JBL VT4888DP-AN User manual
08-12
JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
JBLVT4888DP-AN/CN/DA
REV R
PACKAGE
Technical Manual
JBLVT4888DP-AN/CN/DA
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• DP3 Internal Amplification 6000W Peak, 3000W Continuous
Output (at nominal load):
• DP3 Output Section: 3-Channel Class-I
Output (at nominal load): LF: 118V peak, MF: 118V peak,
HF: 118V peak
• Frequency Response: 60 Hz- 16 kHz (±3 dB)
• Frequency Range: 48 Hz -18 kHz (-10 dB)
• Max Peak Output: 139 dB SPL, 1m
Output (at nominal load): LF: 118V peak, MF: 118V peak,
HF: 118V peak
• Signal Processing: DSP based, resident in Input Module
• AC Power Operating Auto Select 90-132VAC/216-264VAC,
Range: 50/60 Hz
• AC Line Voltage: 50/60 Hz, Auto-Detect;120V/240V
(-15%, +10%)
• AC Current Requirement: 6A per system at 120V, 3A per system
at 240V
• Horiz Coverage Angle: 90°, 250 Hz - 16 kHz (-6dB)
• Vert Coverage Angle: Varies with size and configuration(-6dB)
• Crossover Frequency: 315 Hz LF/Mid
1.2 kHz MF/HF
SYSTEMS COMPONENTS:
• Cabinet: Enclosure Assembly C4888
• Grille: Left (350780-002) , Right (350780-001)
• Low Frequency (2) 2262H, 304 mm (12”) dia., 76 mm (3”)
Transducer: Dual Coil, Neodymium, Differential Drive
Direct Cooled
• Bandpass Nominal 4 ohms (wired in parallel)
SYSTEMS COMPONENTS (Cont):
• DC Resistance: 5.1 Ohms
• Mid Frequency (4) 2106HPL, 136 mm (5.5”) with 50 mm
Transducer: (2”)dia. voice coil
• Bandpass Nominal 8 Ohms (wired in parallel)
Impedance:
• DC Resistance: 4.3 Ohms
• High Frequency (2) x 2431H, 76 mm (3”) dia. Aluminium
Transducer: Diaphragm, 38mm (1.5”) Throat Dia.
Neodymium Drivers
• Bandpass Nominal 8 ohms (wired in series)
Impedance:
• DC Resistance: 4.0 Ohms
AURAL SWEEPTEST SPECIFICATIONS:
A. System Aural Sweep Test: 30mV, 20 Hz to 20 kHz
B. L.F. Woofer Aural Sweep Test (per ets): 6V, 40 Hz to 1 kHz
C. M.F.Woofer Aural Sweep Test (per ets): 3V, 400 Hz to 4 kHz
D. H.F. Driver Aural Sweep Test (per ets): 1.5V, 800 Hz to 20 kHz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions: 355 mm x 1013 mm x 678 mm D
(14 x 39.9 x 26.7 in. D)
• Net Weight 67.2 (148 lb)
• Shipping Weight 74.0 (163 lb)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
Carton
354871-001
Filler (2)
354872-001
Proective Jackets
(2) Drive Pack
360849-001
Microfoam (8)
49790P
Power Cord
355040-002
Spec Sheet
361486-001
Filler, Front
362085-001 JBL VT4888-AF
Carton
350484-001
Filler (2)
350486-001
Owner’s Manual
350485-001
JBL VT4888-SF
Carton
350706-001
Filler (2)
350713-001
Owner’s Manual
350485-001
Dolly Assembly
350519-002
Carton
360825-001
Insert (2)
360826-001
Tube (2)
336027-001
Soft Cover
360777-001
910-00035-01 (1)
Ferro fluid vial w/
blotter paper and
instruction sheet
910-00035-02 (12)
Ferro fluid vials w/
blotter paper and
instruction sheet
Warranty 59660
Operators Guide, DBX Module, DP3
360850-002
JBLVT4888DP-AN/CN/DA
JBLVT4888DP-AN/CN/DA
WIRING DIAGRAM
No. 1 No. 2
No. 1
No. 2
No. 3
No. 4
No. 1 No. 2
Input
Connector
Assembly
352817-001
Wire
Harness
350989-001
Driver, Low Freq (2)
2262H
(338312-001X)
Cone Repl
C8R2262
RED
BLACK
GREEN GREEN/BLK
Driver, High Freq (2)
2431H
(339894-002X)
Diaph Repl
D8R2431
Driver, Mid Freq (4)
2106HPL
(339485-001X)
WHITE
WHITE
WHITE/BLACK
WHITE
WHITE WHITE/BLACK
YELLOW/BLACK
YELLOW
YELLOW
++
__
JBLVT4888DP-AN/CN/DA
JBLVT4888DP-AN/CN/DA
SCHEMATIC DIAGRAMS
4–
4+
3–
3+
2–
2+
1–
1+
4–
4+
3–
3+
2–
2+
1–
1+
10
9
8
7
6
5
4
3
2
1
