Technical Manual JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A. SPECIFICATIONS ACOUSTIC & ELECTRICAL SPECIFICATIONS: Frequency Response: 80 Hz- 20 khz (±3 db) Horiz Coverage Angle: 100, 500 Hz - 16 khz (-6dB) Vert Coverage Angle: Varies with size and configuration(-6db) Max Peak Output: 131 db to 141 db @ 1M (Frequency/Bandpass Dependent) Recommended Signal Digital System Processing: (Factory Settings) dbx 480, BSS 366, XTA 226 Crossover Frequency: 415 Hz LF to MF/HF; 2.1 khz MF to HF (Passive Crossover Network) SYSTEMS COMPONENTS: Cabinet: Enclosure Panels: Top/Bottom (350764-001), Side, 2x (350763-001), Rear (350762-001) Grille: Left (350768-001), Right (350768-002) Low Frequency (2) 2168J, 208 mm (8 ) dia., 76 mm (3 ) Transducer: Dual Coil Differential Drive Nominal Impedance: 16 ohms (Per Driver) Input Power Rating: 1000W (4000W peak) 2 hrs. 700W (2800W peak) 100 hrs. Bandpass Sensitivity: 97 db,1w @ 1m (3.3 ft.) DC Resistance: 5.2 Ohms Mid Frequency (4) 2104H, 101 mm (4 ) dia. Transducer: 25.4 mm (1 ) Coil Nominal Impedance: 8 Ohms (Per Driver) Input Power Rating: 225W (900W peak) 100 hrs. Bandpass Sensitivity: 101 db,1w @ 1m (3.3 ft.) DC Resistance: 4.2 Ohms PACKAGE Filler (2) 351864-001 Microfoam (8) 49790P Carton 351863-001 Fiberglass (18) 22389P Chip FBRBRD 300982-001 SYSTEMS COMPONENTS (Cont): High Frequency (2) 2407H, Neodymium Ultra Light Transducer: Ring Radiator Nominal Impedance: 8 Ohms (Per Driver) Input Power Rating: 225W (900W peak) 100 hrs. Bandpass Sensitivity: 101 db,1w @ 1m (3.3 ft.) DC Resistance: 4.3 Ohms AURAL SWEEP TEST SPECIFICATIONS: A. System Aural Sweep Test (thru processormeasured at the amp output): 6V, 80 Hz to 20 khz B. LF Woofer Sweep Test (per ets): 3V, 80 Hz to 400 Hz C. MF Woofer Sweep Test (per ets): 2V, 500 Hz to 5 khz D. HF Driver Sweep Test (per ets): 1.2V, 800 Hz to 20 khz PHYSICAL SPECIFICATIONS: Enclosure Dimensions: 279 mm x 787 mm x 417 mm D (11 x 31x 16.4 in. D) Shipping Weight: 85 lbs. (39 kg) VT4887 VT4887-ACC 25 lbs. (11.4kg) WARRANTY INFORMATION: Refer to Warranty Statement packed with each product. Dolly Assembly (VT4887) 350401-003 Carton 350528-001 Filler, Top (2) 351400-001 Filler, Bottom (2) 350529-001 Soft Cover 350527-001 Warranty 59660 Specification Sheet 350619-001 -SF Carton 350712-001 Filler (2) 350713-001 Owner s Manual 350485-001 -AF Carton 350487-001 Filler (2) 350486-001 Owner s Manual 350485-001 REV AAA 07-09
