls woofer damping and reduces 2nd harmonic dis tortions for a very wide and flat frequency response The transducer also features a 2 51mm 4 layer copper voice coil wound on an aluminum voice coil former and is driven by a 30 oz magnet The TRM12 1 features a 12 305mm low frequency transducer made with the same cellulose fibre cone and santoprene rubber surround The 12 transducer features a 2 5 63 5mm 4 layer copper voice coil wound on an aluminum voice coil former driven by a 102 oz magnet Both the TRM10 1 and TRM12 1 are downfiring subwoofer models and are vented using a radiused Ae
14. the center conductor and the ground carried on the shield Many popular mixers use unbalanced outputs and can be used with the XLR Balanced Input However in this type of configuration we recommend using twisted pair cable or short cable lengths to prevent residual ground noise XLR Balanced Input XLR Unbalanced Input Check output from source for proper signal polarity Connect and GND shield terminals at both ends of cable to prevent unstable amplifier operation FROM SOURCE Pin 1 GND SN 1 Pin 1 GND Pin 2 Pin 2 Pin 3 2 Pin 3 GND 10 OPERATION AUTO TURN ON SLEEP MODE The TRM10 1 TRM12 1 subwoofers automatically turn on when they sense an input signal When the signal being fed to the TRM10 1 TRM12 1 is turned off the subwoofer s amplifier will turn off and go into sleep mode This feature eliminates the inconvenience of operating a mechanical switch INPUT SENSITIVITY GAIN The Input Sensitivity is used to match the TRM10 1 TRM12 1 with signal levels from a variety of mixing consoles The Input Sensitivity uses a variable potentiometer to match input levels over a 30dB range and is variable from OdBu to 30dBu The numbers listed on the back panel indicate the input in dBu required to produce an output of 100dB SPL 1 meter When the control is set to its full CLOCKWISE position the monitor is matched to OdB input level the input circuit is less sensitive to the amplitude of the input signal
15. 20 SIGNAL SENSING TURN ON REFERENCE R103 R84 SIGNAL RECTIFIER AND HOLD 9 R145 C85 SIGNAL AMPLIFIER U16A R57 R75 C28 C84 THERMAL PROTECTION TEMP TS2 R147 COMPARATOR U15B R22 R23 CIRCUIT CALIBRATION Qualified Service Personnel Only Bias The bias control establishes the quiescent Class AB output current of the amplifier The bias should not need readjustment from the factory setting however if the amplifier is repaired and the output devices have been changed calibrating the bias is necessary Disconnect the power to the amplifier before removing the heatsink assembly from the speaker cabinet To adjust the bias remove the jumper TP1 and connect an ammeter across the exposed pins Adjust trimpot R9 fully counter clockwise before reapplying power to the unit After the Soft Start turn on has settled note the ammeter reading Adjust R9 until an additional 50mA is added to the ammeter reading Replace jumper TP1 If the green power LED is not illuminated apply a low frequency input signal to the amplifier input to activate the signal sensing turn on circuit Be sure to remove the signal before adjusting the bias Ay WARNING Only a competent technician should attempt the above procedure 20 A Qualified Service Personnel Only AMPLIFIER REPLACEMENT Remove 10 screws from amplifier using a Phillips screwdriver Remove amplifier from enclosure
16. 4 ohms TRM10 1 Dimensions Signal to Noise gt 100dB CMRR gt 70dB typical 60Hz Input Impedance 47 phase balanced 47kQ unbalanced Input Sensitivity Range 160mV to 5V RCA in Gain 45dB max to 15dB min Power Consumption Idle Power 11W 150mA 120 VAC Normal Operation 68W 770mA 120 VAC Full Power 330W 3 3A 120VAC Maximum Input Idle Power 11W 90mA 230 VAC Normal Operation 66W 380 230VAC Full Power 315W 1 7mA 230VAC Rear Panel Balanced XLR Inputs Unbalanced RCA Inputs Gain Control 30dB range Low Pass Crossover variable 40Hz 140Hz Phase DIP Switches 0 90 180 270 18 25 Low PAss CROSSOVER SECTION Crossover Frequency Variable from 40Hz 140Hz Crossover Slope 24dB octave 4th order Linkwitz Riley Subsonic Filter 12dB octave 3dB 18Hz Specifications are subject to change without notice TABLE OF CONTENTS SAFETY PRECAUTIONS xe Lern a aa lieti i PERFORMANCE SPECIFIGATIONS 2220022 rro e ere ee PU se ee vi Frequency Response Graphs INTRODUCTION 7 lesen een ita d a 1 TECHNICAL DESIGN FEATURES eee tee ne ne ea mer ani 1 FRONT amp REAR PANEL VIEWS i 4 SCHEMATIC DIAGRAMS danos ee sa ai ei ie rea 5 INSTALLATION Lc ida eii a 9 Studio Installation A E I US des 9 Home Theater Installations
17. 79 10 9 on AGNO Rae 510 INN MPSAS RE 010 420 SOV la Roo 300 300 28 0K 1 Tor 36v IV 620 os 7 MUBTADGL Nm NDA R45 2 Au 1 0K R72 50v AGND 100 AGND R41 5 i 4 78 AGND 174K 8 Sur ul x EM 22 B Ria cas 923 qur u A 100 2 3300uF 63v T IRF540 300 25 2 00K MM A ov Output Circuitry INSTALLATION LOCATION The acoustic properties and size of the listening environment can drastically influence the SPL Sound Pressure Level and 3dB roll off of the subwoofer However it s important to note that large or small acoustic spaces have little to no effect on the subwoofer cone excursion amp box Q For the most part we ll discuss the optimum location for two different installation methods Studio Installation and Home Theater Installation STUDIO INSTALLATIONS In studio installations damping material is usually used on the walls and ceilings make the room acoustically dead The main monitors are typically located 3 to 6 from the mixing console and therefore considered a near field close field appli cation In this type of anechoic environment the subwoofer will tend to experience minimal Boundary Loading effects For studio installations HAFLER recommends experimenting with different locations within the studio that minimizes rattles or vibration of other equipment Y