Input Connection Assembly P/N 350988
Wire Harness Assembly P/N 350989
COMPONENT EXPLODEDVIEW
RBI (2)
350779-001
Screw (16)
804-72110-24
SKT,TOR, BLK
ZINC, LCS
Driver, Mid Freq (4)
2106H
(339485-001X)
Gasket (2)
350819-001
Flare, HF (2)
351486-001
Screw (8)
881-11110-08
4 x 1/2
FLT,PH,PB,
BLK ZINC, LCS
Grille, Right
350780-001
Grille, Left
350780-002
Grille, Trim (2)
351526-001
Screw (16)
803-32011-04
8-32 x 1/4
TRUSS, TORX,
BLK ZINC, LCS
Standoff (16)
885-00082-01
8-32,
3/8 HEX X 1/4,SS
Driver, Low Freq (2)
2262H
(338312-001X)
Cone Repl
C8R2262
Screw (16)
804-72110-24
10-32 x 1 1/2
SKT, TOR,
BLK ZINC, LCS
Gasket (2)
339391-001
Dolly Lock Pin (2)
351797-002
2.98L
Nut (20
836-36110-00
3/8-24
NYLON, BLK ZINC,
LCS, RIGHT
Dolly Retainer Pin (2)
351696-001
Front Rigging Tube (2)
350572-002
Screw (8)
338885-001
1/4 x 1”
FLTHD,SCT GRD8,
PATCH
Front Hinge Assembly (2)
364136-001
Slider Knob (2)
350839-001
10-32 x 5/8
PATCH
R.A.P
354965-001
Rear Hinge Assembly (2)
364137-001
Horn Bracket, HF (2)
350782-001
Screw (6)
804-11110-16
10-32 x 1,
FLT, PH, BLK
ZINC, LCS
Quick Release Pin (8)
361343-001
1.75” L
Rear Rigging Tube (2)
350573-002
Input Cup Assembly (1)
352817-001
Wire Harness
350989-001
Screw (8)
804-41110-20
10-32 x 1 1/4
PAN, PH, PB,
BLK ZINC, LCS
Driver, High Freq (2)
2431H
(339894-002X)
Diaph Repl
D8R2431
Screw (8)
705-90002-14
1/4-20 x 7/8
SCT SET,
CUP POINT
Nut (8)
834-30010-00
1/4-20
KEPS, BLK ZINC,
LCS, RIGHT
Horn (2)
337055-001
Gasket,Horn Side (2)
350841-001
Gasket,Horn (2)
Top/Bottom
351415-001
Gasket,HF Horn
359-00225-00
Bolt (8)
854-00003-08
1/4-20 x 1/2
HEX,CLK ZINC,
MCAS
Washer, Horn (8)
844-100100-06
1/4 x .06
EXTTH, REG, CLR
ZINC, CS
Washer, Horn (8)
844-01110-07
1/4,SAE, REG,
BLK ZINC,LCS
Grille, HF
350827-001
Hande (6)
923-00022-07
Gasket (6)
382-00337-00
Screw (24)
804-42110-12
10-32 x 3/4
PAN, TORX, BLK
ZINC, LCS
Screw (36)
884-42110-12
10 x 3/4
PAN,TORX,PB,
BLK ZINC, LCS
Rigging Bracket (16)
351922-001
Screw (16)
802-11010-10
6-32 x 5/8
FLT, PH, BLK
ZINC, LCS
Rigging Pad (8)
351001-001
1 1/4”
T-Nut (8)
352214-001
10-32 x 1/4
ZINC PLATED
72266
AHD, SICOMET 5181
Enclosure Assembly
C4888
(Available to VerTec
Dealers and Service
Centers)
Amplifier Assembly
354344-002X (DP)
354344-007X (AN)
354344-008X (CN)
354344-009X (DA)
Connect Assembly
352270-001
Wire Harness
352087-001
Input Cup
352271-001
Gasket
352818-001
JBL VT4888DP-AN/CN
JBLVT4888DP-AN/CN/DA
PLEASE see the next
page for the JBL PWA
individual part numbers
DP3 AMPLIFIER ASSEMBLY REFERENCE
DP3 AMPLIFER ASSEMBLY REFERENCE
DP3
Note: Amplifier asembly includes the input module.
Part No. Description
354344-001 Amplifier Assembly,Base Model, VT-Series
354344-002X Amplifier Assembly,VT4888DP
354344-003X Amplifier Assembly,VT4882DP
354344-004X Amplifier Assembly,VT4882DP-AN
354344-005X Amplifier Assembly,VT4882DP-CN
354344-007X Amplifier Assembly,VT4888DP-AN
354344-008X Amplifier Assembly,VT4888DP-CN
354344-010X Amplifier Assembly,VT4880ADP
354344-011X Amplifier Assembly,VT4880ADP-AN
354344-012X Amplifier Assembly,VT4880ADP-CN
354344-014X Amplifier Assembly, VT4889ADP
354344-015X Amplifier Assembly, VT4889ADP-AN
354344-016X Amplifier Assembly, VT4889ADP-CN
354344-017X Amplifier Assembly, VT4889ADP-DA
354344-006X Amplifier Assembly, VT4882DP-DA
354344-009X Amplifier Assembly, VT4888DP-DA
354344-013X Amplifier Assembly, VT4880ADP-DA
Note: If ordering an input module you must order 1 of the tuning files below
depending on the system model number.
