JBL GTO Series 601.1 Service Manual

JBL GTO Series 601.1 Service Manual

1 channel power amplifier

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GTO Series
601.1
1 CHANNEL POWER AMPLIFIER
SERVICE MANUAL
JBL Consumer Products
250 Crossways Park Dr.
Woodbury, New York 11797
Rev0 4/2004

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Summary of Contents for JBL GTO Series 601.1

  • Page 1 GTO Series 601.1 1 CHANNEL POWER AMPLIFIER SERVICE MANUAL JBL Consumer Products 250 Crossways Park Dr. Woodbury, New York 11797 Rev0 4/2004...
  • 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 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

    CONNECTIONS – GTO301.1, GTO601.1 AND GTO1201.1 The GTO subwoofer amplifiers are single-channel amplifiers. There are two sets of terminals to make it easy to connect multiple woofers. Either set of (+/–) terminals may be used when connecting woofers. To the right are two application diagrams to help plan your subwoofer GTO Amplifier GTO Amplifier...
  • Page 6: Set-Up/Controls

    INSTALLATION AND SETUP SETTING THE SETTING INPUT REMOTE LEVEL CONTROL INSTALLING NEON TUBES CROSSOVER(S) SENSITIVITY The GTO755.6 and all three GTO subwoofer (OPTIONAL) Determine your system plans and set the 1. Initially turn the INPUT LEVEL control(s) amplifiers have inputs for an optional 1.
  • Page 7: Basic Troubleshooting

    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 No audio...
  • Page 8: Typical System Wiring

    Grand Touring Grand Touring...
  • Page 10: Mechanical Parts List

    3.2m LAB-QC-000 Q C STICKER G O LD/BLACK LAB-SR-0065A SERIAL N O STICKER WHITE/BLACK LAB-MD-000 STICKER WHITE/BLACK CAR-WA-0040A WARRANTY CARD ART PAPER LAB-00-0375A WIND O W STICKER "JBL" LO G O LAB-00-0380A E-MARK STICKER WHITE/BLACK LAB-CE-0004A CE STICKER ARTPAPER CLS-AM-2245...
  • Page 15: Electrical Parts List

    PCB-00-00952 IC SHUNT REGULATOR KIA431/KIA431A U505 DIO-00-00108 DIODE FAST RECOVERY FR154 D71,72,73,81,82,83 DIO-00-00003 DIODE RECTIFIER 1N4004 D1,260 DIO-00-00041 DIODE ZENER 0.5W,12V 1N5242 D201,202,301,302,401 DIO-00-00006 DIODE SWITCHING SIGNAL 1SS133 / 1N4148 D402,403,404,405,406,407,408,421,422,501 14 D502,503,504,505 TRS-00-00087 TRANSISTOR SMALL SIGNAL PNP "TO-92L" KTA1023Y Q204,206,208,210,304,306,308,310,402,403 11 Q503 TRS-00-00088 TRANSISTOR...
  • Page 16 RES-00-00018 RESISTOR METAL FILM 1/2WJ 10 OHM R220,221,222,228,229,320,321,322,328,329 10 RES-00-00040 RESISTOR METAL FILM 1/2WJ 22 OHM R550,557 RES-00-00014 RESISTOR METAL FILM 1/2WJ 1.8K R41,42 IND-00-00020 INDUCTOR COIL AXIAL 5% 100uH L501 CEC-00-00007 CAPACITOR CERAMIC TUBULAR 50V 10pF C105,106 CEC-00-00020 CAPACITOR CERAMIC TUBULAR 50V 22pF C155,156,157,158...
  • Page 17 RES-00-00844 RESISTOR MOR-S 2WJ 100 OHM RES-00-01078 RESISTOR MOR-S 2WJ "FORMING 15m/m" 1K OHM R250,251 RES-00-00853 RESISTOR MOR-S 2WJ 2.2K OHM R209,210,252,309,310,401 RES-00-01099 RESISTOR MOR-S 2WJ "FORMING 15m/m" 3.9K OHM R76,86 RES-00-00947 RESISTOR SHUNT RESISTOR 5WJ (3P) 0.01 OHM R240,340 REN-00-00001 RESONATOR 2.56MHz ZTA2.56MG...
  • Page 18 RES-12-00243 RESISTOR SMD "0805"1/8WF 8.2K OHM RES-08-00035 RESISTOR SMD "0805"1/8WF 20K OHM RES-08-00048 RESISTOR SMD "0805"1/8WF 27K OHM RES-08-00245 RESISTOR SMD "0805"1/8WF 51K OHM RES-08-00100 RESISTOR SMD "0805"1/8WF 56K OHM RES-08-00249 RESISTOR SMD "0805"1/8WF 110K OHM RES-08-00250 RESISTOR SMD "0805"1/8WF 430K OHM RES-08-00193 RESISTOR SMD "0805"1/8WJ...
  • Page 28: Packing

    Item Part Number Description BOX-36-146AB Gift box carton INN-42-004A0 End Pads MAN-00-0195A Owner’s manual (USA) MAN-00-0196A Owner’s manual (Europe) CAR-WA-004A Warranty Card FUS-AT-00006 Fuse 30A SC4-NP-40250 Mounting screw STT1 PH 4X25 NI BKT-14-523A0 Bracket lamp SK-5/BK BOX-39-157AB Pair Pack carton...

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