JBL STUDIO L8400P Service Manual Download Page 1 | Manualshive

Page: 1 / 24

background image

Studio L Series

L8400P

Amplifier/Subwoofer

SERVICE MANUAL

JBL Consumer Products

250 Crossways Park Dr.

Woodbury, New York 11797

Rev

1

3

/200

6

1
2
3
...
»

Summary of Contents for STUDIO L8400P

Page 1: ...Studio L Series L8400P Amplifier Subwoofer SERVICE MANUAL JBL Consumer Products 250 Crossways Park Dr Woodbury New York 11797 Rev1 3 2006 ...

Page 2: ...sure Sealed Inputs Gold plated 5 way binding post speaker level Left and right line level switchable to LFE Outputs 150Hz when using speaker level connection Gold plated 5 way binding posts Dimensions H x W x D 16 1 2 15 1 2 without feet x 15 1 2 x 15 1 2 419mm 394mm without feet x 394mm x 394mm Weight 58 lb 26 4kg The Peak Dynamic Power is measured by recording the highest peak to center voltage ...

Page 3: ...1 4 Kit Spike Foot 4 354432 001 5 L8400P Outer Carton Black 1 353588 001 L8400P Outer Carton Beech 1 353588 002 L8400P Outer Carton Cherry 1 353588 003 ITEM NO DESCRIPTION QTY PART NO 6 Pad Foam Top Bottom L8400P 2 353592 001 7 Y Adapter Cable 1 354058 001 8 Foot Bump On 3M SJ5744 4 330104 001 L8400P Packaging 5 6 6 1 3 4 7 8 2 2 ...

Page 4: ... at max Left Right with LFE or LP filter OFF Mode selected 16 6 mVrms 2dB To 1 Watt Single input driven Ap Zo 600 Ohms LP OFF Volume ctrl crossover at max Speaker Hi Level Input 165 mVrms 2dB To 1 Watt Single input driven Ap Zo 25 Ohms Normal Volume ctrl crossover at max Signal to Noise SNR A Weighted 100 dBA 90 Relative to rated power 400 Watts A Weighting filter SNR unweighted 95 dBr 85 Relative...

Page 5: ...d Auto turn of time T must be 10 T 17 Minutes Power on Delay time 2 sec 4 AC Power Applied Transients Pops ATO Transient 5 mV peak n a Speaker Outputs Turn on Transient 50 mV peak 1V pk pk Speaker Outputs AC Line cycled from OFF to ON Turn off Transient 50 mV peak 1V pk pk Speaker Outputs AC Line cycled from ON to OFF Efficiency Efficiency 68 65 400W of output power Nominal Line voltage 120 VAC St...

Page 6: ...processor is correctly config ured to indicate that the sub woofer is On Note for advanced users If your receiver processor has a built in low pass crossover filter for the subwoofer output you may switch the LFE Normal toggle switch to the LFE position to bypass the subwoofer s internal crossover Use this installation method for Dolby Digital DTS or other dig ital surround processors Use either t...

Page 7: ...or amplifier s front left and right speaker terminals to the left and right terminals on the subwoofer that are marked Speaker Level In Connect the left and right terminals on the subwoofer that are marked Speaker Level Out to the corresponding terminals on the back of your front left and right speakers Connect your receiver or amplifier s center surround and surround back speaker terminals to the...

Page 8: ...e of the bass information is pleasing to you Crossover Adjustments The Crossover Frequency Control determines the highest frequency at which the subwoofer reproduces sounds If your main speakers can comfortably reproduce some low frequency sounds set this control to a lower frequency setting between 50Hz and 100Hz This will concentrate the subwoofer s efforts on the ultradeep bass sounds required ...

Page 9: ... Check that the powered subwoofer is plugged into an active electrical outlet and is switched on Check all wires and connections between the receiver amplifier and the subwoofer Make sure all wires are connected Make sure none of the wires are frayed cut or punctured or touching each other Review proper operation of your receiver amplifier Slowly turn the Level Control clockwise until you begin to...

Page 10: ...01 5 Plate LED 1 353356 001 6 Gasket Plate LED 1 353589 001 ITEM NO DESCRIPTION QTY PART NO 7 Assembly Foot 4 353354 001 8 Assembly Logo 1 353284 001 9 Screw Foot 8 X 1 PB TRPH CR BLK 8 903101 016 10 Screw Woofer 8 X 3 4 PB HXS ZINC 8 903802 012 11 Screw Amplifier 8 X 1 PPH PB BLK 12 900101 016 12 Screw LED Plate 6 X 3 4 PB HXS ZINC 4 908302 012 L8400P Exploded View 11 5 8 7 2 9 1 12 6 3 10 4 9 ...

