Read JBL GT5-A3001 Service Manual online
GT5-A3001
1 CHANNEL POWER AMPLIFIER
SERVICE MANUAL
JBL Consumer Products
250 Crossways Park Dr.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev0
3/2008
Released 2007
Discontinued XXXX
Discontinued XXXX
- CONTENTS -
SPECIFICATIONS ………………………………………..1
PACKING……………………………………………..…....2
CONTROL/INSTALLATION DRAWINGS………………3
CONTROL/INSTALLATION INSTRUCTIONS………....4
BASIC TROUBLESHOOTING……………………………5
EXPLODED VIEW/PARTS LIST…….….….…………....6
AMPLIFIER BLOCK DIAGRAM…………………….……7
ELECTRICAL PARTS LIST ..……….……….…….…….8
P.C.B. DRAWINGS….………………………...…….……11
IC/TRANSISTOR PINOUTS..…………………….….…..13
SCHEMATICS……………..……………….………..…...14
PACKING……………………………………………..…....2
CONTROL/INSTALLATION DRAWINGS………………3
CONTROL/INSTALLATION INSTRUCTIONS………....4
BASIC TROUBLESHOOTING……………………………5
EXPLODED VIEW/PARTS LIST…….….….…………....6
AMPLIFIER BLOCK DIAGRAM…………………….……7
ELECTRICAL PARTS LIST ..……….……….…….…….8
P.C.B. DRAWINGS….………………………...…….……11
IC/TRANSISTOR PINOUTS..…………………….….…..13
SCHEMATICS……………..……………….………..…...14
GT5-A3001 Specifications
Output Power:
175W RMS x1 channels @ 4 ohms; ≤1% THD + N
(14.4V supply)
225W RMS x 1 channels @ 2 ohms; ≤1% THD + N
300W RMS x 1 channel @ 1 ohm; ≤1% THD + N
Signal-to-noise ratio:
95dBA (reference 1W into 4 ohms)
120dBA (reference rated power into 4 ohms)
Total Peak power:
600W
Frequency response:
10Hz – 300Hz (–3dB)
THD+N 1KHz LPF=22KHz
≤0.05% (rated power @ 4 ohms)
Input
Impedance 10kΩ
Maximum input signal:
6.0V
Maximum
sensitivity:
200mV
Hi-Pass, Low Pass X-over Limits
32Hz – 320Hz ±20% 12dB/oct
DC
Offset
<30mV
Output
regulation:
46dB
Idle Current @ 4 ohms
400mA
Max Current Draw
≤20A
Remote Operating Voltage
5V
Turn-on
delay
time
3
sec
Circuit Protection
Temperature (85±5C), Short circuit, Operating voltage range (8-16V)
Dimensions:
2 1/8 x 9 1/4 x 12" (54 x 235 x 305mm)
Fuse:
2
x
20A
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.
1
GT5-A3001
2
GT5-A3001
AB
C
D
A
2x
4x
1x
9-1/4"
235mm
2-1/8"
54mm
12"
305mm
3
GT5-A3001