DP-dbx DP-AN DP-CN DP-DA
361541-001X 361092-001X 361093--001X 444668-001X
Model Numbers Tuning File Part Numbers
VT4888DP 355059-001 361885-001 361886-001 444729-001
VT4882DP 361282-001 361887-001 361888-001 444728-001
VT4889ADP 365137-001 365113-001 365136-001 444731-001
VT4880ADP 365139-001 365114-001 365138-001 444730-001
Amplifier Assemblies Input Modules
AC
Module
Screw (4)
873-33014-10
8-32 x 5/8
SCKT, CAP
DBX, BLK ZINC
Riser, DP
353829-001
Gasket, Riser
353830-001 Badge, Center
354382-001
Screw (4)
873-33014-10
8-32 x 5/8
SCKT, CAP,
DBX, BLK ZINC
Riser, DP
353829-001
Gasket, Riser
353830-001
Label, Overlay
354380-002
Module
354446-003
Knob, Volume, Vert
355039-002
(dbx Only)
End cap
353901-001
Screen (2)
354290-001
Gasket, Cabinet (2)
354341-001
Foam Pad
382-00325-00
Screw (4)
354379-002
1/4-20 x 3/4, 5/16
SHLDR,BLKLUBE
End cap
353901-001
Screw (4)
354379-001
1/4-20 x 1 1/2, 5/16
SHLDR,BLKLUBE
AMPLIFIER ASSEMBLY
354344-001
NOTE: These (7) individual PWA’s are out of the main panel:
PWA, DP3 Main
137338-4BJBL
PWA, DP3 SMPS
137338-4CJBL
PWA, DP3 LVPS
137338-4DJBL
PWA,DP3 LF MOD
137338-4EJBL
PWA,DP3 MF MOD
137338-4FJBL
PWA, DP3 HF MOD
137338-4GJBL
PWA, DP3 SPKR INTER
FACE
137338-4HJBL
PWA,DP3 PANEL
137338-5JBL
PWA,DP3 OUTPUT
140193-1JBL
JBLVT4888-ACC
JBLVT4888-ACC
REV B
DOLLY ASSEMBLY
Dolly Platform
351896-002
350519-002
Caster Wheels (4)
924-00005-00
Caster Plate (4)
909-0052-01
Nut (16)
Nylock Special
352018-001
Spring Assembly (2)
351899-001
Cover (2)
Dolly Housing
351893-001
Screws (12)
803-11000-08
8-32 x 1/2
FLT, PH, CLR ZINC, UNC
Insert (10)
8161207-001
8-32 x 4mm
HXS, KNIFE32608C10ZC
Screws (16)
807-13000-20
5/16-18 x 1 1/4
FLT, HEX,CLR
ZINC, LC
T NUT (2)
21749
CP, 8-32 x 1/4
JBLVT4888-SF
JBLVT4888-SF
ARRAY FRAME ASSEMBLY
Front Hinge Block (4)
339896-004
Frame Array
350648-001
Front Hinge Block (4)
339896-004
Washer (32)
846-00410-08
3/8 x .80
FLTPL,EX DT,
BLK ZINC, CS
Nut (16)
836-36113-00
3/8-16
Nylon Lock, BLK
ZINC,MCAS,RT
Bolt (16)
856-00013-40
3/8-16 x 21/2
HEX,CAP,
BLK ZINC,
MCA
Pin,Ball Locking Assembly (4)
361345-001
4 in.
JBL Label
955-00154-00
Screws (4)
804-31110-08
10-32 x 1/2
TRUSS, PH, BLK,
ZINC,LCS
Bolt (16)
856-00013-40
3/8-16 x 1/2
HEX,CAP,BLK
ZINC,MCA
JBLVT4888-AF
ARRAY FRAME ASSEMBLY
JBLVT4888-AF
Front Hinge Block (4)
339896-004
Pin, Ball Locking Asembly (4)
361345-001
4 in.
Screws (4)
804-31110-08
10-32 x 1/2
TRUSS, PH, BLK,
ZINC, LCS
Frame Array
339897-001
JBL Label
955-00154-00
Washer (32)
846-00410-08
3/8 x .08
FLTPL, EX DT,
BLK ZINC, CS
Nut (16)
836-36113-00
3/8-16 Nylon Lock,
BLK ZINC,
MCAS,RT
Bolt, (16)
856-00013-48
3/8-16 x 2-1/2
HEX, CLR, BLK
ZINC,MCA
This manual suits for next models
2
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