18. P 4 0000 Components marked with this symbol are safety critical and should only be replaced with identical components A 105 componentes marcados con el simbolo son N Y imprescindibles para la protecci n del equipo por lo cual que solo sean reemplazados por los mismos componentes Les componsants marqu s du symbole sont indis pensables la s curit e et ne peuvent tre remplac s qu avec des composants identiques Bauteile die mit einem gekenzeichnet sind sind sehr wichtig und d rfen nur mit den orginal Ersatzteilen ausgetauscht werden componenti contrassegnati da sono critici per la _ sicurezza e devono essere rimpiazzati solo con ricambi di valore identico TRM10 1 12 1 FUNCTIONAL BLOCK DIAGRAMS AL Qualified Service Personnel Only INPUT CIRCUIT The stereo input signals are connected to the amplifier through balanced XLR connectors or unbalanced RCA con nector TP2 Unbalanced operation can be selected with switch DS1 which grounds the RCA shell through R37 Input buffers U1 and U10 provide a stable input imped ance dominated by R10 R4 R42 and R32 The left and right balanced summing amplifiers U4A and sum the inverting and non inverting signals to form unbalanced right and left channel outputs RCH and LCH The Common Mode Rejection Ratio CMRR of each channel is optimized with trimpots R8 and R58 MONO SUM GAIN CIRCUIT Left and right input signa
19. PNP 55 0791 Q19 XSTR NPN 5 06 55 102 Q2 XSTR MMBT3904LT1 NPN SS 0792 Q2 Regulator LM317 WP 2350 Q21 XSTR MPS A56 SS 101A Q23 XSTR MMBT3906LT1 PNP 55 0791 Q3 Regulator LM337 WP 2348 Q37 XSTR MPS6521 SS 209 Q5 XSTR MMBTAO6L 55 1025 Q6 XSTR MMBT3906LT1 PNP SS 0791 Q7 XSTR MMBT3906LT1 PNP 55 0791 Q8 XSTR MMBT3904LT1 NPN SS 0792 U1 OPAMP TLO72CD 55 1435 010 TLO72CD 55 1435 016 TLO72CD 55 1435 U2 OPAMP TLO72CD SS 143SM U112 OPAMP DUAL LM833D 55 1875 U3 OPAMP DUAL LM833D 55 1875 UA OPAMP DUAL LM833D 55 1875 U6 OPAMP DUAL LM833D 55 1875 U15 COMPTR DUAL LM393D 55 2075 J6 CONN IEC POWER INLET CC 1174 JI CONN XLR NEUTRIK NC3FAH 2 0 CC 2339 J8 CONN XLR NEUTRIK NC3FAH 2 0 CC 2339 J9 HEADER 4 SOCKET CC 2352 J10 HEADER 6 SOCKET CC 2353 J5 4 AMP 3AG SLO BLO FUSE FS 004SB J5 FUSE HOLDER CAP 3AG FS 1175 5 FUSE HOLDER BODY PC MOUNT FS 1176 TP1 SH 2X3 JUMPER CC 648 TP1 HDR 6 PIN DUAL ROW 673 TP2 RCA JACK GOLD TWIN CCH 228 TS2 THERMISTOR 10K EPOXY SS 0426 066 551 HARNESS P1000 CHASSIS GND FA 1401 A DS1 4 POS DIP SWITCH SW 1649 Transformer 2327 0 Linecord WIR9856 10 Woofer FG26388WP 12 Woofer FG26394WP Plastic Foot SHW10459 Neoprene Pad HDW10441 1 4 20x2 Phillips Screw HDW10460 MODEL TRM10CE TRM12CE 230V Differences European Linecord lt HAR gt WIR10138 Fuse Holder 5X20mmFS 1269 A 1 25A SLO BLO Fuse FS 1474 A RES 0 OHM 1 4W RM
20. RM 4 5111C RM 10 1741B RM 10 335B RM 4 2001C RM 10 335B RM 10 301B RM 4 2430C RM 10 474B RV 202 RM 10 1741B RM 10 101B RM 10 301B RM 10 1402B RM 10 1402B RM 10 301B RM 10 1402B RM 10 1002B RM 10 1741B RM 10 1001B RM 4 101C RM 10 2001B RM 10 101B RM 10 2800B RM 10 100B RM 4 101C RM 10 1002B RM 10 4751B RM 10 4751B RM 10 681B RV 202 RM 10 301B RM 10 301B RM 10 2323B RM 4 2430C RM 10 101B RM 10 8251B RM1 100 012 RV 202 RM 10 8251B KN 1824 A RV 502DPA CER 106SM CDS 100CAAA CER 106SM CYV 104 CERS 338B CYV 474 CDS 104CBBB CDS 104CBBB CDS 104CBBB CDS 104CBBB CDS 104CBBB CERS 338E CDS 104CBBB CDS 100CAAA CDS 470DAAA CDS 104CBBB 1065 23 24 29 C3 C30 C31 C32 C33 C34 C35 C36 C37 C38 C39 C4 C40 C41 C42 C43 C44 C45 C46 C47 C48 C5 C51 C52 C53 C55 C56 C57 C58 C59 C6 C64 C7 C72 C73 C74 C8 C84 C85 C86 C87 C88 C89 C9 C93 C94 CRI CR10 CR11 CR12 CR14 CR15 CR16 CR17 CR18 CR19 CR2 CR20 CR3 CR4 CR5 CR6 CR7 CR8 CR9 Qu A7UF 50V 1UF 50V 10UF 16V 1UF 50V 10UF 16V 1UF 50V CAP 3300UF 63V 100PF 50V 47PF 100V CAP 3300UF 35V 1UF 50V CAP 3300UF 63V 47PF 100V 47PF 100V 1UF 50V 220PF 50V 220PF 50V 1UF 50V 01UF 50V 100PF 50V 1UF 50V 22UF 50V 1UF 50V 1UF 50V 1UF 50V A7UF 50V A7UF 50V 1UF 50V 1UF 50V 1UF 50V 1UF 50V 1UF 50V 01UF 50V 220PF 50V 22UF 50V 220PF 50V 1UF
21. S LIQUIDES Un attention particuli re est xig e quant la dispersion de liq uides tels que les produits de nettoyage et boissons de faccon viter toute p netration dans l enceinte du mat riel D G T N CESSITANT UNE R VISION Le mat riel Hafler devrait tre r vis par des personnes qual if es de service apr s vente lorsque A Les fiches ou la prise de courant ont t endommag ou B De objets sont tomb s sur le mat riel ou des liquides s y sont dispers s ou C Le mat riel a t expos la pluie ou D Le mat riel ne semble pas fonctioner correctement ou affiche un changement de performance ou E Le mat riel a t renvers terre ou l enceinte a t endommag e REVISION L utilisateur ne devrait pas essayer de r viser le mat riel en allant plus loin que ce qui a t d crit dans le mode d emploi Toute autre r viion devrait tre confi e un personnel qualifi CHARRIOTS ET MEUBLES Le mat riel devriat tre utilis avec des charriots et meubles de qualit et stabilit suffisante son utilisation pr conque L ensemble du mat riel et du charriot devrait tre d plac avec pr caution Des mises en marche et arr ts brusques des colli sions excessives ainsi que des surfaces in gales peuvent ren verser l ensemble du mat riel et du charriot 10 GEFAHR EINES ELEKTRISCHEN SCHLAGS NICHT OFFNEN WARNUNG Um die gefahr eines elektroschocks o
22. TRM10 1 TRM12 1 Installation amp Operation SUBWOOFER MONITORING Application of Council Directive 73 23 low voltage directive Standard s to which Conformity is Declared EN55013 1 EN55103 2 60065 safety Manufacturer s Name Hafler Manufacturer s Address 546 South Rockford Drive Tempe Arizona 85281 Importer s Name Importer s Address Type of Equipment 2 channel Audio Power Amplifier Speaker Model No 101 TRM12 1 Serial No Year of Mfg L 2000 O 2001 O 2002 I the undersigned hereby declaro that the equipment specified above conforma la the above Directive 4 and Standard s 2 Place Hafler a Games C Strickland VP Engineering 12 11 00 NOTICE IMPORTANT SAFETY INFORMATION CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE READ INSTRUCTIONS All the safety and operating instructions of your Hafler equipment should be read before power is applied to the equipment RETAIN OWNER S MANUAL These safety and operating instructions should be retained for future reference HEED WARNINGS All warnings on the equipment and in the operating instructions are important and should be followed FOLLOW INSTRUCTIONS All operating and use instructions are important and should be followed HEAT The equipment should be kept awa
