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Interlude Series

IL60 L/R

Powered Loudspeaker

Service Manual

Infinity Systems, Inc

250 Crossways Park Dr.

Woodbury, New York 11797

REV 5     5/2005

Summary of Contents for Interlude IL60

Page 1: ...Interlude Series IL60 L R Powered Loudspeaker Service Manual Infinity Systems Inc 250 Crossways Park Dr Woodbury New York 11797 REV 5 5 2005 ...

Page 2: ...13 EXPLODED VIEW OF AMPLIFIER 14 SERVICE TIPS 15 TEST SET UP PROCEDURE 16 IL60 ADJUST BIAS PROCEDURE 17 SERVICE BULLETIN INF2000 04 18 SERVICE BULLETIN INF2001 04 19 TECH TIP INFTT2003 03 21 PACKAGING 22 PRINTED CIRCUIT BOARD DIAGRAMS 23 ELECTRICAL PARTS LIST 120v 27 INTEGRATED CIRCUIT DIAGRAMS 33 WIRING DIAGRAM CROSSOVER NETWORK SCHEMATIC 34 IL60 SCHEMATICS 35 2 ...

Page 3: ...Hz 2800Hz 24dB octave Low Frequency Driver 12 C M M D magnetically shielded Mid Bass Driver 6 1 2 C M M D magnetically shielded Midrange Driver 4 C M M D magnetically shielded High Frequency Driver 1 C M M D magnetically shielded Dimensions H x W x D 48 x 9 1 4 x 17 1 4 1219mm x 235mm x 438mm Weight 75 lb 34kg The maximum recommended amplifier power rating will ensure proper system headroom to all...

Page 4: ...Detailed Specifications IL60 L R 4 ...

Page 5: ...IL60 L R 5 Detailed Specifications Cont ...

Page 6: ...IL60 L R 6 Controls and Connections ...

Page 7: ... then follow the hook up method corresponding to that system If none of these system configurations seem to match yours consult your dealer or Infinity customer service for direction on how best to hook up your system For methods 2 3a 3b and 4 make sure all bass management features are properly set The Audio channels should all be set to Small or High Pass and the subwoofer set to On 2 Channel rec...

Page 8: ...IL60 L R 8 METHOD 3a NO STRIPE BLACK STRIPE RED O 00354 O STRIPE METHOD 3b BLACK NO STRIPE RED Controls and Connections Cont 4 4 3 3 ...

Page 9: ...dspeakers in their general location Finding the exact location for optimum performance sometimes only involves moving the speakers a few inches in any direction We urge you therefore to experiment with placement until your speakers deliver their full potential When the speakers are moved inward toward each other there is generally better focus of instruments and vocalists however moving the speake...

Page 10: ...IL60 L R 10 Operation Bass Optimization SystemTM ...

Page 11: ... to perform a series of measurements and aids him her in properly setting the Bass Optimization System controls With the addition of this kit the Bass Optimization System becomes truly room adaptive The kit consists of the following a test CD a sound level meter that is specifically calibrated for low frequencies and something we call a Q Finder a device to help find the width of the measured curv...

Page 12: ...D shielded 3 5 ohms 10 335225 002 Volume Control Assembly Left 336250 002 Volume Control Assembly Right 336250 001 Passive Crossover Network 336500 001 Port Tube 336799 001 Pedestal 336255 001 Cup Grille 12 333249 003 Baffle Front Left 336442 002 Baffle Front Right 336442 001 Bump On Foot 8 330104 001 Midrange Cup 335809 001 Trim Ring Woofer 336259 001 PACKAGING Owners Manual IL50 60 335832 001 Gr...

Page 13: ...BLK 900101 012 SCREW 12 8 x 75 PPH BLK 900101 012 SCREW 4 8 x 75 PPH BLK 900101 012 SCREW 6 6 x 75 PPH BLK 903401 012 SCREW 4 4 24 x 375 PPH BLK 907801 006 SPIKE 2 331360 001 BUMP ON 8 330104 001 PEDESTAL 336255 001 PORT TUBE 336799 001 ROTATED VOLUME CONTROL ASS Y w CABLE 336250 001 R 336250 002 L AMPLIFIER NOT FOR SALE MIDRANGE TRANSDUCER 335812 002 MIDBASE TRANSDUCER 335741 001 ISOLATION CUP 33...

