Page 2 - CONTENTS
IL60 CONTENTS SPECIFICATIONS …….……………………………………………….3 DETAILED SPECIFICATIONS …………………….…………………4 CONTROLS and CONNECTIONS …………………….….…………6 OPERATION……………………………………..………..…….……..10 BASS OPTIMIZATION SYSTEM……………………….….…………10 MECHANICAL PARTS LIST…………………….……………………12 EXPLODED VIEW ……………………………………….……………13 E...
Page 3 - Specifications; Recommended Amplifier Power Range
IL60 L/R 3 Specifications IL60 L/R Frequency Response: 28Hz - 22,000Hz (±3dB) Recommended Amplifier Power Range 15-175 watts* Subwoofer Amplifier Output: 500 watts (In to 8 Ω from 20 Hz - 100Hz with no more than 0.1% THD) Sensitivity: 89dB (2.83V @ 1 meter) Nominal Impedance: 8 Ω Crossover Frequenci...
Page 4 - Detailed Specifications
Page 6 - Controls and Connections
Page 9 - Final Positioning
IL60 L/R 9 Controls and Connections (Cont.) + - SUBWOOFER OUTPUTS (ONE CHANNEL SHOWN) RECEIVER SPEAKER OUTPUTS L R O + ® 1. LOOSEN TERMINALS 2. INSERT BARE END: TIGHTEN TERMINALS 3. SET INPUT SUB TO "LINE LEVEL" 4. SET LOW-PASS FILTER TO "ON" METHOD 4 STRIPE = + NO STRIPE= - BLACK = ...
Page 10 - Operation/Bass Optimization System
Page 11 - Bass Optimization System
IL60 L/R 11 Bass Optimization System TM (Cont.) NOTE:It is important that you make the same adjustments to both loudspeakers. Set the Bass Optimization System Bandwidth adjustments to a middle position (10 clicks from afully clockwise position) and set Level adjustments for a –6dB (8 clicks from a f...
Page 12 - Mechanical Parts List
IL60 L/R 12 Mechanical Parts List IL60 Complete Amplifier Ass’y N/A Grille Set (one Upper and one Woofer): Grille, Black, Left 336440-072 Grille, Black, Right 336440-071 Grille, Midnight Blue, Left 336440-052 Grille, Midnight Blue, Right 336440-051 Grille, Rich Burgundy, Left 336440-062 Grille, Rich...
Page 13 - Exploded View
IL60 L/R 13 GRILLE, BLACK, LEFT 336440-072GRILLE, BLACK, RIGHT 336440-071GRILLE, MIDNIGHT BLUE, LEFT 336440-052GRILLE, MIDNIGHT BLUE, RIGHT 336440-051GRILLE, RICH BURGUNDY, LEFT 336440-062GRILLE, RICH BURGUNDY, RIGHT 336440-061GRILLE, WARM PLATINUM, LEFT 336440-042GRILLE, WARM PLATINUM, RIGHT 336440...
Page 14 - Exploded View of Amplifier
IL60 L/R 14 LINEAR BOARD FEATURE BOARD RABOSBOARD POWER SUPPLY BOARD NETWORK, 336500-001 RCA SINGLE PC MT (2) (JC0091) SWITCH, SPDT TOGGLE (SR0007) PAIR BINDING POSTS GOLD (JC0104) FUSE HOLDER PANEL MT SEALED (FH0012) FUSE, 4A 250V 1.25X.25 SLO-BLO (FS0026) AC (120V) IEC SOCKET (JC0129) SWITCH, ROCK...
Page 15 - Service Tips
Page 16 - Test Set Up and Procedure
IL60 L/R 16 Test Set Up and Procedure SYSTEM AURAL SWEEP TESTEquipment needed:• Function/signal generator/sweep generator• Integrated Amplifier• Multimeter• Speaker cables General Unit Function (UUT = Unit Under Test)Switches on the amplifier faceplate: Sub Input to “Line Level”Low Pass Filter to OF...
Page 17 - IL60 ADJUST BIAS PROCEDURE; Amplifier should be unplugged and OFF.
IL60 ADJUST BIAS PROCEDURE (Mandatory when any output MOSFET transistors Q3,4,7,8 are replaced) 1. Amplifier should be unplugged and OFF. 2. Remove Amp assembly from cabinet; remove rear plastic cover if present. All wires exiting the cover can remain connected unless they will prevent you from remo...
Page 18 - Service Bulletin; W arranty labor rate: MINOR repair
Service Bulletin Service Bulletin INF2000-04 - December 2000 W arranty labor rate: MINOR repair To: All Infinity Service Centers Model: Interlude IL60 Subject: Air Leak or Buzzing from Front Baffle Some early versions of the Interlude IL60 loudspeaker may need an additonal gasket surrounding the twe...
Page 19 - temporarily DO NOT connect the pair of black/red “CD
Service Bulletin Service Bulletin INF2001-04 Rev2 – May 2005 W arranty labor rate: MINOR repair To: All Infinity Service Centers Model: Interlude and Intermezzo IL50, IL60, IL100s, IL120s, IM1.2s, IM4.1t Subject: No Output In the event you receive an Interlude or Intermezzo loudspeaker with the comp...
Page 21 - TECH TIPS; Troubleshooting tips and solutions to common service problems; Intermezzo, Interlude and Modulus MSW-1 Power Supply Repair; AMPLIFIER IS POWERED UP
TECH TIPS Troubleshooting tips and solutions to common service problems For models: IL50, IL100s, MSW-1, IL60, IL120s, IM2.6, IM3.5c TIP# INFTT2003-03 Intermezzo, Interlude and Modulus MSW-1 Power Supply Repair Recommended for instances where the PCB has been damaged, for the above models only: 1) C...
Page 22 - Packaging
Page 23 - Volume Left/Right Boards
Page 24 - EMI FILTER/RABOS PCBs
Page 25 - IL 500W Linear/Feature Boards
Page 27 - IL60 Electrical Parts List; Reference Designator
IL60 Electrical Parts List Part# Reference Designator QtyDescription Feature PCB Assembly SEMICONDUCTORS DS0001 D9,D100,D101,D102,D103, 9 RECT, 100mA 75V SIGNAL 1N4148T D104,D105,D200,D201 QM0035 Q5 1 JFET, N-CH J111 TO92 TR UA0003 U5,U6 2 OPAMP, QUAD 14PIN DIL LM324N UA0009 U1,U2 2 OPAMP, QUAD 14P ...
Page 33 - Integrated Circuit Diagrams
Page 34 - Wiring Diagram/Crossover Network
Wiring Diagram/Crossover Network + INPUT - INPUT C1 470 mF 100V L1 2.4 mH C2 80 mF 100V GRN GRN/BLK 250 +MB 205 -MB C3 14 mF 100V L2 0.75 mH C4 8 mF 100V L3 1.5 mH R1 3.3 ohms 10W +MR 250 WHT WHT/BLK -MR 205 C5 2 mF 100V L4 0.18 mH C6 14 mF 100V R2 1.8 ohms 10W YEL +HF 187 YEL/BLK -HF 110 AMPLIFIER ...