23. URCE The input signal is connected across C94 START R40 R65 the differential amp transistors Q11 98 Ss pus and Q12 U2B is configured as a DC servo integrater to null any DC at the output The output of the differential amplifier is fed to the positive pre driver Q18 and to the current mirror which mirrors the inverted input current of Q6 into O7 and delivers it to the negative pre driver Q17 The pre driver current is split between the three current paths of the bias and the driver circuit according to the factory bias setting of trimpot R9 and the temperature of Q37 Q37 is thermally linked to the heatsink and compensates for the gate voltage temperature coefficient of the output MOSFETs Q19 drives the positive out put MOSFET Q4 and Q21 drives the negative output MOSFET 010 Local feedback components C47 and R86 help to sta bilize this output stage At low output voltages current flows to the woofer from the lower voltage rail LV or LV through the diodes 1 17 and output MOSFETs Q4 Q10 When the output voltage approaches or exceeds these lower voltage rails output current flows from the higher voltage rail or HV through CLASS G MOSFET Q9 Q1 and output MOSFETS Q4 Q10 Positive G driver Q13 turns on class G MOSFET Q9 when the base emitter voltage exceeds 0 7V This occurs when OUT 1 4 5 1V LV 0 7 10 gt 0 7V which reduces to OUT gt LV 3 5V A similar equation can be applied to the nega tive class G dr
24. arato se non per quanto esposto nelle istruzioni Tutti gli altri interventi devono essere effettuati da un tecnico specializzato CARRELLI E STAND L apparato deve essere impiegato su carrelli o stand solo se questi sono sufficientemente solidi e stabili per la funzione a cui si vuole dedicarli La combinazione di carrello ed apparato deve essere mossa con cautela Fermate e partenze improvvise forze eccessiva e superfi ci irregolari possono ribaltare la cominzione carrello e apparato PERFORMANCE SPECIFICATIONS TRM10 1 TRM12 1 MODEL Free Field Frequency Response 27Hz 110Hz 2dB 25Hz 110Hz x2dB Peak Acoustic Output 2112dB w music 9 2m 2115dB w music 2m Total Harmonic Distortion THD 396 30Hz 90Hz 90dB 2m 396 25Hz 90Hz 904 2m Low Frequency Driver 10 254mm Cellulose Fibre Cone 12 305mm Cellulose Fibre Cone Santoprene Rubber Surround Santoprene Rubber Surround 2 51mm 4 Layer Voice Coil 2 5 63 5mm 4 Layer Voice Coil 30 oz Magnet 102 oz Magnet Cabinet 1 0ft 28 Liter Vented Down Firing 2 0ft 56 Liter Vented Down Firing Dimensions 14 75 H x 16 W x 16 D 18 25 H x 19 50 W x 19 375 D 37 46cm x 40 64cm x 40 64cm 46 35cm x 49 53cm x 49 21cm Net Weight 53 Ibs 24kg 94 Ibs 42kg Frequency Response 2m Frequency Response 69 2m AMPLIFIER Frequency response generated with 60Hz low pass crossover engaged SECTION Power Rating 200 RMS
25. arauf das das Kabel nicht gequestscht oder durchschnittren wird wie z B unter Schr nken oder an scharfen Kanten etc MASSEANSCHLU Das dreiadrige Anschlubkabel ist mit einem Erdungsleiter ausges tattet welcher die Risiken eines Elektroschocks verringert Das Kabel hat eine L nge welche f r die meisten 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 13 15 16 jV ACHTUNG WICHTIGE SICHERHEITS INFORMATIONEN Der Blitz mit dem Pfeil in einem gleihschenkligen Dreieck soll den benutzer vor unisolierter gef hrlicher Spannung innerhalb des Ger tes warnen Das Ausrufezeichen in einem gleichschenkligen Dreieck soll den Benutzer darauf aufmerksam machen daf dem Ger t wichtige Operations und Service Informationen beigef gt sind ZEITR UME IN DENE DAS GER T NICHT GENUTZT WIRD Wird das Ger t ber einen l ngeren Zeitraum nicht genutzt z B Urlaub ziehen Sie bitten den Netzstecker aus der Steckdose REINIGEN Reinigen Sie das Ger t nur wie in der Bedienungsanleitung detailliert beschrieben EINDRINGEN VON FREMDKORPERN Achten Sie darauf da weder Fremdk rper noch Fl ssigkeiten in das Ger t eindringen ERFORDERLICHER REPARATURSERVICE Hafler Equipment sollte nur von qualifizierten Service Technikern instand gesetzt werden wen
26. ciente per i corretto fuinzionamento degli apparati connessi E alters importante che vengano sempre impiegate prolunghe con la configurazaione a tre fili con terra NOTARE IMPORTANTI INFORMAZIONI SULLA SICUREZZA Il simbolo del fulmine in un triangolo equilatero vuole avvertire della pre senza di tensioni elevate non isolate e di valore sufficiente per costituire ris chio di shock elettrico alle persone Il punto esclamativo contentuto in un triangolo equilatero vuole avvertire l u tente della presenza di parti di servizio e di manutenzione che sono dettagli ate nel manuale di istruzioni PERIODI DI NON UTILIZZO Durante lunghi periodi di non utilizzo staccare il cavo di alimen tazione PULIZIA L apparato deve essere pulito solo come indicato dalle istruzioni INGRESSO DI OGGETTI E LIQUIDI Si deve prestar attenzione che oggetti e liquidi come fluidi deter genti e bibite non vengano versati all interno dell apparato RIPARAZIONI Gli apparati Hafler devono essere riparati da personale qualifica to quando Il cavo di alimentazione la spina sono danneggiati B Oggetti sono caduti all interno del telaio o quando del liquido entrato C Quando l apparato stato esposto a pioggia D Quando l apparato non sempra funzionare normalmente o quando esibisce un cambiamento di prestazioni o E Quando caduto o il telaio stato danneggiato ASSISTENZA L utente non deve tentare di prestare assistenza all app
