JBL E250P, P12SW service manual Exploded View

Page 12
Exploded View

E250P

15 6 7 10 Amplifier – Not for Sale 17

Exploded View

 

14

11

16

12

8

9

13

 

 

 

 

Ref#

Part Number

Description

 

 

Qty

 

 

 

 

 

6

351348-001

PLATE,LED/LOGO-E250P

 

1

7

338125-002

ASY,LED-E250P/E250P

 

 

1

8

336486-001

ASY,FOOT,PLSTC- E250P

 

4

9

763-31110-40

SCREW, 8 X 2 1/2,TR,PH,PB,BLK ZINC,LCS (FOOT)

4

10

908302-012

SCREW, PB,HXS,#6x.75,ZINC

(LOGO PLATE)

4

11

903802-016

SCREW, PB,HXS,#8x1",ZINC

(WOOFER)

8

12

338128-002

ASY, WOOFER,12"

DCR 4.8

1

13

336799-001

ASY, PORT TUBE

 

 

1

14

351307-001

GRILLE, BLK, FRNT

 

 

1

15

333249-003

CUP,GRILLE,TITANIUM, (BEECH MODEL) (CHERRY

4

 

 

MODEL)

 

 

 

 

333249-001

CUP,GRILLE (BLACK MODEL)

 

4

16

351243-001

RING,TRIM,12"-E250P

 

 

1

17

903401-012

SCREW, 6 X 3/4,PAN,PH,PB,BLK ZINC,LCS (AMPLIFIER)

10

 

 

 

 

 

 

 

 

11

 

 

 

Image 12
Contents Powered Subwoofers Northridge E-SeriesE250P Performance Series P12SWModels 250 Crossways Park DrCONTENTS E250P/P12SW subwoofersE250P, P12SW SPECIFICATIONS List of Safety Components Requiring Exact ReplacementsLeakage/Resistance Check Critical ComponentsE250P PackagingP12SW PackagingJBL E250P/P12SW Powered Sub/ Plate Amp E250P/P12SW subwoofersSPEAKER CONNECTION SpecificationE250P/P12SW subwoofers QA Testing any other wires. Do not twist together E250P/P12SW subwoofersimportant that you avoid join SubwooferE250P/P12SW subwoofers Analog Receiver/Processor - Line-LevelConnectionsDigital Receiver/Processor - LFE Connection OPERATION PowerCrossover Adjustments E250P/P12SW subwoofersTROUBLESHOOTING Phase ControlE250P/P12SW subwoofers E250P Exploded ViewP12SW Exploded ViewTEST SET-UPAND PROCEDURE E250P/P12SW subwoofersGeneral Function UUT = Unit Under Test Sweep FunctionE250P/P12SW subwoofers P10SW &P12SWService Bulletin E250P subwooferFor models E150P,E250P TIP# JBLTT2003-04Rev2P10SW, P12SW PB10,PB12 RevisionDETAILED TROUBLESHOOTING A. Power Amp Section2. Power Up LED RED 4. Check Switching FrequencyDETAILED TROUBLESHOOTING CONTD E250P/P12SW subwoofers2. High Level Input Sensitivity 3. Low-PassDETAILED TROUBLESHOOTING CONTD FLOW CHARTE250P/P12SW subwoofers E250P/P12SW subwoofers E250P/P12SW subwoofers E250P/P12SW subwoofers E250P/P12SW subwoofers E250P/P12SW 120v Electrical Parts List E250P/P12SW subwoofersResistors E250P/P12SW subwoofers Part NumberCapacitors SemiconductorsE250P/P12SW subwoofers Part NumberMiscellaneous E250P/P12SW subwoofers Part NumberSemiconductor Pinout Diagrams E250P/P12SW subwoofersSee service bulletin for E250P E250P/P12SW subwoofersP12SW Value of C65 = 47uf NOTE THIS VOLTAGE IS REFERENCED TOE250P/P12SW subwoofers NOTE THIS VOLTAGE IS REFERENCED TONOT CIRCUIT GROUND
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