JBL ES 250P (serv.man2) Service Manual ▷ View online
Features, specifications and appearance are subject to change without notice.
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in the United States and/or other countries. Elliptical Oblate Spheroidal, PolyPlas and
Pro Sound Comes Home are trademarks of Harman International Industries, Incorporated.
in the United States and/or other countries. Elliptical Oblate Spheroidal, PolyPlas and
Pro Sound Comes Home are trademarks of Harman International Industries, Incorporated.
Dolby is a registered trademark of Dolby Laboratories.
DTS is a registered trademark of DTS, Inc.
®
PRO SOUND COMES HOME
™
Harman Consumer Group, Inc., 250 Crossways Park Drive, Woodbury, NY 11797 USA
2, route de Tours, 72500 Château du Loir, France
www.jbl.com
Part No. 406-000-05610-E
33346_JBL ES150_250P_ENG 14/06/07 11:14 Side 8
JBL ES 250P
Service Manual
Page 9 of 30
1
10
11
13
14
15
3
4
8
9
2
5
12
6
7
Notes:
1.For item 2, Gray buttom only used for cabinet
ES250PBKS
2.AMP, PN 010-7625-05082-E used for ES250P 230V
Item number
Model/Part #
Description
Qty
1
241-120-05305-0RAE
Cabinet with damping for ES250PCH
1
2
327-010-00621/2-E
Gray/black buttom for cabinet
4
3
249-HIPS-05093-0BAE
Plastic port tube, PN 336804-004
1
4
30PR12FZX-DW01-E
12" woofer, PN 363389-001
1
5
315-HPS-05097-0AAE
Plastic plate painted, PN 351348-001
1
6
316-HPS-05236-0AAE
Plastic logo painted, PN 362799-001
1
7
352-KM03520D1148-E
Screw for plastic plate
4
8
213-120-05153-0AAE
Ring trim 12", PN 362540-001
1
9
352-KM04020D1149-E
Screw for ring trim 12"
8
10
010-7625-05081-E
AMP for ES250P 120V
1
11
352-AM04020D880-E
Screw for AMP
10
12
361-NYL-05101-0BAE
Plastic tube for LED lamp
1
13
321-ABS-00008-E
2" height plastic part of foot
4
14
321-RUB-00009-E
Non-making rubber part of foot
4
15
352-HM04030D500-E
Screw for foot
4
QC
Assembly
Exploded View
NO.: 1 of 1
Revision: 0
Approval
Confirm
Maker
Client:Harman
Model:ES250P
JBL ES 250P
Service Manual
Page 10 of 30
12
11
7
5
2
1
3
10
6
4
8
at this position.
One serial label
13
9
14
NOTES:
1.Carton
400-000-07539-E for ES250PCH/230
400-000-07562-E for ES250PBE/230
400-000-07566-E for ES250PSI/230
400-000-07564-E for ES250PSIG/230
400-000-07568-E for ES250PBK/230
400-000-07746-E for ES250PBKS/230
400-000-07570-E for ES250PCH
400-000-07571-E for ES250PBE
400-000-07573-E for ES250PSI
400-000-07572-E for ES250PSIG
400-000-07574-E for ES250PBK
400-000-07745-E for ES250PBKS
2.Serial label
411-000-06902-E for ES250PCH/230
411-000-06903-E for ES250PBE/230
411-000-06905-E for ES250PSI/230
411-000-06904-E for ES250PSIG/230
411-000-06906-E for ES250PBK/230
411-000-07126-E for ES250PBKS/230
411-000-06907-E for ES250PCH
411-000-06908-E for ES250PBE
411-000-06911-E for ES250PSI
411-000-06909-E for ES250PSIG
411-000-06913-E for ES250PBK
411-000-07125-E for ES250PBKS
3.Cabinet
241-120-05305-0RAE for ES250PCH
241-120-05305-0YAE for ES250PBE
241-120-05305-0VBE for ES250PSI
241-120-05305-0VAE for ES250PSIG
241-120-05305-0BAE for ES250PBK
241-120-05305-0BBE for ES250PBKS
4.Apply for the non-weave bag, PN
283-001-05131-0WAE to protect
canbinet first.Then add the PO bag, PN
424-000-05182-E.
5.Apply for the PO bag, PN 424-000-
05194-E to protect the grillle.