27. der feuer zu vermeiden setzen sie das keinem regen oder extremer feuchtigkeitaus INSTRUKTIONEN LESEN Alle Sicherheits und Operationshinweise Ihres Hafler Equipments sollten vor der Inbetriebnahme gelesen werden BETRIEBSANLEITUNG AUFBEWAHREN Bewahren Sie die Bedienungsanleitung sorgf ltig auf damit Sie in dieser auch in Zukunft nachschlagen k nnen WARNUNGEN BEACHTEN Alle Warnungen des Ger tes und der Bedienungsanleitung sind extrem wichtig und m ssen befolgt werden INSTRUKTIONEN BEACHTEN Alle Operations und Gebrauchshinweise sind extrem wichtig und m ssen beachtet werden HITZE Das Equipment sollte fern von Hitze ausstrahlenden Ger ten aufgestellt werden wie z B Heizungen fen etc VENTILATION Das Equipment sollte so aufgestellt werden daf eine ausre ichende Ventialition gew hrt wird WASSER UND FEUCHTIGKEIT Das Equipment sollte nicht im oder in der Nahe von Wasser benutzt werden wie z B in Schwimmbadem Saunen etc Es sollte ebenfalls nicht in Uberschwimmungsgef hrdeten Gebieten aufgestellt werden wie z B Kellerr umen STROMANSCHLUB Das Equipment darf nur an eine Stromversorgung angeschlossen werden die die gleichen Parameter aufweist welche auf der R ckseite ber em Anschlufterminal des Ger tes aufgelistet sind SCHUTZ DER ZULEITUNG Die Zuletungen sollten so verlegt werden daf diese nicht in den Bewegungsbereich anderer M belst cke oder Personen hereinra gen Achten Sie d
28. e seguridad y operaci n deben ser conser vadas para futuras referencias CUADROS DE ADVERTENCIAS Todas las advertencias en el equipo y en las instrucciones de operaci n son importantes y deben ser seguidas SIGA LAS INSTRUCCIONES Todas las instrucciones de uso y operaci n son importantes y deben ser seguidas CALOR El equipo debe ser mantenido lejos de areas de alta temperatura como por ejemplo ventilaciones de calentadores radiadores est ufas hornos hogueras etc VENTILACION El equip debe ser usado en reas con ventilaci n adecuada Deben er tornadas las precauciones necesarias para no impedir el flujo de aire dentro y alrededor del aparato AGUA Y HUMEDAD El equipo no debe ser usado en el agua alrededor de sta tales como en una ba era tanque o reas de nado Tambi n el equipo no debe ser usado en reas propensas a inundaciones tales como en un s tano FUENTES DE PODER El equipo debe ser conectado a una fuente de poder del mismo voltaje y frecuencia que el indicado en el panel trasero sobre el punto de entrada del cable de corriente PROTECCION DEL CABLE DE CORRIENTE Los cables de corriente deben ser dispuestos de forma tal que no interfieran con el movimiento de objetos en la sala personas aspas de ventilaci n carretillas etc Tambi n es necesario tener cuidado de que el cable no est punzado o cortado y debe estar ubicado de forma tal que esto no ocurra como podr a suceder debajo de u
29. er pin 2 very quickly goes toward OV and flips U15A low to 15V immediate ly turning the amplifier off before the power supplies collapse SIGNAL SENSING TURN ON CIRCUIT The amplifier will not turn on until an input signal is detected The first stage of the detection circuit amplifies the WOOFER signal by 40dB to ensure that even the smallest input signal is detected and high pass filters it to eliminate DC offset errors This amplified signal is negatively rectified by CR9 and held by C85 When the voltage at pin 6 of U16B goes lower than the 0 15V reference at pin 5 the output goes high allowing the soft start circuitry to turn the amplifier on After signal is removed the 470 second time constant of C85 and R145 will discharge slowly towards OV until it is higher than 0 15V causing U16B to go low to 15V turning the amplifier off THERMAL PROTECTION The thermal protection turns off the amplifier when the heatsink reaches an excessively high temperature This condition is detected by the NTC Negative Temperature Coefficient thermistor TS2 At higher temperatures TS2 has a lower resistance causing a higher voltage at pin 6 of U15B When this voltage exceeds the reference voltage at pin 5 the output of U15B goes low to 15V and turns the amplifier off 19 A Qualified Service Personnel Only POWER ON OFF REFERENCE CR15 R18 COMPARATOR ON OFF U15A CR5 AC POWER RECTIFIER CR2 CR7 R12 C31 R19 R
30. handling increased reliability and improved sonic performance 9 Phase Control The Phase Control is used to align the arrival time of the sub Reference Subwoofer woofer s low frequency information with high frequency informa Monitor tion produced by additional reference monitors Aligning both sig nals will insure that both low and high frequencies arrive at the lis tening position at the same time This eliminates the possibility of acoustical cancellation and improves the reproduction of transients 1 1 0 90 180 270 360 THE RESULT Eliminates phase cancellation and improves transient The Phase Contr ol can fix up to 270 in phase shift response between the outputs of a reference monitor amp subwoofer Santoprene Rubber Surround Santoprene is a very durable and temperature tolerant material which provides the consistent support necessary for the linear motion of the speaker cone In addition the damping capabilities eliminate the transmission of sonic disturbances between the cone and the frame of the speaker This greatly improves the accuracy of the woofer s low frequency response THE RESULT Improves woofer s low frequency response Aluminum Voice Coil Former The transducer s voice coil former is black anodized aluminum for highly efficient thermal transfer Another method of producing voice coils is with Kapton formers Although this material is very resistant to heat any heat generated b
