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Part Number

Qty

Reference Designator

Description

MAIN PCB

PL-A0050-000

Alum. Bar with Insulated paper

2 14.0x7.0x40.0

PL-A0049-000

Alum. Bar with Insulated paper

1 14.0x7.0x60.0

PWM PCB

Resistors

0701-2221-03

SMD resistor

SMD 220

 1/8W ±1% 0805

1 R17

0701-2101-03

SMD resistor

SMD 100

 1/8W ±1% 0805

1 R10

0701-2102-03

SMD resistor

SMD 1K

 1/8W ±1% 0805

6 R31 R30 R29 R28 R26 R15

0701-2302-03

SMD resistor

SMD 3K

 1/8W ±1%  0805

1 R13

0701-2472-03

SMD resistor

SMD 4.7K

 1/8W ±1% 0805

1 R11

0701-2682-03

SMD resistor

SMD 6.8K

 1/8W ±1% 0805

2 R5 R51

0701-2562-03

SMD resistor

SMD 5.6K

 1/8W ±1% 0805

1 R14

0701-2103-03

SMD resistor

SMD 10K 1/8W ±1% 0805

2 R1 R23

0701-2113-03

SMD resistor

SMD 11K

 1/8W ±1% 0805

1 R27

0701-2123-03

SMD resistor

SMD 12K

 1/8W ±1% 0805

1 R24

0701-2153-03

SMD resistor

SMD 15K

 1/8W ±1% 0805

1 R53

0701-2183-03

SMD resistor

SMD 18K

 1/8W ±1% 0805

1 R7

0701-2223-03

SMD resistor

SMD 22K

 1/8W ±1% 0805

2 R18 R9

0701-2333-03

SMD resistor

SMD 33K

 1/8W ±1% 0805

1 R65

0701-2334-03

SMD resistor

SMD 330K

 1/8W ±1% 0805

1 R3

0701-2104-03

SMD resistor

SMD 100K

 1/8W ±1% 0805

3 R25 R12 R4

0701-3102-02

resistor

SMD 1K

 1/4W ±5% 1206

8 R1 R2 R3 R4 R5 R6 R7 R8

Capacitors

06D211054104

Cap electro

 1uF/25V ±20% 4*7 105C

1 C3

06D211074101

Cap electro

 100UF/25V 6.3*7mm 5mm ±20% 105C

1 C27

06D212273001

Cap electro

 220UF/16V ±20% 8*7 105C 5MM

1 C22

06D214764103

Cap electro

 47UF/25V ±20% 6*7 105C black 5mm 

2 C1 C20

06S321026000

SMD Capacitor SMD 1000pF/50V 0805  NPO ±5%

1 C26

06S121046000

SMD Capacitor SMD 0.1uF/50V 0805  X7R ±10%

2 C4 C25

Semiconductors

04WY-39AV101

diode schottky SMD 3.9V DO-213AA 0.5W 

1 ZD2

04WY-15BV-01

diode schottky SMD 15V 1/2W ±2% DO-213AA

1 ZD1

04PT-4148-01

diode

SMD 1N4148 DO-213AA

6 D4 D1 D20 D3 D2 D13

03P1-1015-04

Transistor

SMD 2SA1015 SOT-23 PNP

1 Q10

03P1-B649-07

Transistor

 2SB649A 1.5A 180V 20W PNP TO-126

1 Q6

03N1-1815-04

Transistor

SMD 2SC1815 SOT-23 NPN

4 Q3 Q2 Q7 Q1

01TI-L494-09

IC

SMD TL494C SO-16  PWM

1 U1

03P1-1015-01

Transistor

 2SA1015 150MA 60V 400MW PNP TO-92 

2 Q9 Q8

Miscellaneous

1501-0409-02

socket

 PITCH 2.54mm 4PIN 90°

2 CN2 CN1

LED PCB

2100-0067-02

wire

2PIN UL1007 AWG26 L=70mm 5mm high 
temperature 105Cwire

2

2100-0068-02

wire

2PIN UL1007 AWG26 L=210mm 2.54 
5mm,high temperature105Cwire

1

2005-0009-00

guide light 

 LED  2*3*4mm

8 LED1 LED2 LED3 LED4 LED5 LED6 LED7 LED8

06S121046000

SMD Capacitor SMD 0.1uF/50V 0805  X7R ±10%

1 C1

 

 

GTO752 

            

 

 

 

 

 

 

 

  

 
 

10

Summary of Contents for Grand Touring GTO75.2

Page 1: ...GTO752 2 CHANNEL POWER AMPLIFIER SERVICE MANUAL JBL Consumer Products 250 Crossways Park Dr Woodbury New York 11797 Rev1 1 2008 Released 2007 Discontinued XXXX...

