Page 2 - CONTENTS
INTERMEZZO 1.2s CONTENTS SPECIFICATIONS …………………………………………………….3 DETAILED SPECIFICATIONS …………………….…………………4 CONTROLS and CONNECTIONS …………………….….…………6 OPERATION………………………..……………………….…………10 MECHANICAL/PACKAGING PARTS LIST…………………………11 EXPLODED VIEW of INTERMEZZO 1.2s …………………………12 PACKAGING …………………………….…………...
Page 3 - Specifications; Subwoofer Amplifier Output:
INTERMEZZO 1.2s 3 Specifications Frequency Response: 23Hz - 130Hz (±3dB) 30Hz - 130Hz (±1.5dB) Subwoofer Amplifier Output: 850 watts continuous(In to 8 9 from 20Hz-100Hz with no more than 0.1% THD)2,600 watts peak 2nd- and 3rd- Order Harmonic Distortion: <1%(20Hz - 130Hz, @ 95dB SPL) Crossover Fr...
Page 4 - Detailed Specifications
Page 6 - Controls and Connections
Page 10 - Operation
INTERMEZZO 1.2s 10 Operation The operation of the Intermezzo1.2s subwoofer with regards to the proper settings for the Room Adaptive BassOptimization System, or R.A.B.O.S., is thoroughly covered in the Owner’s guide, part# 336204-001. For servicepurposes, the R.A.B.O.S. system is canceled when all t...
Page 11 - Mechanical/Packaging Parts List
INTERMEZZO 1.2s 11 Mechanical/Packaging Parts List Ref No. Description Part Number MECHANICAL 1 GASKET, REAR 331106-001 2 12” Woofer C.M.M.D. Shielded, DCR 7.6 ohms ±10%, 335036-001 3 RABOS ASSEMBLY 336202-001 4 SCREW, 8-32 x .5 BLK, MS,PPH (16) 900201-008 5 GRILLE CUP (14) 333249-003 6 Front BAFFLE...
Page 12 - Exploded View
INTERMEZZO 1.2s 12 Exploded View 1 2 3 (ROTATED) 4 5 7 GRILLE, WARM PLATINUM 335735-040GRILLE, MIDNIGHT BLUE 335735-050GRILLE, RICH BURGUNDY 335735-060 AMPLIFIER (NOT FOR SALE) INTERMEZZO 1.2S CABINET (NOT FOR SALE) 4 00446 6 DÉCOR TRIM PANEL, BLACK 335739-030DÉCOR TRIM PANEL, CHERRY 335739-020 DÉCO...
Page 13 - Packaging View
INTERMEZZO 1.2s 13 Packaging View 16 18 17 11 8 9 13 10 12 14 00450 15
Page 14 - Test Set Up and Procedure
INTERMEZZO 1.2s 14 Test Set Up and Procedure The operation of the Intermezzo 1.2s subwoofer,and the proper settings for the Room Adaptive Bass Opitmization System, orR.A.B.O.S., is thoroughly covered in the Owner’s guide, part #336204-001.For service purposes, the R.A.B.O.S. system is canceled when ...
Page 15 - Service Bulletin
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 17 - IM 1.2s ADJUST BIAS PROCEDURE
IM 1.2s ADJUST BIAS PROCEDURE (Mandatory when any output MOSFET transistors Q305,310,320,321,306,307,311,312 are replaced) 1. Amplifier should be unplugged and OFF. 2. Remove Amp assembly from cabinet, following the instructions on Page 12. 3. Identify the Linear board assembly (PCB with the output ...
Page 18 - Electrical Parts List; Reference Designator
Electrical Parts List Part# Reference Designator Qty Description Linear Amplifier/Regulator Board Semiconductors DS0001 D301,D302,D303,D304,D305, 24 RECT, 100mA 75V SIGNAL 1N4148T D306, D307,D308,D309,D310,D311,D312, D313,D314,D315,D316,D317,D318, D319,D320,D321,D323,D325,D330 DR0085 D324 1 RECT, 8A...
Page 27 - AC Filter
Page 28 - Feature
Page 29 - RABOS
Page 30 - Power Supply
Page 31 - Linear Board
Page 34 - Integrated Circuit Diagrams
Integrated Circuit Diagrams FOTO, MOC3012, 4N35U304, 100 OPAMP, QUAD, 14 PIN, LM324N, TL074/84U306, 301, 104, 101, 102, 103, 200 TRANS, NPN, TO92, 2N4401, 2N5551TR,2N5551, 2N555,Q314, 315, 317, 303, 308, 322, 323501, 102, 204, 200 TRANS, PNP, 2N5401TR,TO92, MPSA92TR Q302, 304, 309, 313316, 324, 401 ...
Page 35 - Schematics