31. htning flash with arrowhead symbol within an equilateral trian gle is intended to alert the user to the presence of uninsulated dan gerous voltage within the product s enclosure that may be of suffi cient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user of the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance 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 attempt to mate to a two wire ungrounded receptacle use a grounding adaptor with the grounding tab or wire suitably connected to earth ground 11 NON USE PERIODS During periods of extended non use the power cord should be unplugged from the power source 12 CLEANING The equipment should be cleaned only as detailed in the operat ing instructions 13 OBJECT AND LIQUID ENTRY Care should be taken so that objects and or liquids such as clean ing fluids or beverages are not spilled into the enclosure of the equipment 14 DAMAGE REQUIRING SERVICE Hafler equipment should be serviced by qualified service person nel when A The power supply cord or plug has been damaged or B Objects have fallen onto or liquid has been spilled into the equipment or C The equipment has
32. ies and the electronics parts indus try in general some parts may be manufactured in other countries LIT11384 10 00
33. iver Q23 The resulting behavior can be observed as the Class G rail on the source of the output MOSFET tracking 3 5V higher or lower than the output signal SOFT START CIRCUIT The amplifier soft start circuit is controlled by three On Off circuits Power On Off Signal Sensing and Thermal Protection The diode SOFT START OR connection of CR5 CR6 and CR3 causes the amplifier to turn off if power On Off is low or Signal Sensing is low or the Thermal ON OFF Protection is low The amplifier will turn on only if all these circuit CRS LED outputs are high In this all high condition CR5 CR6 and CR3 are pis CR8 open circuited or back biased allowing R13 to turn on Q2 and Q8 illuminating LED CR8 and turning on the amplifier Q8 is turned on slowly according to the time constant of R13 and C93 and C94 This soft start behavior eliminates audible turn on transients 18 POWER ON OFF CIRCUIT The power on off circuit is designed to turn the amplifier on slowly and off quickly When AC power is initially applied to the subwoofer AC signals on the secondary of the power transformer are negatively rectified through CR2 and CR7 into peak holding capacitor C31 and divided by R19 and R20 When the resulting DC voltage at pin 2 of U15A is lower than the 1 4v reference at pin 3 the output of U15 goes high allowing the soft start circuitry to slowly turn on the amplifier When AC power is removed from the subwoof
34. les mesures de s curit de votre quipement Hafler devraient tre consult s avant sa mise en marche CONSERVER LE GUIDE DE L UTILISATEUR Le mode e emploi et les mesures de s curit devraient tre conserv s pour des r f rences futures CONSID RATIONS DE MISE EN GARDE Le mode d emploi et les mises en garde concernant cet quipement sont de grande importance et devraient tre suivis SUIVRE LE MODE E EMPLOI Le mode d emploi et les conseils d utilisation sont importants et devraient tre suivis CHALEUR Le mat riel devrait tre pr serv loin de toute source de chaleur radiateurs cuisini re fours chemin es etc VENTILATION Le mat riel devrait tre utilis dans un endroit bonne ventila tion Il reste n cessaire de respecter la circulation de flux d air l int rier et autour du meuble EAU ET HUMIDIT Le mat riel ne devrait pas tre utilis pr s d une source d eau telle qu une baignoire un vier ou une aire de baignade De plus le mat riel ne devrait pas tre utilis dans des lieux sujets aux innondations tels que les sous sols SOURCES D NERGIE Le mat riel devrait seulement tre reli une source d nergie de m me voltage et fr quence que celle indiqu e sur le tableau arri re au dessus de la fiche d entr e de la prise de courant PROTECTION DE LA PRISE DE COURANT La prise de courant devrait tre arrang e de fa on ne pas interf rer avec le d placement d objets
35. ls LCH and RCH are summed to mono through R49 and R51 The mono signal is then attenuated in two stages with dual potentiometer RV1 which is accessible from the rear panel heatsink and serves as the gain control R56 and R83 determine the maximum achievable attenuation level R59 and R66 help to reduce the tracking errors of RV1 due to absolute resistance toler ances Buffer U3B unloads the attenuators and provides 6dB of gain with R25 and R73 PHASE CONTROL CIRCUIT The output signal of U3B goes directly to U4B if DS2 is left open 0 degrees phase shift If only DS2 is closed the signal goes through 2 cascaded phase shift stages built around U6A and U6B and experiences a 270 degree phase shift Additionally closing DS3 causes the phase shift to be 180 degrees Adding another closed switch DS4 results in only 90 degrees of phase shift DS2 DS3 and DS4 are labeled 2 3 and 4 respectively on the rear panel heatsink BUFFER GAIN TRIM CIRCUIT U4B works as a buffer and as a factory gain trim using trimpot R136 The voltage gain of the stage is R74 R136 R137 FILTER CIRCUITS U112A and U112B form two cascaded 2nd order variable low pass crossover filters for an overall 4th order 24dB octave Linkwitz Riley response The quad potentiometer R29 is accessible from the rear panel heatsink and indicates the 40Hz 140Hz range of the variable Low Pass crossover Following these circuits is a 2nd order subsonic High Pass filter at U2A The signal the
36. mplifier MOSFET Devices HAFLER is one of the few manufacturers in the sound community to utilize MOSFET devices in both the power supply and output stages MOSFET Metal Oxide Semiconductor Field Effect Transistor devices offer several important inherent advantages over the 30 year old technology of bi polar design These advantages include ther mal stability fast switching speed ultra low output impedance and wide bandwidth linearity In addition MOSFETs operate very similarly to vacuum tubes in that they are more linear than bipolar transistors However MOSFETs can deliver the midrange clarity without the limitations of transient response and high frequency phase shifting normally associated with tube operation THE RESULT Thermal stability fast switching speed ultra low output impedance and wide bandwidth linearity 9 Subsonic Filter The TRM series uses a Subsonic Filter to prevent the woofer from reproducing inaudible frequencies Subsonic frequencies known as infrasonic frequencies are signals below the normal human hearing range and are generally considered to be below 20Hz The subsonic filter reduces the energy of these frequencies and restrains the woofer from operating outside its optimum linear excursion This type of electronic control eliminates the mechanical distor tion caused by a woofer traveling beyond its XMAX improves power handling increases reliability and improves sonic performance THE RESULT Improved power
