JBL ESC200 Service Manual
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JBL ESC200 Service Manual

Dolby pro-logic surround processor/amplifier
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ESC200
Dolby Pro-Logic Surround
Processor/Amplifier
SERVICE MANUAL
JBL Consumer Products Inc.
250 Crossways Park Drive
Woodbury, N.Y. 11797
1-800-336-4JBL in the USA
A Harman International Company
Part No.: 1112-ESC200 Rev A 10/98

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Summary of Contents for JBL ESC200

  • Page 1 ESC200 Dolby Pro-Logic Surround Processor/Amplifier SERVICE MANUAL JBL Consumer Products Inc. 250 Crossways Park Drive Woodbury, N.Y. 11797 1-800-336-4JBL in the USA A Harman International Company Part No.: 1112-ESC200 Rev A 10/98...

  • Page 2: Table Of Contents

    ESC200 TABLE OF CONTENTS ESC200 SPECIFICATIONS ...........1 ESC200 KEYPAD PCB..........10 CONTROLS AND THEIR FUNCTION......3 ESC200 MAIN PCB (Component Side) ......11 ESC200 SPEAKER AND SOURCE CONNECTIONS ..3 ESC200 MAIN PCB (Solder Side).......12 ESC200 PACKING............4 INTEGRATED CIRCUIT DIAGRAMS ......13 ESC200 BLOCK DIAGRAM...........5 SCHEMATIC DIAGRAMS ..........16...

  • Page 3: Esc200 Specifications

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 ESC200 SPECIFICATIONS ESC200 Pro-Logic Surround Theater System Power source: 117V/60Hz 230Hz/50Hz Test conditions: 8 ohm loading each channel (6X) Bass & Treble - flat Boost - off Mode - stereo Fader - front channel = back channel...

  • Page 4: Controls And Their Function

    Input 1 or Input 2 (RCA jacks). 5. BASS BOOST - This increases the bass output 15. POWER - This button turns on the ESC200. to the subwoofer. 6-9. BALANCE - These buttons balance the front and rear as well as the left and right speaker strengths.

  • Page 5: Esc200 Packing

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 ESC200 PACKING...

  • Page 6: Esc200 Block Diagram

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 ESC200 BLOCK DIAGRAM...

  • Page 7: Esc200 Unit Exploded View

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 ESC200 UNIT EXPLODED VIEW...

  • Page 8: Esc200 Parts Lists

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 ESC200 PARTS LISTS Ref. # Part # Description Ref. # Part # Description 1-12147LI 47µF 16V+-20% 5x11 C59, 143 1-12210KI 100µF 10V+-20% 5x11 MAIN-PCB SECTION C63, 141 1-12247MI 470µF 25V+-20% 8x16 C90, 91 1-16110PH 100ρF 50V+- 10%...
  • Page 9 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 Ref. # Part # Description Ref. # Part # Description R7, 8 1-17-510 1/8W+-5% PF 100K OHM 1-17-439 1/8W+-5% PS 39K OHM T/B MISCELLANEOUS SECTION R15, 99 1-22-127 3W+-5% WIRE WOUND 27 OHM R16, 102...
  • Page 10 HEAT SINK FOR 7809 REMOTE 9-01-121 REMOTE CONTROL 1-09-092 LM1876TF FEET 1-33-378 RUBBER FEET MAIN PCB SATELLITES J-SP-SAT ESC200 SATELLITE SPEAKERS 1-43-003 2 RCA JACK HSP-212V-09 GP SUBWOOFER J-SP-SUB ESC200 SUBWOOFER 1-08-0006 REGULATOR 7809 CARTON XRC145-00 DISPLAY CARTON 1-08-158 REGULATOR 7805...

  • Page 11: Esc200 Keypad Pcb

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 ESC200 KEYPAD PCB...

  • Page 12: Esc200 Main Pcb (Component Side)

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 ESC200 MAIN PCB (Component Side)

  • Page 13: Esc200 Main Pcb (Solder Side)

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 ESC200 MAIN PCB (Solder Side)
  • Page 14 Main PCB Solder Side...
  • Page 16 Main PCB Component Side...
  • Page 18 Keyboard PCB Component Side Keyboard PCB Solder Side...

  • Page 20: Integrated Circuit Diagrams

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 INTEGRATED CIRCUIT DIAGRAMS...
  • Page 21 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 INTEGRATED CIRCUIT DIAGRAMS...
  • Page 22 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 INTEGRATED CIRCUIT DIAGRAMS...
  • Page 23 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 SCHEMATIC DIAGRAM 1 120V VERSION...
  • Page 24 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 SCHEMATIC DIAGRAM 2 120V VERSION...
  • Page 25 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 SCHEMATIC DIAGRAM 3 120V VERSION...
  • Page 26 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 SCHEMATIC DIAGRAM 4 120V VERSION...
  • Page 27 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 SCHEMATIC DIAGRAM 1 230V VERSION...
  • Page 28 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 SCHEMATIC DIAGRAM 3 230V VERSION...
  • Page 29 Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 SCHEMATIC DIAGRAM 4 230V VERSION...

  • Page 30: Esc200 Ic Voltage Readings

    Ò Dolby Pro-Logic Surround Processor/Amplifier ESC200 ESC200 IC VOLTAGE READINGS...

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