WIRING DIAGRAM YELLOW 12 High Frequency Driver (2) 2407H (339150-001X) Dia Repl D8R2407 No. 1 No. 2 YELLOW YELLOW/BLACK Wiring Harness Assembly 350986-001 No. 1 WHITE WHITE 12 No. 2 WHITE WHITE Mid/HF Crossover Network 350984-001 Imput Connection Assembly 350930-005 (assembly includes the network) Input PCB 350985-001 No. 3 WHITE 12 WHITE RED No. 4 BLACK GREEN GREEN/BLACK Mid Frequency Driver (4) 2104H (350049-001X use 350049-003X) No. 1 No. 2 Low Frequency Driver (2) 2168J (338407-003X) C16R2168
SCHEMATIC DIAGRAMS Mid/HF Crossover Network P/N 350984-001 R1 6.8R 25W R2 6.8R 25W C1 6.8µF C2 2µF C3 1µF C4 12µF 16 YELLOW 12 YELLOW 205 FEMALE 250 PCB MALE L2 0.4mH L2 1mH 205 FEMALE 250 PCB MALE 16 YEL/BLK L1 0.5mH 24 WHITE C5 20µF C6 10µF 12 WHITE 250 MALE 24 WHITE/BLK 250 MALE 24 WHITE 12 WHITE 250 MALE 24 WHITE/BLK 250 MALE Input Connection Assembly P/N 350930-005 Wire Harness Assembly P/N 350986-001 10 9 8 7 6 5 4 2X NL8 4 4+ 3 3+ 2 2+ 1 1+ 10 9 8 7 6 5 4 3 2 1 3 2 1 3X RED BLACK LF (R) P1 P2 STRIP/TIM STRIP/TIM 4 4+ 3 3+ 2 2+ 1 1+ WHT WHT/BLK GRN GRN/BLK P5 P6 LF (L) P3 P4 STRIP/TIM STRIP/TIM To VT4887 crossover assy. P/N S-3772
COMPONENT EXPLODED VIEW Top/Bottom Panel 350764-001 Rigging Bracket (8) 351922-001 Screw(16) 802-11010-08 6-32 x 1 1/2 FLT,PH,BLK,ZINC T-Nut (16) 10-32 61861 T-Nut #10-32 x 5/16 (8) 350840-001 Panel Divider 350765-001 Rear Panel 353802-001 1/4 20 x 1 805-42010-16 1/4-20 x 3/4 T-Nut 353861-001 Baffle (2) 350761-001 Washer Silkscreen Vertec 351263-002 T-Nut (12) 61860 61861 Baffle Mid (2) 350760-001 Side Panel (2) 350763-003
COMPONENT EXPLODED VIEW Washer, Amp Mount (8) 351905-002 7/8 (Cabinet Back) RBI Assy (2) 350767-001 Screws (12) 803-42010-24 8-32 x 1 1/2 PAN,TORX, BLK, H/F Grille 350834-001 Rigging Bracket (8) 351922-001 Screw(16) 802-11010-08 6-32 x 1 1/2 FLT,PH,BLK,ZINC Enclosure Assy C4887A (available to VerTec Dealers and Service Centers) Grille Left: 351533-002 (1) Grille Right: 351533-001 (1) Grille Trim: 351525-001 (2) 803-32011-04 8-32 x 1/4 TRUSS,TORX, BLK,, Dolly Lock, Pin (2) 3.19 351796-002 Nut, (2) 836-36110-00 3/8-24 Nylon Dolly Retainer, Pin (2) 351696-001 Front Hinge (2) 364941-001 Mid Range (4) 2104H (350049-001X use 350049-003X) Top/Bottom Horn Gasket (2) 351415-001 Center Horn Gasket 350878-001 T-Nut (16) 10-32 61861 HF Flare 351485-001 881-11110-08 4 x 1/2 FLT, PH, PB, BLK Low Frequency (2) 2168J (338407-003X) Cone Repl C16R2168 804-11110-20 10-32 x 1 1/4 FLT,PH,BLK, Gasket Horn (2) 350771-001 Screws (6) 804-11110-16 10-32 x 1 FLHD, PH, BLK Standoff (16) 885-00082-01 8-32, 3/8 HEX x 1/4,SS Grille Insert Nut (16) 350618-001 Gasket (2) 360-60002-00 Rigging Tube Pad (8) 350862-001 High Frequency (2) 2407H (339150-001X) Diaph Repl D8R2407 705-90002-14 