37. n A Das Stromversorgungskabel besch digt wurde B Eine Fl ssigkeit in das Ger t eingedrimgem ist C Das Ger t Regen ausgesetzt wurde D Das Ger t nicht mehr ordnungsgem funktioniert ggf nicht mehr die volle Leistung abgibt E Das Ger t runtergefallen ist oder das Geh use besch digt wurde SERVICE Der Benutzer sollte nur den Service ausf hren der in der Bedienungsanleitung f r den Benutzer freigegeben wird Den weiterf hrenden Service sollte nur von qualifizierten Tevhnikern durchgef hrt werden AUFSTELLUNG Das Equipment sollte so aufgestellt werden dap der gew hlte Untergrund die erforderliche Stabilit t aufweist so daB eine gefahrlose Bnutzong gew hrleistet wird Das Equipment und der Untergrund sollte mit auberster Vorsicht bewegt werden Bei schnellen Bewegungen oder starkem Abbremsen kann es zum Umkippen des Equipments kommen 2 z 10 RISCHIO DI SCARICHE ELETTRICHE NON APRIRE ATTENZIONE Per prevenire incendio scariche elettriche non esporre questo apparato a pioggia o umidit LEGGETE LE ISTRUZIONI Tutte le istruzioni riguardanti la sicurezza ed il funzionamento devono essere lette prima di applicare tensione all apparato CONSERVATE IL MANUALE Queste istruzioni riguardanti la sicurezza ed il funzionamento devono essere conservate come riferimento futuro AVVERTENZE Tutte le avvertenze poste sull apparato e sul libretto di istruzioni sono importanti e devono es
38. n connects to the Class G amplifier ze INPUT CIRCUIT NON INV BUFFER RCH U1A BAL SUMMING AMP SPKR RCA U4A R109 R110 R111 R112 NON INV BUFFER U10A R104 R62 MONO SUM GAIN CIRCUIT SUB ATTN RCH gt L R SUM R59 R56 LCH gt R49 R51 R66 R83 RV1A PHASE CONTROL CIRCUIT CIRCUIT 180 PHASE 90 PHASE SHIFT SHIFT U6A U6B R113 R120 R100 R107 R114 R123 R101 R132 C89 C74 C86 C73 BUFFER GAIN TRIM U4B R137 R74 R136 FILTER CIRCUITS 2ND ORDER VARIABLE LP 2ND ORDER VARIABLE LP U112B U112A R29A R85 R29C R164 R29B R98 R29D R130 C64 C48 C46 C45 2ND ORDER SUBSONIC HP U2A C36 C42 R44 R82 gt CLASS G AMPLIFIER BUFFER GAIN TRIM A Qualified Service Personnel Only CLASS G TRANS AMPLIFIER The transistor Q8 is configured as a switch which controls the current source Q5 of the input differential amplifier Q11 and Q12 If the power On Off Signal Sensing and Thermal prd Protection circuits have all stopped VERON pulling to 15V the turn on process Q6 Q7 begins and the voltage at the emitter of O8 slowly ramps up to zero Volts according to the charging time of soft start components R13 C93 and C94 EE nd 15V is divided between R40 and R65 DC Q11 Q12 and imposed across the base emitter OFFSET U2B R47 C22 of Q5 and R35 causing current source Q5 to turn the amplifier on i C93 SOFT SO
39. na alfombra o al pasar el cable por una esquina aguda etc ATERRAMIENTO DEL CABLE DE CORRIENTE El cable de corriente es del tipo aterrado de tres hilos dise ado para reducir el riesgo de una descarga el ctrica procendent de un chasis energizado Se asume que su longitud es suficiente para la mayor a de usos del equipo El uso de extensiones y multi El s mbolo de exclamaci n dentro de un tri ngulo equil tero es para aler tar al usuario de la presencia de instrucciones importantes de operaci n y mantenimiento servicio en la documentaci n que acompa a al equipo 11 12 13 14 enchufes no es recomendado a menos que tengan el amperaje adecuado para poder suministrar la corrioente 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 com pletamente en el recept culo Nunca remeva el pin de ater ramiento en un intento por conectar el cable en un recept culo de dos hilos no aterrado use un adaptador de aterramiento que est adecuadamente conectado a un punto de tierra PERIODOS SIN USO Durante per odos prolongados sin uso del equipo el cable de corriente debe ser desconectado de la fuente de electrixidad LIMPIEZA El equip debe ser limpiado solo en la forma que se detalla en las instrucciones de operaci n INTRODUCCI N DE OBJETOS Y LIQUIDO Deben ser tornadas p
40. ndicator can be used for system troubleshooting The LED COLOR SITES will illuminate GREEN if signal is present at the subwoofer s input GREEN Power on The LED will turn off and the amplifier will go into sleep mode if None LED Off Sleep Mode signal is not present BREAK IN and WARM UP We recommend initially breaking in the subwoofer for approximately 8 hours with musical information to establish the mon itor s natural bass response To achieve the best sonic performance and image stability from the internal amplifier we recom mend letting it warm up for 1 hour before beginning any critical listening CLEANING amp MAINTENANCE There is no requirement for regular maintenance on the electronic components of the monitor If the cabinet or woofer becomes soiled it can be cleaned using a damp soft cloth If the monitor is located in a particularly dusty environment clean ing the inside with compressed air or vacuuming every 18 to 24 months is sufficient 13 Qualified Service Personnel Only x HAFLER PC 1960 E cli C38 cg Rt 057 m B LM a Rios E EH Er EL su ne C58 8 m enu a 85 R136 na HAFLER TRM10AJ SCh gt PC 1960 D TRM10AN SCh gt PC 1960 E PC 1960 E 12 15 98 Rizo BB mg es amp UN 19 ma REDI us Rag QU c 2017 8279 a R132 8