Page 2: ...z 3dB THD N 1KHz LPF 22KHz 0 07 rated power 4 ohms Channel Separation 45db full rated power Input Impedance 20K ohms Maximum input signal 6 0V Maximum sensitivity 100mV Hi Pass Low Pass X over Limits...

Page 3: ...GTO752 2...

Page 4: ...1x 4x 1x 0 1 2 8 7 6 5 9 3 A A B C D E A B C 12 1 4 310mm 10 3 8 263mm 2 1 8 53mm 4 C B 3 GTO752...

Page 5: ...to the RCA outputs from the source unit or signal processor 5 Input Level Control Used to match the input level of the amplifier to the output level of the source unit See B for the adjustment proced...

Page 6: ...Turn source OFF Disconnect RCA cables at amplifier If noise stops check equipment cables leading to amplifier Verify A RCA cables are of good quality with no breakage to internal shields B RCA cables...

Page 7: ...Trans Clamp Trans Clamp Trans Clamp Front Plate RCA Cap Red RCA Cap Wht Standoff 1380 0206 00 EXPLODED VIEW 6 GTO752 Part Number Part Number...

Page 8: ...ABLE LPF HPF 32Hz 320Hz 12dB 10 100K 32 320 MODE HP FLAT LP VARIABLE LPF HPF 32Hz 320Hz 12dB 10 100K 50 10 100K 50 BASS BOOST VARIABLE 0dB 6dB 50Hz BASS BOOST VARIABLE 0dB 6dB 50Hz AMP AMP MAIN AMP FR...

Page 9: ...W 22K 1 2 R204 R201 0703 1103 03 Resistor 1 8W 10K 1 13 R316 R315 R314 R313 R312 R211 R209 R208 R207 R205 R203 R202 R200 0703 1472 03 Resistor 1 8W 4 7K 1 4 R229 R224 R230 R210 0703 1562 03 Resistor 1...

Page 10: ...Transistor MPSA13 0 5A 30V NPN TO 92 2 Q3C Q3B 03N1 667A 01 Transistor 2SD667AC 1A 120V 0 9W NPN TO 92 2 Q5C Q5B 03P1 1023 01 Transistor 2SA1023 TO 92 PNP 1 Q19 03N1 35CW 26 Transistor TIP35CW NPN T0...

Page 11: ...02 resistor SMD 1K 1 4W 5 1206 8 R1 R2 R3 R4 R5 R6 R7 R8 Capacitors 06D211054104 Cap electro 1uF 25V 20 4 7 105C 1 C3 06D211074101 Cap electro 100UF 25V 6 3 7mm 5mm 20 105C 1 C27 06D212273001 Cap ele...

Page 12: ...GTO752 11...

Page 13: ...12 GTO752...

Page 14: ...13 GTO752...

Page 15: ...3 9K1 4W AC C58 2200U 35V C59 2200U 35V D5 FR104 D6 FR104 D8 FR104 D9 FR104 C38 47U 50V C55 47U 50V C56 104P C57 104P 6 6 5 5 F1C 30A R62 270 2W R63 270 2W SPEAKER OUT D11 IN4148 D14 4148 D15 4148 C2...

Page 16: ...0K R8 NC R26 1K R4 100K R24 12K R23 10K R12 100K C22 220 16V R18 22K R5 6K8 R3 330K R51 6K8 R15 1K 12 Q1 C1815 R7 18K DW GNO PART NO PART NAME PRODUCT MODE SCALE 1 1 UNIT MM SIZE A4 REV PV DRAWN BY CH...

Page 17: ...820R R23B 820R Q7B C1815 R10B 10K C9B 1U 50V PRO R25B 4 7 0 5W C10B CL104 R12B 100R R7B 10K C6B 471 MUTE CH1SG R26B 5K6 C1B W10U 50V R6B 10K CH1OUT R5B 10K PRO VCC VCC CH1OUT MUTE CH1SG R20B 220R 1 4W...

Page 18: ...0R R23C 820R Q7C C1815 R10C 10K C9C 1U 50V PRO R25C 4 7 0 5W C10C CL104 R12C 100R R7C 10K C6C 471 MUTE CH2SG R26C 5K6 C1C W10U 50V R6C 10K CH2OUT R5C 10K PRO VCC VCC CH2OUT MUTE CH2SG R20C 220R 1 4W R...

Page 19: ...1B 4558 5 6 7 8 4 U102B 4558 V V V V 3 2 1 U103A 4558 5 6 7 8 4 U103B 4558 V V CH2SG CH1SG C205 104P C208 104P C209 104P C203 10P C202 104P V R207 10K R201 22K C216 220U 25VNP C218 100P R208 10K R200...

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