Related Manuals for JBL GTO 75.4
Summary of Contents for JBL GTO 75.4
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Page 1: Channel Power Amplifier
GTO Series 75.4 75.4II 4 CHANNEL POWER AMPLIFIER SERVICE MANUAL JBL Consumer Products 250 Crossways Park Dr. Woodbury, New York 11797 Rev4vvv3/2009... -
Page 2: Table Of Contents
(384mm x 313mm x 60mm) Fuses: 30A x 2 JBL continually strives to update and improve existing products, as well as create new ones. The specifications and details in this and related JBL publications are therefore subject to change without notice. -
Page 3: Features/Test Conditions
GTO 75.4/75.4II... -
Page 4: Installation
We recommend listening at low or in a drill bit. and require a heavy-duty and reliable should be made using a minimum of moderate levels while driving your car. JBL connection to the vehicle’s electrical system 16-gauge wire. • When routing cables, keep input-signal accepts no liability for hearing loss, bodily in order to perform optimally. -
Page 5: Connections
Figure 6.GTO 75.4/75.4II amplifier in 4-channel (stereo) operation to drive front and rear full-range speakers. – – Figure 7.GTO 75.4/75.4II is set up for 3-channel operation to drive a set of full-range speakers and a subwoofer. – Figure 8.GTO 75.4/75.4II used in bridged 2-channel mode to drive a set of components or subwoofers. -
Page 6: Set-Up/Controls
If you to minimum (counter clockwise). screws on the amplifier’s output/power plan to use the GTO 75.4/75.4II to drive 2. Reconnect the (–) negative lead to the end panel and set them aside. full-range speakers, set the crossover vehicle’s battery. - Page 7 GTO 75.4/75.4II...
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Page 8: Basic Troubleshooting
GTO 75.4/75.4II INSTALLATION AND SETUP To Neon Power Supply To Neon Power Supply Figure 13. Installing neon tubes in a JBL GTO amplifier. TROUBLESHOOTING SYMPTOM LIKELY CAUSE SOLUTION SYMPTOM LIKELY CAUSE SOLUTION No audio No voltage at BATT+ Check voltages at... -
Page 9: Typical System Wiring
GTO 75.4/75.4II Grand Touring Grand Touring... -
Page 10: Exploded View/Parts List
GTO 75.4/75.4II GTO 75.4/75.4II Exploded View... -
Page 11: Mechanical Parts List
GTO 75.4/75.4II Mechanical Parts List... -
Page 12: Amplifier Block Diagram
GTO 75.4/75.4II GTO 75.4/75.4II BLOCK DIAGRAM... -
Page 13: Drawings
GTO 75.4/75.4II... -
Page 14: Printed Circuit Board Top View
GTO 75.4/75.4II DST0013-00 ST-11A-2-8P TER01 7.5m/m TER02 7.5m/m 105(M)TL WF-9604 FRONT FRONT 7.5m/m L/CH 7.5m/m R/CH REAR J322 FH01 105(M)"TL" BJ06 J323 R262 REAR 35m/m 7.5m/m 680/2W 7.5m/m 680/2W 1N5404 7.5m/m 104(M) 4.7/0.5W 7.5m/m R362 104P C261 R261 7.5m/m 680/2W 7.5m/m... - Page 15 GTO 75.4/75.4II T E R 0 1 T E R 0 2 R 2 6 2 D 0 1 R 3 6 2 C 0 3 R 2 6 1 C 2 6 1 R 4 6 2 R 5 6...
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Page 17: Electrical Parts List
GTO 75.4/75.4II TRS-00-00087 TRANSISTOR SMALL SIGNAL PNP KTA1023Y Q01,144,244,344,444 TRS-00-00088 TRANSISTOR SMALL SIGNAL NPN KTC1027Y Q134,234,334,434 TRS-00-00091 TRANSISTOR SMALL SIGNAL PNP KTA1268GR TRS-00-00111 TRANSISTOR SMALL SIGNAL NPN KTC3200GR Q151,251,351,451 TRS-00-00110 TRANSISTOR SMALL SIGNAL NPN KTC3198GR Q02,90,131,132,143,181,231,232,243,281 Q331,332,343,431,432,443 TRS-00-00090 TRANSISTOR SMALL SIGNAL PNP... - Page 18 GTO 75.4/75.4II ELC-00-00249 CAPACITOR ELECTROLYTIC "SRE" 2.2/50V C120,320 ELC-00-00250 CAPACITOR ELECTROLYTIC "SRE" 4.7/50V C128,228 ELC-00-00641 CAPACITOR ELECTROLYTIC "SRE" 22/16V C102,103,123,124,202,203,223,224,302,303 C323,324,402,403,423,424 ELC-00-00243 CAPACITOR ELECTROLYTIC "SRE" 100/16V C171,371 MYC-00-00020 CAPACITOR MYLAR 5% 100V 102(M) J MYC-00-00031 CAPACITOR MYLAR 5% 100V 222(M) J...