1/4-20 x 7/8 Socket Set Cup Point 854-00003-08 1/4-20 x 1/2 HEX,CLR,ZINC,MCAS Horn Assembly (2) 339206-001 Horn Bracket (2) 350770-001 Rear Hinge (2) 364942-001 Slider Knob (2) 350839-001 10-32 x 5/8 Front Rigging Tube (2) 350560-003 Pin, Quick Release (8) 361343-001 Screw (8) 806-42010-16 1/4-20 x 1 PAN,TORX,BLK ZINC, LCS HDL Gasket (2) 382-00337-00 External Tooth Lock Washer (8) 844-10100-06 Washer (8) 844-01110-07 1/4,SAE,REG,BLK Input Connection Assembly 350930-005 (includes the crossover network) Screw (4) 882-51110-12 6 x 3/4 OV,PH,PTCL,BLK, R.A.P 365004-001 Rear Rigging Tube (2) 350561-003 Patch (8) 338885-001 1/4 x 1FH HD socket Grade 8 Handle (2) 923-00022-07 Screws (12) 884-42110-12 10 x 3/4 PAN,TORX,PB, BLK, 804-42110-12 10-32 x 3/4 PAN,TORX,BLK,
DOLLY ASSEMBLY -ACC REV C 807-13000-20 # 5/16-18 x 1-1/4 HEX,CLR,ZINC LC Dolly Assembly(1) 350401-003 Dolly Platform(1) w/c sink holes 351369-001 804-11100-16 10-32 x 1 FLT,CLR, Fender Washer (8) 843-00100-00 #10 Nut 833-36100-00 10-32 Nylon, CLR,ZINC, LCS Dolly Lock Housing Assembly (2) 350875-001 Caster Plate (4) 909-00052-01 Caster Wheels (4) 924-00005-00 Flat Washer (16) 845-00100-00 5/16 Nylon Nut Lock (16) 352018-001 5/16-18 Screws (10) 802-11000-08 6-32 x 1/2 FLT,PH,CLR, Dolly Lock Cover 337089-001 Cap # 1/8 (2) 351563-001 LC-9125 -ACC REV C HSG. Dolly Locking Pin (2) 885-00091-00
DOLLY ASSEMBLY -ACC REV C Dolly Platform 364183-001 807-13000-20 5/16-18 x 1 1/4 FLT, HEX,CLR ZINC, LC T NUT (2) CP, 8-32 x 1/4 21749 Caster Plate (4) 909-00052-01 Insert (10) 8161207-001 8-32 x 4mm HXS, KNIFE32608C10ZC Caster Wheels (4) 924-00005-00 Cover (2) Dolly Housing 351898-001 Nut (16) NyLock Special 352018-001 Screws (12) 803-11000-20 8-32 x 3/4 LFT,PH,CLR,ZINC, LCS Spring Assembly (2) 351900-001 -ACC REV C 10-02
ARRAY FRAME ASSEMBLY Screw (4) 804-31110-08 10-32 1/2 TRUSS, PH, BLK ZINC, LCS JBL Label 955-00154-00 -SF Pin, Ball Locking Assembly (4) 361345-001 4 Frame Array 350629-001 Front Hinge Block (4) 339668-004 Bolt (16) 856-00013-40 3/8-16 x 2 1/2 HEX,CAP, BLK ZINC, MCA Front Hinge Block (4) 339668-004 Screw (16) 856-00013-40 3/8-16 x 2-1/2 HEX,CAP, BLK ZINC, MCA Nut (16) 836-36113-00 3/8-16 Nylon Lock, BLK ZINC, MCAS, RT Washer (32) 846-00410-08 3/8 x.08 FLTPL,EX DT, BLK ZINC,CS -SF 10-02
ARRAY FRAME ASSEMBLY -AF Screws (4) 804-31110-08 10-32 x 1/2 TRUSS,PH,BLK Pin, Ball Locking Assembly (4) 361345-001 4 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 JBL Label 955-00154-00 Frame Array 350361-002 856-00013-48 3/8-16 x 3 HEX, CAP, BLK ZINC, MCA Front Hinge Block (4) 339668-004 -AF 10-02