41. nment of your system Here is a list of some items that can affect acoustic alignment relocating speakers changing the TRM10 1 TRM12 1 Low Pass frequency changing the acoustic environment i e traps diffusors etc and or changing the listening position Although this procedure produces the maximum achievable acoustic gain for your system listening tests may still lead you to prefer another setup 12dB 12dB 4 High Pass Low Pass 90 Lead 90 Lag Moved ahead 1 4 cycle s D Moved back 1 4 cycle 90 Phase Lead and Lag Phase Shift 180 cancellation Example of how phase misalignment between high frequency speakers and a subwoofer can cause cancellation 12 AC LINE The TRM10 1 TRM12 1 operate from a 115 VAC 60Hz power line The TRM10 1SCE TRM12 1SCE operate from a 230 VAC 50 60Hz power line Connection is made by a 16 gauge IEC Type 320 grounded line cord For safety considerations only a properly grounded earthed receptacle should be used If a grounded circuit is not available do not break off the ground pin use the proper adapter plug for a two wire receptacle with the grounding plug suitably connected to earth ground AL IMPORTANT The power line fuse is mounted on the rear panel If this fuse blows replace it only with the same B type and rating as indicated in the parts list LED INDICATOR Amplifier operation is monitored internally and has a status LED staTus This i
42. nyone other than Hafler or an Authorized Hafler service center Any product purchased outside the United States please contact your local dealer Shipping charges to get the unit to Hafler A WIN Any product which has had the serial number defaced altered or removed Limit on Implied Warranties Any implied warranties including warranties of fitness for use and merchantability are limited in duration to the period of the express warranty set forth above Some states do not allow limitations on the length of an implied warranty so this limitation may not apply No person is authorized to assume for Hafler any other liability in con nection with the sale of the product How to obtain service or technical support Please call 1 800 669 9899 for Rockford Hafler support You must obtain an RA Return Authorization number to return any products to Hafler You are responsible for shipment of product to Hafler Rockford Corporation Hafler Division 2055 E 5th Street Tempe Arizona 85281 22 e HAFLER A DIVISION OF ROCKFORD CORPORATION 546 SOUTH ROCKFORD DRIVE TEMPE ARIZONA 85281 U S A 1 866 GOHAFLER 480 967 3565 WWW HAFLER COM MADE IN THE USA This 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 companies However due to the global nature of their manufacturing facilit
43. ou can fire the subwoofer downward FIG 1 or fire the subwoofer directly facing for ward FIG 2 In either application keep the subwoofer cabinet at least 5 12 7 cm away from any wall Hafler trans ana d E eo 1 Keep subwoofer enclosure FIG 1 5 12 7 cm from any wall FIG 2 Downward Firing Forward Firing HOME THEATER INSTALLATIONS Home Theater installations are typically medium sized living rooms or game rooms that have large flat uncov ered walls Acoustics in this type of installation can have a big effect on the SPL and f of the subwoofer because the walls are very reflective The only elements in these installations that acoustically absorb sounds are furniture and carpet Dramatic Boundary Loading can be achieved by locating the subwoofer under a table Subwoofer next to a wall or in a corner FIG 4 thus increasing SPL and lowering the f of the subwoofer system Locating Right the subwoofer in the middle of the room or in a large open area where there are few reflective surfaces will Listening Area 1 cause a decrease in SPL and an increase f Experiment with different locations in the room to deter mine which type of bass response works best in your FIG 4 home theater Position the subwoofer near a wall or in a corner INPUT SWITCH The unbalanced
44. recauciones con el fin de que objetos 0 l quidos tales como fluidos de limpieza y gaseosas no sean der ramados dentro del chassis del aparato DA OS QUE REQUIEREN DE SERVICIO Los equipos Hafler deben ser llevados a servicio por personal cal ificado cuando A El cable de corriente 6 el enchufe haya sido dafiado 6 B Objetos 6 l quido hayan sido introducidos 6 derramado en el equipo C El equipo haya sido expuesto a lluvia 6 D El equipo aparenta no operar normalmente exhibe un marcado cambio en su desempe o 6 E Elequipo se ha ca do o el chassis ha sido golpeado SERVICIO El usuario no deber intentar darle servicio al equipo m s all de lo que est descrito en el instructivo de operaci n Todo lo dem s deber ser referido a servicio por personal calificado CARRETILLAS Y SOPORTES El equipo podr ser usado con carretillas y soportes que tengan la fortaleza y estabilidad suficiente para el uso previsto La combinaci n equipo carretilla deber ser movida con cuida do R pidas paradas y arranques excesiva fuerza y superficies imparejas pueden causar el volcamiento del conjunto de car retilla equipo FRANCAIS 10 ATTENTION INFORMATIONS IMPORTANTES DE S CURIT 2 RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR AVERTISSEMENT Afin de pr venir les risques de feu ou de choc ne pas exposer cet appareil la pluie ou l humidit LIRE LES INSTRUCTIONS Le mode d emploi et
45. rovent for reduced turbulence The cabinet is made from acoustically dead 19mm MDF material and is internally packed with damping material to eliminate internal resonance Amplifier gt gt MEHSA Maximum Efficiency HeatSink Application MEHSA is a proprietary process that yields up to 5 times better heat transfer than traditional FET mounting techniques using the exact same components A multi layer insulated metal substrate operating with minimal thermal resistance spreads heat both downward and outward to quickly dissipate heat from each device across the heatsink This process combined with our DSM technology and MOSFET devices allows us to squeeze more watts per cubic inch from every output device as well as provide consistent thermal stability The Old Way THE RESULT Better reliability through faster heat dissipation transeana transeana TRANSconductance Active Nodal Amplifier is a circuit that allows the audio signal to pass through the amplifier at low voltage The signal is directly level shifted to the fixed high voltage rails via a pair of driver tran sistors Signal linearity is assured by an active node formed by the driver transistors at ultrasonic frequencies This allows amplifier performance similar to trans e nova which is highly stable and linear while utilizing the advantages of a non floating power supply THE RESULT An extended frequency band width accurately supplied to the output stages of the a
