JBL Grand Touring GTO75.2 User Manual Download

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GTO752

2 CHANNEL POWER AMPLIFIER

SERVICE MANUAL

JBL Consumer Products
250 Crossways Park Dr.

Woodbury, New York 11797 Rev

1

1/200

8

Released 2007
Discontinued XXXX

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2
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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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