D 38 - JBL Audio Service Manual (repair manual)

d 38 service manual
Model
D 38
Pages
2 Few pages! See other manuals at the bottom of the first or last page.
Size
90.37 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
d-38.pdf
Date
Next: JBL D 38 (serv.man2) User Guide / Operation Manual

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Technical Manual
D38
Decade Series
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance 8 ohms
• Max Amp Power 175 watts
• Frequency Response 50 Hz - 20 kHz (-6dB)  
• Sensitivity 92 dB (1 watt @ 1 meter)
• Crossover Frequency 4.5 kHz/10 kHz
SYSTEM COMPONENTS:
• Enclosure D38 (Not for Sale)
• Grille 334793-001
• Low Frequency 
8” (381mm) Paper Cone
Transducer 334624-001
DC Resistance 7.2 ohms ±10%
• Mid Frequency 4” (101mm) Paper Cone
Transducer 334657-001
DC Resistance 3.5 ohms ± 10%
• High Frequency 2” (51mm) Paper Cone
Transducer 334659-001
DC Resistance 3.3 ohms ± 10%
Crossover Network 334787-001
AURAL SWEEP TEST SPECIFICATIONS:
• System Aural Sweep Test 6.0V Input 50 Hz to 20 kHz
• L.F. Aural Sweep Test  5.0V Input 50 Hz to 5 kHz
• M.F. Aural Sweep Test  2.0V Input 4 kHz to 10 kHz
• H.F. Aural Sweep Test  2.0V Input 9 kHz to 20 kHz
PHYSICAL SPECIFICATIONS:
• Enclosure dimensions: 16
³⁄₄” x 10³⁄₄” x 12” (H x W x D) 
425 x 273 x 305 mm
• Weight 17 lbs. (7.7kg) Each
WARRANTY: 
• Refer to Warranty Statement packed with each product.
Owner’s Manual
334794-001
Warranty Card
331994-001
Survey Card
331384-001
OWNER’S
MANUAL
Outer Carton
334802-001
Foam Corners (8)
59658
Plastic Bag
PACKAGING
9-99
JBL Consumer Products, Inc. 250 Crossways Park Dr., Woodbury, New York 11797                                   
D38 — Decade Series
Crossover Network
334787-001
High Frequency
Transducer
334659-001
Mid frequency
Transducer
334657-001
Low Frequency
Transducer
334624-001
17" GREEN
17" GREEN/BLK
17" WHITE
17" WHITE/BLK
17" YELLOW
17" YELLOW/BLK
L.F.
+IN
–IN
C1
2.4mfd 50V
C2
2.7mfd 50V
L1
.25mh
INPUT
+
–
M.F.
+
–
H.F.
–
+
250
110
205
110
187
110
D38 SCHEMATIC
WIRING DIAGRAM
Grille
Retainer (4)
62130
Tweeter
334659-001
Mid Range
334657-001
Screw (4)
#6 x 
³⁄₄
 PPH
63563
Screw (4)
#6 x 
³⁄₄
 PPH
63563
Grille
334793-001
Logo Plate
334884-001
Screw (4)
#6 x 
³⁄₄
 PPH
63563
Woofer
334624-001
Crossover
Network
334787-001
Enclosure
D38(Not for sale)
D38
Decade Series
D38 — Decade Series
9-99
JBL Consumer Products, Inc. 250 Crossways Park Dr., Woodbury, New York 11797                                   
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Here you can read online and download JBL D 38 Service Manual in PDF. D 38 service manual will guide through the process and help you recover, restore, fix, disassemble and repair JBL D 38 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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