Infinity Kappa255a603 free download

File name Infinity-Kappa255a603 caramp.pdf

Kappa 255a Automotive Amplifier SERVICE MANUAL Infinity Systems Incorporated 250 Crossways Park Dr. Woodbury, New York 11797 Rev2 10/2004 Kappa 255a - CONTENTS - SPECIFICATIONS ...2 FEATURES ...3 APPLICATIONS (SET-UP GUIDE) ...4 PRECAUTION AND NOTES...6 INSTALLATION ...7 TROUBLESHOOTING ...9 SERVICE BULLETIN #INF9701 ...10 SERVICE BULLETIN #INF2001-02 ...11 EXPLODED VIEW...13 PCB DRAWINGS ...14 BLOCK DIAGRAMS...20 ELECTRICAL PARTS LIST ...22 SEMICONDUCTOR PINOUTS...30 SCHEMATICS ...31 REVISIONS ...43 Occasional refinements may be made to existing products without notice but will always meet or exceed original specifications unless otherwise stated 1 Kappa 255a KAPPA 255A SPECIFICATIONS POWER 4 OHM 2 OHM BRIDGE 4 OHM 1 OHM STABLE FREQUENCY RESPONSE EQUALIZATION FIXED AT 40Hz Q=1 +11dB CROSSOVER FLAT/LOW/HIGH PASS SWITCH DECADE SWITCH VAR. CONTROL SLOPE INPUT SENSITIVITY FULL DIFFERENTIAL INPUT POWER FUSE THD + NOISE 4 ohm 2 ohm bridge 4 ohm SIGNAL TO NOISE CHANNEL SEPARATION DAMPING FACTOR TURN ON TIME DC OFFSET OPERATING VOLTAGE REMOTE ON CURRENT QUIESCENT CURRENT MAX CURRENT PROTECTION auto reset spkr short spkr to ground thermal over voltage under voltage DIMENSIONS 4 x 50 and 1 x 200 watts 4 x 75 and 1 x 300 watts 2 x 150 and 1 x 200 watts PROTECTION 20-20KHz (+0 -3dB) SEE CHART BELOW 2 (40-320 & 250-2KHz) 2 12 250 mV ~ 9 V >100K IMP 40A X 2 (ATC) 0.05% 0.10% 0.10% >95dB (A Weighted Referenced to Full Power) >50dB (100 TO 20KHz) >204 3 SEC <50 mv 10 -16vdc <2ma <2.5 AMP 80 Yes Yes Yes 18vdc 8vdc 23 x 2 3 /16 x 8 1 /2 in. (W x H x L) 584.2 x 55.6 x 215.9 mm All tests to be done from 20 to 20KHz at 14.4 VDC into 4 ohm loads, unless otherwise specified. Infinity continually strives to update and improve existing products, as well as create new ones. The specifications and construction details in this and related Infinity publications are therefore subject to change without notice. 2 Kappa 255a FEATURES The Kappa 255a is a 5-ch