Page 14: ...ORK 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 ROCKER POWER SR0032 FRONT VIEW 00420 EMI BOARD Exploded View of Amplifier ...

Page 15: ...IL60 L R 15 Service Tips ...

Page 16: ...to an integrated amplifier fed by the signal generator 8 Switch Sub Input on the amplifier faceplate to Speaker 9 Turn on generator and adjust so that speaker level input at the amplifier is 1 5V 50 Hz Turn LEVEL control full clockwise 10 10 Green LED should light immediate bass response should be heard and felt from the port tube opening Sweep Function 1 Follow steps 7 10 above using a sweep gene...

Page 17: ...ully Counter Clockwise See diagram below 5 Apply 120 VAC power to unit Turn power switch ON 6 Verify LED illuminates on the front gain control dial unless you have disconnected the plug 7 Connect voltmeter set to DC millivolt range to twin pins on terminal J7 on Linear board 8 Verify initial voltage is less then 0 1 mV 9 Adjust R11 Clockwise until voltmeter reads 0 3 mV the initial current from st...

Page 18: ...rom the upper part of the front baffle perform the following modification 1 Remove the loudspeaker grille 2 Extract the 8 grille cups from their cavities with a needle nosed pliers or similar tool 3 Remove the 8 Phillips screws holding the front baffle to the cabinet 4 Remove the front baffle unplug the two faston connections to the tweeter terminals 5 Apply a new rectangular gasket Infinity part ...

Page 19: ...dicate a shorted MOSFET 5 Replace any defective parts above that show measured values lower than normal 6 Reconnect J505 or J6 multicolor ribbon cable connector remount the Power supply PCB reconnect J501 502 or J4 J5 black red Faston connectors 7 All models except IM1 2S IM4 1t temporarily DO NOT connect the pair of black red CD leads on the linear PCB Isolate the ends so they are not touching ea...

Page 20: ... the power source and replace IL120S IL60 Q504 Q507 IRF640 on the Power Supply PCB Infinity part QM0015 IL50 IL100s Q1 IRF540 on the Power Supply PCB Infinity part QM0020 10 If the voltage is normal turn the amplifier OFF disconnect from the power source and reconnect the CD leads 11 Finish reassembling the amplifier remount the heatsink replace the amplifier in the cabinet and test the subwoofer ...

Page 21: ...e PCB has been damaged for the above models only 1 Change all MOSFETS even for one device failure 2 Clean and repair the PC board if required See Tech Tip HCG2002 01 Damaged Printed Circuit Boards 3 Replace the Hybrid Bash Controller IC U1 in models IL50 IL100s MSW 1 IM2 6 IM3 5c U501 in models IL60 IL120s Infinity part HC1011 FAILURE TO FOLLOW THE INSTRUCTIONS ABOVE MAY RESULT IN UNIT FAILURE WHE...

Page 22: ...Packaging IL60 22 ...

Page 23: ...Volume Left Right Boards IL60 23 ...

Page 24: ...IL60 L R IL60 EMI FILTER RABOS PCBs 24 ...

Page 25: ...IL 500W Linear Feature Boards IL60 25 ...

Page 26: ...500W HC BASH Power Supply 120V 230V Selectable IL60 26 ...

Page 27: ...3 R19A R19B R19C R19D R20 R24 10 RES ZERO OHM 1 4W R33 R36 R39 R79 RC0290 R206 1 RES CF 9M1 1 4W 5 RM0002 R12 R17 R22 R100 R101 R102 R208 R209 8 RES MF 10K0 1 4W 1 RM0003 R16 R210 2 RES MF 15K0 1 4W 1 RM0011 R1 R4 R103 R105 R201 5 RES MF 100K 1 4W 1 RM0012 R14 R30 2 RES MF 100R 1 4W 1 RM0016 R104 1 RES MF 13K0 1 4W 1 RM0020 R28 R29 2 RES MF 1K40 1 4W 1 RM0024 R207 1 RES MF 2K21 1 4W 1 RM0031 R204 ...