- Page 19 GTO 75.4/75.4II DIO-00-00278 RED COLOR HNRD-3401L LED01 DIO-00-00303 BLUE COLOR TOL-30aSBaCAa-B2 LED02 RES-00-01046 RESISTOR MOR/S 2WJ (15m/m FORMING) 100 OHM RES-00-01264 RESISTOR MOR/S 2WJ (15m/m FORMING) 150 OHM R291 RES-00-01265 RESISTOR MOR/S 2WJ (17.5m/m FORMING150 OHM R191 RES-00-01041 RESISTOR MOR/S 2WJ (15m/m FORMING) 680 OHM...
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Page 20: Version Ii Electrical Parts List Addendum
GTO 75.4/75.4II GTO 75.4 Version II Electrical Parts List Addendum The following chart below represents electrical parts differences in Version I and II models: MODEL PART NAME PART NO SPEC DESIGNATOR GTO 75.4 RESISTOR RES-00-00437 1/5WF 1K OHM R120,220,320,420 GTO 75.4II... -
Page 21: Ic/Transistor Pinouts
GTO 75.4/75.4II... - Page 22 GTO 75.4/75.4II...
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Page 24: Schematics
GTO 75.4 Page1 Schematic C126 C192 C191 R126 R125 330/16V 220/16V 27.7V 10KF 10KF R191 FRONT-R VCC2 38.6V 150/2W R-OUT C128 R128 4.7/50V"SRE" REAR-R VCC1 RCA101-C D191 R131 C400 C200 R192 +15V DJB-554A 1N4744(15V) R135 R136 38.1V 104P 104P 37.6V... - Page 25 GTO 75.4 Page2 Schematic 13.56V 13.62V 14.4V A1023Y FH01 CL-310 14.4V 30Ax2 10/0.5W 1N5404 105(M)"TL" 430K C800 4.7K 10/16V 1N4004 4.7K C3198GR 8.2K 13.86V 4.45V 0.695V 10.5KF FQP50N06 4.7KF 104P FR154 VCC2 27.7V 4.7/50V FR154 FQP50N06 FR154 4.7/50V FQP50N06 FR154 VEE2 -27.7V...
- Page 26 GTO 75.4 Page3 Schematic +15V 38.6V +15V VCC1 R331 R335 R336 37.6V 12.95V 38.1V C331 R332 Q333 2.2/50V A1266GR R312 5.6K C305 Q331 Q334 Q332 C332 C3198GR 0.759V C1027Y 38.6V C3198GR 100P C302 R302 R305 C311 PROT Q335 22/16V"SRE" 47KF...
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Page 27: Schematics
GTO 75.4II Page1 Schematic GTO 75.4II A1023Y FH01 CL-310 30Ax2 10/0.5W 1N5404 105(M)"TL" 430K C800 4.7K 10/16V 1N4004 4.7K C3198GR 8.2K 10.5KF FQP50N06 4.7KF 104P FR154 VCC2 4.7/50V FR154 FQP50N06 FR154 4.7/50V FQP50N06 FR154 VEE2 YG225D2 CL-510 473P 47/16V FQP50N06 VCC1 1SS133 16 15 14 13 12 11 10 9... - Page 28 GTO 75.4II GTO 75.4II Page2 Schematic C126 C192 C191 R126 R125 330/16V 220/16V +15V 10KF 10KF R191 FRONT-R VCC2 150/2W R-OUT C128 R128 4.7/50V"SRE" REAR-R VCC1 RCA101-C D191 R131 C400 C200 R192 +15V DJB-554A 1N4744(15V) R135 R136 104P 104P U111-A C131 R127 R132...
- Page 29 GTO 75.4II GTO 75.4II Page3 Schematic +15V +15V VCC1 R331 R335 R336 C331 R332 Q333 2.2/50V A1266GR R312 5.6K C305 Q331 Q334 Q332 C332 C3198GR C1027Y C3198GR 100P C302 R302 R305 C311 PROT Q335 22/16V"SRE" 47KF 47KF TIP35C Q351 C356 22P C3200GR R311 C313...
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Page 30: Gto 75.4Ii
GTO 75.4/75.4II Item Part Number Description BOX-36-146AA GTO 75.4 Gift box carton BOX-36-146AC GTO 75.4II Gift box carton INN-42-004A0 End Pads MAN-00-0195A GTO 75.4 Owner’s manual (USA) MAN-01-0195Z GTO 75.4II Owner’s manual (USA) MAN-00-0196A GTO 75.4 Owner’s manual (Europe) CAR-WA-004A...
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