Page 11: ...L8400P BLOCK DIAGRAM L8400P L series 10 ...

Page 12: ...L8400P L series 11 NOTE DESIGNATORS ARE WRONG SWAPPED FOR L8 AND L11 BOTH DRAWING AND ACTUAL PCB ON MODEL FIFTEEN ...

Page 13: ...L8400P L series 12 ...

Page 14: ...L8400P L series 13 ...

Page 15: ...L8400P L series 14 ...

Page 16: ...stor KNP 470R 7W J KNP 700S R78 1 Capacitors 034 100614 300 Electrolytic cap 100uF 16V M R 0611 P 2 5 C8 1 034 100625 300 Eletrolytic cap 100uF 25V M R 6 3x11 P 5 C62 1 034 100695 300 electrolytic 100uF 63V M R 1012 P 5 C142 1 034 220525 300 GR Eletrolytic 22uF 25V M R 5x11 P 2 5 TAPIN C25 26 2 034 330625 300 GS Eletrolytic 330uF 25V M R 1013 P 5 C11 100 2 034 470415 300 Electrolytic cap 4u7 50V M...

Page 17: ...150 4 024 100498 120 SMD resistor 1K 1 8W J 0805 R81 85 96 97 131 137 142 147 162 179 10 024 100598 120 GS SMD resistor 10K 1 8W J 0805 R75 82 83 92 98 132 133 148 163 164 181 156 12 024 100798 120 GS SMD resistor 1M 1 8W J 0805 R32 33 2 024 110598 120 SMD resistor 11K 1 8W J 0805 R74 99 2 024 200598 120 GS SMD resistor 20K 1 8W J 0805 R95 141 2 024 220398 120 GS SMD resistor 220R 1 8W J 0805 R136...

Page 18: ...5K 1 4W J 1206 R223 R223 1 024 200598 121 SMD resistor 20K 1 4W J 1206 R256 298 R256 298 2 024 220298 121 SMD resistor 22R 1 4W J 1206 R249 R249 1 024 226598 100 SMD resistor 22K6 1 4W F 1206 R208 209 231 232 4 024 237597 100 SMD resistor 23K7 1 4W F 1206 R281 R281 1 024 270498 121 SMD resistor 2K7 1 4W J 1206 R237 R237 1 024 300398 121 SMD resistor 300R 1 4W J 1206 R258 R258 1 024 300598 121 SMD ...

Page 19: ... PN LL4148GSO8 Vishay D200 205 207 209 212 216 217 218 12 Miscellaneous 072 010058 000ZR GR RCA JACK 2P PN 0502000W1G Red White J201 J201 1 072 040008 110 8P Terminal base JS 1001 08 P2 P2 1 072 040169 000 CONNECTOR 2 PIN JS 1001 2 P 2 5mm CONN4 Pin3 4 1 072 060219 000 BINDING POST gold plated PN A807A RB 8PIN J200 1 074 030002 000 TOGGLE SW PN L101 T2B4QE LFE PHASE SW201 202 2 077 100104 100 GR c...

Page 20: ...L8400P L series 19 ...

Page 21: ...00 01 L8400P L series 20 ...

Page 22: ...00 01 L8400P L series 21 ...

Page 23: ...00 01 L8400P L series 22 ...

Page 24: ...00 01 L8400P L series 23 ...

Reviews:

No comments

Related manuals for STUDIO L8400P

Brand: Harman Kardon Pages: 15

Brand: Harman Kardon Pages: 2

Brand: Velodyne Pages: 16

the box pro A 121 LA

Brand: thomann Pages: 36

Professional Powered Subwoofer

Brand: M&K Sound Pages: 16

Brand: Adamson Pages: 9

A1240 - TECHNICAL DATA REPORT

Brand: Xtant Pages: 2

Brand: Mackie Pages: 4

Brand: Rockville Pages: 7

Infinity PRIMUS 1270

Brand: Harman Pages: 6

Brand: Next Level Pages: 8

Brand: B&C Speakers Pages: 1

Brand: Paradigm Pages: 48

Brand: Sunfire Pages: 24

POWERCLASS PC10

Brand: Precision Power Pages: 19

MXA6BA - 200 Watt Marine Subwoofer

Brand: Jensen Pages: 16

Brand: DB Drive Pages: 8

Brand: Harman Kardon Pages: 26

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands