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LOFT (serv.man2) - JBL Audio Service Manual (repair manual)

loft (serv.man2) service manual
Model
LOFT (serv.man2)
Pages
2 Few pages! See other manuals at the bottom of the first or last page.
Size
615.26 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
loft-sm2.pdf
Date
Next: JBL LOFT (serv.man3) Service Manual

Read JBL LOFT (serv.man2) Service Manual online

LOW-FREQUENCY
TRANSDUCER
SP040009
BLUE 
+
RED 
+
YELLOW 
+
BLACK 
–
BLACK 
–
BLACK 
–
HIGH-FREQUENCY
TRANSDUCER
08020012
TERMINAL CUP
02170003
CROSSOVER
NETWORK
FP000002
Release Date 2012      Discontinued Date XXXX
Technical Manual
LOFT30
AURAL SWEEP TEST SPECIFICATIONS:
• System aurel-sweep test: 
7.0V  input 90Hz to 20KHz
• LF aural-sweep test: 
6.0v  input 100Hz to 2KHz
• HF aural-sweep test: 
2.83v input 3KHz to 20KHz
 
 
PHYSICAL SPECIFICATIONS:
• Dimensions (W x H x D): 
8-1/4" x 5-1/8" x 7"
   
 
210mm x 130mm x 175mm
• Weight: 
 
4.3 lb (1.9kg) each
WARRANTY:
• Refer to the warranty statement packed with the product.
*  The maximum recommended amplifier power rating will  
ensure proper system headroom to allow for occasional  
peaks. We do not recommend sustained operation at these 
  maximum power levels.
LOFT30
03/12
ACOUSTIC & ELECTRICAL SPECIFICATIONS
:
• Nominal impedance: 
8 ohms
• Power Handling: 
10-100 watts
• Frequency response: 
70Hz-20KHz (-6dB)
• Sensitivity:   
89dB (2.83V/1m)
• Crossover frequencies: 
3.3kHz
SYSTEM COMPONENTS:
• Cabinet: 
 
loft30 MX000067
• Grille: 
 
loft30 HH110003
• Low-frequency transducer: 
4" (100mm) SP040009
   DC resistance: 
5.6 ohms ±10%
• High-frequency transducer:  1" (25mm) 08020012
   DC resistance: 
5.6 ohms ±10%
• Crossover network: 
FP000002
 
INPUT
BLUE 220mm
BLACK 220mm
BLACK 70mm
YELLOW 70mm
BLACK 300mm
RED 300mm
HF
LF
L2: 1.13mH
C1: 3.3µF/100V
C2: 6.8µF/100V
L1: 0.27mH
PTC/065A
R1: 6.8   /7W
LOFT30 WIRING DIAGRAM
LOFT30 SCHEMATIC
PACKAGING
 
 
 
 
1  HH110003 
Grille 
1
 
2  70020149 
Self-tapping screw 
4
 
3  70020172 
Self-tapping screw 
8
 
4  02340005 
Trim ring 
1
 
5  SP040009 
Woofer 
1
 
6  08020012 
Tweeter 
1
 
7  02160019 
Port tube 
1
 
8  02360002 
Bracket 
1
 
9  70020051 
Self-tapping screw 
2
  10  FP000002 
Crossover 
1
 
  11  02170003 
Terminal cup  
1
  12  MX000067 
Cabinet 
1
  13  YX000056 
JBL LOFT30 speakers 
2 
  14  23040260 
EPE bag 
2
  15  23020057 
Top & Bottom styrofoam cover 
2
  16  23030271 
Carton 
1
  17  03060360 
Bumper 
8
  18  22010156 
Manual 
1
  19  22050002 
Dessicant 
2
 
Technical Manual
LOFT30
LOFT30
EXPLODED VIEW
HARMAN International Industries, Incorporated. 
 
 
 
 
 
 
 
 
     
 
 
 
© 2012 HARMAN International Industries, Incorporated. All rights reserved.  JBL is a trademark of HARMAN International Industries, Incorporated, registered 
in the United States and/or other countries.
Features, specifications and appearances are subject to change without notice.
Part No. 950-XXXX-001 Rev. A
03/12
www.jbl.com
   ITEM   
    NO.  PART NO. 
DESCRIPTION 
QTY.
   ITEM   
   NO.  PART NO. 
DESCRIPTION 
QTY.
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Here you can read online and download JBL LOFT (serv.man2) Service Manual in PDF. LOFT (serv.man2) service manual will guide through the process and help you recover, restore, fix, disassemble and repair JBL LOFT (serv.man2) Audio. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.

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