Page 28: ... A10K DUAL 12MM HOR SEL RP0088 R28 1 POT C10K DUAL 12MM HOR SEL DNI R31 R35 2 Do Not Insert CAPACITORS DNI C3 C4 2 Do Not Insert CF0045 C1 C2 C5 3 CAP F 1UF 63DC 5 5MMLS MISCELLANEOUS JH0074 J1 1 CNCTR HEADER 8PIN LOCKING 1C PCB Linear Board SEMICONDUCTORS DS0001 D1 11 11 RECT 100mA 75V SIGNAL 1N4148T QB0017 Q2 Q6 2 TRANS NPN 150V 0 6A 2N5551TR QB0018 Q1 Q5 2 TRANS PNP 150V 0 6A 2N5401TR QM0015 Q3...

Page 29: ...3 MS0017 4 MISC CERAMIC PLATE TO 220 Oxide used with FETs PCB Power Supply 500W 230V 120V SEMICONDUCTORS DR0077 D506 D507 2 RECT 1A 100V FAST REC 1N4934 DS0001 D509 D510 D511 3 RECT 100mA 75V SIGNAL 1N4148T DS0002 D501 D502 D505 3 RECT 100MA 200V SIGNAL 1N3070 DD0003 D503 1 RECT 1A2 60V DIAC DR0076 D504 1 RECT 16A 400V ULTRA MUR1640CT DR0087 D508 1 RECT 15A 200V ULTRA MUR1540 QB0002 Q505 1 TRANS N...

Page 30: ...8 BF0007 L502 1 BEAD FERRITE 500111 T501 1 XFMR ETD44 540131 L501 1 IND 25UH UPRIGHT AIR COIL TS0016 HtSkTube 6 TUBING 5 BLACK CUT TO 3 Used on D504 D508 Q501 Q502 Q504 Q507 HS0054 4 SCREW 4 SELF TAP 1 2 PAN PHI USED ON H4 H5 H6 H7 HS0089 4 SCREW 4 40X1 2 PAN PHIL ZNP USED ON HEATSINK HW0030 4 WASHER FLAT 8 NYLON USED WITH HS0089 ON HEATSINK JH0074 J505 1 CNCTR HEADER 8PIN LOCKING 1C MT0023 J501 J...

Page 31: ...4PIN 100CTR HS0078 3 SCREW 4 24X1 2 HL PP BLK USED ON 610044 HW0038 1 WASHER FLAT 195ID 437OD RB AT PLASTIC HOUSING FOR CABLE INTERLUDE CUP R 1 INTERLUDE VOL LED MTG PLT RIGH JC0169A 1 CNCTR FEM MA HARNESS 4PSH 15 USED ON LOCATION J1 MM0066 1 MISC VOL GASKET R INTERLUDE RP0103 1 POT KNOB INTERLUDE LEVEL R MISCELLANEOUS 480033 3 SUB 18R 4 187X032 187X032 1 PCS FOR IEC L TO FUSE 1 PCS FOR FUSE TO SW...

Page 32: ...USED WITH 930055 6pcs used on MZ0030 3pcs used on MZ0040 3 pcs used on MM0025 HS0078 6 SCREW 4 24X1 2 HL PP BLK 2PER USED ON BINDING POSTS 2PER USED ON RCA S 2PER USED ON RABOS STANDOFF HS0089 4 SCREW 4 40X1 2 PAN PHIL ZNP TO CONNCT THE HEATSINKS IL60 PANEL 1 INTERLUDE IL60 PANEL COMPLETE JC0071 1 CNCTR FEM FEM HARNESS 8PIN 9 USED ON THE RABOS BOARD TO FEATURE BOARD JC0104 1 CNCTR 2PIN BP GOLD C W...

Page 33: ...Integrated Circuit Diagrams IL60 33 ...

Page 34: ...50 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 BLK RED 250 LF 205 LF W W M M Y T IN IN GRN GRN BLK WHT BLK WHT YEL BLK YEL MIDBASS TRANSDUCER 335741 001 WOOFER 336056 001 TWEETER 335225 002 MIDRANGE TRANSDUCER 335812 002 AMPLIFIER NETWORK 336500 001 CROSSOVER NETWORK SCHEMATIC WIRING DIAGRAM BLK RED 00419 IL60 34 ...

Page 35: ...35 IL60 500W EMI Volume PCB s ...

Page 36: ...36 IL60 ...

Page 37: ...37 IL60 ...

Page 38: ...IL60 38 ...

Page 39: ...IL60 39 ...

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