JBL BASS550 Service Manual

JBL BASS550 Service Manual

Powered subwoofer 120 volt & 230 volt versions
Hide thumbs Also See for BASS550:

Advertisement

BASS550
Powered Subwoofer
120 Volt & 230 Volt Versions
SERVICE MANUAL
SERVICE MANUAL
JBL Consumer Products Inc.
80 Crossways Park West
Woodbury, N.Y. 11797
1-800-336-4JBL in the USA
A Harman International Company
Part No.: 1112-JBLBASS550

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the BASS550 and is the answer not in the manual?

Questions and answers

Summary of Contents for JBL BASS550

  • Page 1 BASS550 Powered Subwoofer 120 Volt & 230 Volt Versions SERVICE MANUAL SERVICE MANUAL JBL Consumer Products Inc. 80 Crossways Park West Woodbury, N.Y. 11797 1-800-336-4JBL in the USA A Harman International Company Part No.: 1112-JBLBASS550...
  • Page 2 JBL continually strives to improve its products. New materials, production methods and design refinements are introduced into existing models without notice as a routine expression of our design philosophy. For this reason, the Bass550 Subwoofer may differ in some respect from its published specifications and descriptions, but will always equal or exceed the original...
  • Page 3: Test Procedure

    Powered Subwoofer BASS550 FEATURES The Bass550 powered subwoofer is part of the ESC550 Line level input exclusively from the “Source”. System. User friendly “auto on” circuit. Signal sensing Amplifiers for five satellite speakers and subwoofer. automatically turns the subwoofer on so you don't have to;...
  • Page 4 “Tape/Aux” button, adjust plugged into the subwoofer. volume (on Source) so display reads “VOLUME 30”. 3) Plug in Bass550 subwoofer, turn power switch on; red 6) Turn up level control on subwoofer full clockwise. LED should light.
  • Page 5 Powered Subwoofer BASS550 BASS550 (120v US & 230v European Versions) BLOCK DIAGRAM...
  • Page 6 Powered Subwoofer BASS550 BASS550 CABINET ASSEMBLY & PACKAGING EXPLODED VIEWS...
  • Page 7: Exploded View

    Bass550 Amplifier Power Supply PCB Exploded View Power Amp Subwoofer PCB 1166 Power Amp PCB 1165 Preamp & Crossover PCB Ref # Part No. Description Qty. FH1002 Fuse Holder 1/4x1-1/4 XX1174 AG AC Cord 6ft. UL/CSA aprov. 120v WI1597 AG AC Cord 6ft. UL/CSA aprov. 230v...
  • Page 8 Bass550 Amplifier Power Supply PCB Exploded View Power Amp Subwoofer PCB 1166 Power Amp PCB 1165 Preamp & Crossover PCB...
  • Page 9 Preamp & Crossover PCB Ref # Part No. Description Qty. FH1002 Fuse Holder 1/4x1-1/4 XX1174 AG AC Cord 6ft. UL/CSA aprov. 120v WI1597 AG AC Cord 6ft. UL/CSA aprov. 230v HS1142 Heatsink Internal MI1151 AG Power Transformer 120v M1159 AG Power Transformer 230v ST1025 Round Spacer 1/2x3/8 length SW1075 JR Switch Rocker 2P2T Snap-I...
  • Page 10 Powered Subwoofer BASS550 BASS550 ELECTRICAL PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION CONN6 CO1339 STR. SQ. 0.156" CENTER HE Power Supply PCB 1163 CO1337 CONNECTOR MULTI-POLE NON Connectors Capacitors CONN1 CO1335 CONNECTOR 6410 SERIES 6 T...
  • Page 11 Powered Subwoofer BASS550 REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION RS1878 SMD 10Ω 5% 1/8W Jumper Wires R31, 32 RS1715 SMD 5.6KΩ 5% 1/8W JW1-16 WI1553 WIRE #22 BARE SOLID TINNED R33, 34, 35 RS1898 SMD 10KΩ 1% 1/8W 2.66 FEET TOTAL...
  • Page 12 Powered Subwoofer BASS550 REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION L1, 1A (230v) MI11000 INDUCTOR AIR CORE 0.40uH Left & Right Power Amp 1165 Resistors Connectors SMD ZERO Ω JUMPER J1-6, 8-15, 17 RS1779 CONN CO1336 CONNECTOR 6410 SERIES 5 TERM.
  • Page 13 Powered Subwoofer BASS550 REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION R31, 32 RS1715 SMD 5.6KΩ 5% 1/8W BR1411 Bracket Support 60 Deg RS1912 SMD 11.3KΩ 5% 1/8W BR1421 Bracket "L" 0.9"x0.9" BR1423 Front Plate R37, 39, 40 RS1767 SMD 1MΩ...
  • Page 14 Revisions Date Revision Change Description Reason of Change 1/29/97 A) Changed R6, A, C from 27K to 24.3K 1% on PCB1164. Changes required by Engineering B) Changed R6B from 27K to 15K on PCB1164. C) Changed R5, A, C from 2.7K to 4.32K 1% on PCB1164. D) Changed R5B from 2.7K to 7.5K on PCb1164.
  • Page 15 Powered Subwoofer BASS550 PRINTED CIRCUIT BOARDS 1 (TOP VIEW)
  • Page 16 Powered Subwoofer BASS550 PRINTED CIRCUIT BOARDS 1 (BOTTOM VIEW)
  • Page 17 Powered Subwoofer BASS550 PRINTED CIRCUIT BOARDS 2 (TOP VIEW)
  • Page 18 Powered Subwoofer BASS550 PRINTED CIRCUIT BOARDS 2 (BOTTOM VIEW)
  • Page 19 Powered Subwoofer BASS550 INTEGRATED CIRCUIT DIAGRAMS...
  • Page 20 Powered Subwoofer BASS550 120V CROSSOVER & PREAMP SCHEMATIC DIAGRAM (SHEET 1)
  • Page 21 Powered Subwoofer BASS550 120V POWER AMP. SCHEMATIC DIAGRAM #1 (SHEET 2)
  • Page 22 Powered Subwoofer BASS550 120V SUB. AMP. SCHEMATIC DIAGRAM #2 (SHEET 3)
  • Page 23 Powered Subwoofer BASS550 120V POWER SUPPLY SCHEMATIC DIAGRAM (SHEET 4)
  • Page 24 Powered Subwoofer BASS550 230V CROSSOVER & PREAMP SCHEMATIC DIAGRAM (SHEET 1)
  • Page 25 Powered Subwoofer BASS550 230V POWER AMP. SCHEMATIC DIAGRAM #1 (SHEET 2)
  • Page 26 Powered Subwoofer BASS550 230V POWER AMP. SCHEMATIC DIAGRAM #2 (SHEET 3)
  • Page 27 Powered Subwoofer BASS550 230V POWER SUPPLY SCHEMATIC DIAGRAM (SHEET 4)

Table of Contents