Jbl L 65 Service Manual

Page 1

Technical Manual

L65 Jubal

{IBL

BLK GEN
C W
lNPUT 1mH LF
52727 ELK
RED .. RED WHT WHT
" ll W___ 3
a F
tam .533; 55"
4 uF 10285 MF
41040 2
T BLU BLK
can BLK ELK
1 5I '11 F EL 3
15 zomow [ESEAD
3205 .am RED "235 HF
52128 1
BLK GRN RED
N65 SCHEMATIC
SYSTEM COMPONENTS: MID RANGE DRIVER (Contd)
. Exact Acoustic Replacement: No.
Lcézlfeafgumcy DR'VER' 10286RA126A Slightly different. Replace both units
' . in a stereo pair.
g°$$flp$ggfifm v g Ohm Additional Parts Currently Available:
y p .' Dome: Was 54721 (Paper); New 51868 (Alum)
Sweep Frequency Hz. 20-1200 T . G k t' 29931
D.C. Resistance Ohms: 4.5 minimum m as e
5.5 maximum HIGH FREQUENCY DRIVER: 077
Gap Gauge: .044 Diaphragm Kit: 016R2405
Notes: Mass Ring. Nom. Impedance: 16 Ohm
Cone kit may have aquaplas on cone instead of Dynamic Test Input V; 7
mass ring. Use spacer gasket between compliance Sweep Frequency Hz: 1000-3000
and frame. D.C. Resistance Ohms: 5.7 minimum
If Not Serviceable, 6.7 maximum
Replace With: 123H-1 Gap Gauge: .025"
Visual Change: Yes Notes: Test With Network.
Baffle Modification: No Do not crease diaphragm.

Exact Acoustic Replacement: No.
Slightly different. Replace both units
in a stereo pair.

Additional Parts Currently Available:

Dome: 31385
Mounting Gasket: 20253
Trim Gasket: 52806
MID RANGE DRIVER: LES-5
Cone Kit: CSRLE59
Nom. Impedance: 8 Ohm
Dynamic Test Input V: 4
Sweep Frequency Hz: 75-3000
D.C. Resistance Ohms: 5.6 minimum
6.6 maximum
Gap Gauge: ."040
Notes:
If Not Serviceable,
Replace With: LE5-11
Visual Change: Yes
Baffle Modification: No

If Not Serviceable,

Replace With: 2405H
Visual Change: Yes
Baffle Modification: No

Exact Acoustic Replacement: Yes
Additional Parts Currently Available':
Mounting Gasket: 51795

SYSTEM SPECIFICATIONS:
Nominal Impedance: 8 Ohm
Power Capacity: 75 Watts

Continuous Program
Crossover Frequencies: 1000 Hz. 6500 Hz
Sensitivity: 76dB (1 Watt @ 15 Feet)
Enclosure Dim: 24-1/2" x 17-1/2" x 13-1/8" D

62.2cm x 44.5cm x 33.3cm
Shipping Weight: 68 lbs. - 31 kg.
Additional Parts Currently Available:

Binding Posts: Red: 56131
Black: 56130

'Otner parts may also be available. Check with JBL for details:

JBL Consumer Products, Inc., 80 Crossways Park West, Woodbury, New York 11797

3-93 REVB