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JBL PS1400 Preliminary Service Manual

Performance series
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Download this manual See also: Service Manual, Owner's Manual
Performance Series
PS1400
Powered Subwoofer
PRELIMINARY
SERVICE MANUAL
JBL Consumer Products
250 Crossways Park Dr.
Woodbury, New York 11797

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Summary of Contents for JBL PS1400

  • Page 1 Performance Series PS1400 Powered Subwoofer PRELIMINARY SERVICE MANUAL JBL Consumer Products 250 Crossways Park Dr. Woodbury, New York 11797...

  • Page 2: Table Of Contents

    Plus grille and spike feet Weight 80 lb (36kg) JBL continually strives to update and improve existing products, as well as create new ones. The specifications and details in this and related JBL publications are therefore subject to change without notice.

  • Page 3: Detailed Specifications

    PS1400 SUB Amplifier Detailed Specs LINE VOLTAGE Yes/No Hi/Lo Line Nom. Unit Notes US 120vac/60Hz 108-132 Vrms Normal Operation EU 230vac/50-60Hz 207-264 Vrms Normal operation, MOMS required Parameter Specification Unit QA Test Conditions Notes Limits Type (Class AB, D, other) Bridge amplifier, None of the speaker outputs must be connected to GND at any time.

  • Page 4: Controls & Connections

    £ LF Level Control – This signal. When no signal is being crossover is used and all control allows you to adjust the sent, the PS1400 will remain in amplifier channels are in phase. level of the subwoofer within a standby mode. When it senses range of +/–...

  • Page 5: Troubleshooting

    In Dolby Digital or DTS modes, make sure your receiver/processor is configured so that the subwoofer and LFE output are enabled. • Adjust the Polarity switch (4) if the PS1400 and PT800 are not stacked, or if they are stacked but an external crossover is being used. •...

  • Page 6: Mechanical/Packaging Parts List

    JBL PS1400 MECHANICAL/PACKAGING PARTS LIST Description Part Number PS1400 CABINET (Black, Beech, Cherry) Not For Sale AMPLIFIER ASSEMBLY Not For Sale FRONT GRILLE 336605-001 14” WOOFER LE14-H, DCR = 6.0 Ω ±10% 336321-001 WOOFER GASKET 335651-001 PORT TUBE 335652-001 GRILLE CUP...

  • Page 8: Block Diagram

    PS1400 BLOCK DIAGRAM...

  • Page 12: Electrical Parts List

    PS1400 ELECTRICAL PARTS LIST PART # Q'TY DESCRIPTION REFERENCE DESIGNATOR Main Amp. board 052-000400-000 Bridge Rectifier P/N RS804 8A/400V 032-100493-300 END Plastic Capacitor 1uF/63V J P:5 C104,119 034-330615-300 Electyl Capacitor TAPING 330uF/16V M (R)0812 P:5 C11,100 033-680464-270 NPE Capacitor 6u8/100V K10 (R)1020 GNE...
  • Page 13 043-820300-000 INDUCTOR 820uH YT-10034 043-700100-000 INDUCTOR 70uHx2 YT-10024 043-300101-000 INDUCTOR 30uH YT-10033 L9,10 054-540100-100 SMD PNP Transistor MMBT5401 LT1 051-640000-100 MOSFET N-Channel IRF640 TO-220 Q11,13,15,17 051-290700-100 Transistor P2N2907A TO-92 Q12,14,16,18 054-555100-100 SMD NPN Transistor MMBT5551 LT1 054-033906-100 SMD TR (MOTOROLA) MMBT3906LT1 SOT23 Q26,27,30,34 051-540101-000...
  • Page 14 024-137698-100 SMD Resistor 137K 1/8W F 0805 024-100398-120 SMD Resistor 100R 1/8W J 0805 024-150498-120 SMD Resistor 1K5 1/8W J 0805 R53,73 026-200595-265 VR 20KB LEVEL CONTROL 024-300398-120 SMDResistor 300R 1/8W J 0805 024-470498-120 SMD Resistor 4K7 1/8W J 0805 R58,59 024-470798-120 SMD Resistor...
  • Page 15 024-100598-120 SMDResistor 10K 1/8W J 0805 R75,82,83,92,98,132,133,148,163,164,181,15 024-470498-120 SMDResistor 4K7 1/8W J 0805 R80,84,151-153,183 024-100498-120 SMDResistor 1K 1/8W J 0805 R81,85,96,97,99,131,137,142,147,162,179 024-390598-120 SMDResistor 39K 1/8W J 0805 R86,94 024-220798-120 SMDResistor 2M2 1/8W J 0805 R87,93 024-100298-120 SMDResistor 10R 1/8W J 0805 R89,90,140,150 024-470398-120 SMDResistor...

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