Hafler manual MODEL TRM6.1CE, Qualified Service Personnel Only, Amplifier Replacement

Page 34
Qualified Service Personnel Only

 

 

 

Qualified Service Personnel Only

AMPLIFIER REPLACEMENT

 

 

1. Remove (2) screws from back using a 3/32" Allen Wrench

(FIG. 5)

 

2.

Disconnect PCB mounted LED harness (FIG. 6)

 

 

3.

Disconnect PCB mounted tweeter speaker wires (FIG. 7)

 

 

4.

Disconnect PCB mounted woofer speaker wires (FIG. 7)

 

 

5.

Disconnect PCB mounted transformer primary wires (FIG. 8)

Remove

6.

Disconnect PCB mounted transformer secondary wires (FIG. 8)

only

7.

Disconnect PCB mounted power switch wires (FIG. 8)

 

 

these

 

 

 

CAUTION: Reconnect wires as indicated in diagram!

 

(2) screws

 

 

 

 

 

FIG. 5

 

 

 

Amplifier Replacement

FIG. 6

PCB Mounted LED Harness

FIG. 7

FIG. 8

PCB Mounted Speaker Wires

Transformer / Power Switch Wires

TRANSFORMER REPLACEMENT

The TRM6.1 is available both 120V and 230V versions. If it is necessary to perform service on the amplifier, be sure to check connections to the transformer before re-applying power and/or re- assembling the unit.

AMPLIFIER REPLACEMENT CAUTION: Reconnect wires as indicated in diagram!

MODEL TRM6.1

MODEL TRM6.1CE

120V 50Hz VAC

230V 50/60Hz VAC

– 25 –

Image 34
Contents Page Declaration of Conformity EN60065 safety2-channel Audio Power Amplifier/Speaker to the above Directives and StandardsNet Weight PERFORMANCE SPECIFICATIONSDimensions Power RatingNOTICE - IMPORTANT SAFETY INFORMATION C A U T I O NADVERTENCIA - INFORMACION DE SEGURIDAD IMPORTANTE ESPAÑOLATTENTION INFORMATIONS IMPORTANTES DE SÉCURITÉ RANÇAISACHTUNG - WICHTIGE SICHERHEITS - INFORMATIONEN DEUTSCHNOTARE - IMPORTANTI INFORMAZIONI SULLA SICUREZZA ITALIANOSCHEMATIC DIAGRAMS TABLE OF CONTENTSINSTALLATION SERVICE REFERENCETECHNICAL DESIGN FEATURES INTRODUCTIONMOSFET Devices MEHSATransana AmplifieShielded Magnet Phase CoherentWave Guide TweeteRear Panel View Balanced Input Unbalanced Input Input Switch SensitivityFront Panel View Tweeter Wave Guide Status LEDINADEQUATE INSTALLATIONLOCATION OPTIMUMXLR Unbalanced Input XLR Balanced InputINPUTFROM SOURCE Pin 1 = GND Pin 2 = + Pin 3 = INPUTFROM SOURCE Pin 1 = GND Pin 2 = + Pin 3 = GNDNOTES Unless specified otherwise 1. All resistors in ohms SCHEMATIC DIAGRAM2. All capacitors in microfarads 3. Channel 1 only shown Qualified Service Personnel Only NOTES Unless specified otherwise 1. All resistors in ohms SCHEMATIC DIAGRAM2. All capacitors in microfarads 3. Channel 1 only shown Qualified Service Personnel Only SCHEMATIC Diagram PC BOARD LAYOUT +4dB Input OPERATIONINPUT SENSITIVITY +1dB Input+4dB with the same type and rating as indicated in the parts listBASS SHELVING +2dBCLEANING and MAINTENANCE Power onPOWER SWITCH COLORVALUE PARTS LISTDESIGNATOR PART #RES 280 OHM 1/10W 1% MODEL TRM6.1CE 230 VAC 50/60 Hz TRM6.1 FUNCTIONAL BLOCK DIAGRAM transana Implementation SERVICE REFERENCECIRCUIT OPERATION CALIBRATIONInput Circuit Tweeter CrossoverWoofer Crossover Thermal ProtectionClipping Indicator On IndicatorCAUTION Reconnect wires as indicated in each diagram Wave Guide AssemblyTWEETER REPLACEMENT Power SwitchCAUTION Reconnect wires as indicated in diagram Qualified Service Personnel OnlyAMPLIFIER REPLACEMENT TRANSFORMER REPLACEMENTWhat is Covered SERVICE POLICY AND LIMITED WARRANTYLength of Warranty What is NOT CoveredHAFLER A DIVISION OF MADE IN THE USALIT 11382 11/00 E.W.R