Item Model/Part
#
Description
Qty
1
411-000-06902-E
Serial label for ES250PCH/230
2
2
ES250PCH/230
JBL 12" subwoofer 230v cherry
1
3
413-000-05602-E
Date label on the unit
1
4
431-000-06030-E
EPE, white bottom for ES250P
1
5
431-000-06029-E
EPE, white top for ES250P
1
6
398-000-00304-E
Drier
2
7
406-000-05610-E
MLOM with PO bag for ES250P 230V
1
8
400-000-07539-E
Carton for ES250PCH/230
1
9
413-000-05601-E
COO label on the carton
1
10
165-045801100-e
15' RCA cable
1
11
405-000-05181-E
Warranty card only for 120V
1
12
431-000-06191-E
EPE, white for grille
2
13
403-000-05464-E
Carton for ES250P grille
1
14
244-120-05243-0BAE
Grille for ES250P, PN 362623-001
1
Maker
Client:Harman
Model:ES250P
QC
Packing Exploded View
NO.: 1 of 1
Revision: 0
Approval
Confirm
Assembly
JBL ES 250P
Service Manual
Page 11 of 30
JBL ES250P 250W Powered Sub Amp
Yes/No
Hi/Lo Line
Nom.
Unit
Notes
US 120vac/60Hz
Yes
108-132
120
Vrms
Normal Operation
EU 230vac/50-60Hz
Yes
207-253
230
Vrms
Normal operation, MOMS required
Parameter
Specification
Unit
QA Test
Limits
Conditions
Notes
Amp Section
Type (Class AB, D, other)
Type (Class AB, D, other)
D
n/a
n/a
Load Impedance (speaker)
4
Ohms
n/a
Nominal
AVG System impedance
7
Ohms
n/a
AP Computed BW from 20 to
500Hz
Rated Output Power (120VAC)
250
Watts
250
Domestic version only 120 VAC-60 Hz
AVG RMS Dynamic Power
509
Watts
200
217mV driven into a single input
Average RMS power, 3/20 Cycles 50 Hz, Driven
6dB above its input sensitivity , average of the
first 4 consecutive peaks
THD @ Rated Power
0.5
%
1
22k filter
THD @ 1 Watt
0.2
%
0.3
22k filter
DC Offset
10
mV-DC
30
@ Speaker Outputs
Damping factor
>50
DF
20
Measured at amplifier board 90%
of full power
Measured at the speaker cable. 225 Watts @
THD < 0.1 % @ 50 Hz
Input Sensitivity
Input Frequency
Input Frequency
50
Hz
50
Nominal Freq.
L&R
7
mVrms
±1dB
To 1 Watt
Single input driven
LFE input
7
mVrms
±1dB
To 1 Watt
Single input driven, LFE switch ON
System Gain
49
dB
Reference
Single input driven Normal or LFE mode
Signal to Noise
SNR-A-Weighted
SNR-A-Weighted
90
dBA
85
relative to 1W
A-Weighting filter
SNR-unweighted
80
dBr
75
relative to 1W
22K filter
Residual Noise Floor
<2.0
mVrms(max)
2.5
Volume @max, w/ A/P Swept
Bandpass Measurement (Line
freq.+ harmonics) (BW=20 KHz)
Line level inputs must be terminated using
1KOHM
Input Impedance
Line Input (L, R,LFE)
Line Input (L, R,LFE)
10K
ohms
n/a
Nominal
Filters
LP filter Variable
LP filter Variable
50-150
Hz
± 10
4th Order variable-24 db/Octave
Subsonic filter (HPF) 2nd Order
Fixed
Friend circuit
Fixed
LFE Low pass
200>LP<500 Hz
LFE input driven only
Limiter
THD at Max. Output Power
13
%
functional
Drive unit 6dB above the required
level to obtain full power
Approximately 208mV
Maximum THD as a result of limiting.
Features
--
Volume pot Taper (lin/log)
LOG
--
functional
A Taper
Phase switch
0-180
deg
functional
LP Filter defeat switch
YES
functional
Disables LP filter, intended for LFE
Input Configuration
Line In (L,R) & LFE
Line In (L,R) & LFE
YES
--
functional
Dual RCA jack
Signal Sensing (ATO)
Auto-Turn-On (yes/no)
Auto-Turn-On (yes/no)
YES
functional
ATO Input test frequency
50
Hz
functional
ATO Level LFE Input
2
mV
functional
Maximum acceptable level.
ATO Turn-on time
5
ms
functional
Amp connected and AC on, then
input signal applied
Auto Mute/ Turn-OFF Time
5-15
minutes
5-15
T before muting, after signal is
removed
Auto turn of time (T) must be 5 > T < 15
Minutes
Power on Delay time
3
sec.
4
AC Power Applied
Transients/Pops
ATO Transient
0.5
V-peak
0.5V
@ Speaker Output
Amplifier activated by signal presence at the
Line input
Turn-on Transient
0.5
V-peak
0.8V
@ Speaker Output
AC Line cycled from OFF to ON
ES250P
JBL ES 250P
Service Manual
Page 12 of 30
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