46. sere seguite SEGUIRE LE ISTRUZIONI Tuttle le istruzioni operative e di funzionamento devono essere seguite TEMPERATURA L apparato deve essere mantenuto lontano da tuttle le zone ad alta temperature termosifoni termoconvettori stufe e forni caminetti ed altro VENTILAZIONE L apparato deve essere posizionato in aree convenienti per una corretta ventilazione Prestare attenzione che sia consentita cir colazione d aria attorno e dentro il cabinet ACQUA E POLVERE L apparato deve essere posizionato lontano da zone contenenti acqua come vasche a bagno acquari e piscine Inoltre non deve essere impiegato in aree soggette ad allagamento come le can tine REQUISITI DI ALIMENTAZIONE L apparato deve essere connesso solo ad un alimentazione della stessa tensione e frequenza di quanto scritto sulla parte posteriore del telaio PROTEZIONE DEL CAVO DI ALIMENTAZIONE Il cavo di alimentazione deve essere posizionato in modo di non interferire con il movimento di oggetti nella stanza persone ven tilatori carrelli ecc prestate attenzione anche che il cavo non sia tagliato o spellato e che non possa tagliarsi e spellarsi MESSA A TERRA Il cavo di alimentazione del tipo a tre fili con terra ed proget tato pr ridurre il rischio di shock elettrici Si presume che sia della lunghezza sufficiente per la maggior parte degli impieghi L impiego di prolunghe e adattatori sconsigliato se questi non garantiscono la potenza suffi
47. tches allow the TRM10 1 TRM12 1 to be acoustically aligned with other speakers in your sys tem 0 270 180 or 90 of phase shift at 80Hz can be selected using DIP switches 2 3 and 4 For 0 of phase shift leave all three switches in the OFF up position 270 of phase shift occurs when switch 2 is selected in the ON down position 180 can be achieved by selecting both switches 2 and 3 in the ON down position Finally selecting all switches 2 3 and 4 in the ON down position produces 90 of phase shift Setup Procedure 1 Place all your speakers and any acoustically significant components in their working location in the listening environment 2 Insert a sine wave signal into the audio path Be careful to turn down the level before turning on the amplifiers 3 Choose a frequency that corresponds to the crossover frequency between the TRM10 1 TRM12 1 and the full range speakers 4 From the listening position alternate between the TRM10 1 TRM12 1 and the full range speakers and adjust the levels until they have the same acoustic output Use an SPL meter a microphone on a VU meter or your ears to accomplish this 5 With all speakers on try the 0 270 180 and 90 phase settings The setting with the highest SPL reading from your listening position will produce the most effective acoustic alignment 6 Set the TRM10 1 TRM12 1 gain control according to your preference This will not affect the acoustic alig
48. y the transducer is trapped on the copper voice coil windings HAFLER uses aluminum voice coil formers because alu minum acts like a heat sink and helps dissipate heat away from the voice coil This allows winding high temperature copper wire in multiple layers for improved efficiency THE RESULT Improves power handling by efficiently dissipating heat TRM10 1 TRM12 1 Front Panel View Front Panel View Hafler trans ana 12 Subwoofer located inside 10 Subwoofer located inside Rear Panel View Bal Unbal Port in Rear Input Switch Rear Panel View Heatsink AC Line Input AC Line Fuse Heatsink 5 AC Line Input NE AC Line Fuse lt wy Low Pass Crossover Phase Control SCHEMATIC DIAGRAM NOTES Unless specified otherwise 1 All resistors in ohms 2 All capacitors in microfarads R109 514 m B0Y 9 Y De b gt 220pF 50V T IM T Sensitivity 2 SOV WOOFER CMRR us ai e Dia Gye 220pF sov 2 RCA na BAL UNBAL 837 AGND Sensitivity WOOFER CMRR SPARE GATES XV 100pF 50V m gt R127 082 cas 99 270 100pF 50V R100 107 ans R120 x R25 0 0K 10 0K 0 0K 10 0K scu am 4 USA WORK 068 R23 se 802 174K 90 50 3 w 180 12
49. y from areas of high temper ature i e heater vents radiators stoves ovens fireplaces etc VENTILATION The equipment should be used in an area suitable for proper ven tilation Care should be taken not to impede airflow in and around the cabinet WATER AND MOISTURE The equipment should not be used in or around water such as a bathtub sink or swimming area Also the equipment should not be used in areas prone to flooding such as a basement POWER SOURCES The equipment should be connected only to a power source of the same voltage and frequency as that listed on the rear panel above the power cord entry point POWER CORD PROTECTION Power cords should be arranged so they do not interfere with the movement of objects in the room people fan blades utility carts etc Also care should be taken that the cord is not pinched or cut and placed so it is not in danger of being pinched or cut as in under a rug around a tight corner etc POWER CORD GROUNDING The power supply cord is of a three wire grounded type designed to reduce the risk of electric shock sustained from a live cabinet It is assumed to be of suitable length for most uses of the equip ment The use of extension cords and power strips is discouraged unless they are of suitable rating to deliver the required total cur rent for safe operation of all connected equipment Furthermore extension cords or power strips must provide the same three wire The lig
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