Read JBL GTO 3501 Service Manual online
GTO3501
1 CHANNEL POWER AMPLIFIER
SERVICE MANUAL
JBL Consumer Products
250 Crossways Park Dr.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev
1
1/200
8
Released 2007
Discontinued XXXX
Discontinued XXXX
- CONTENTS -
SPECIFICATIONS ………………………………………..1
PACKING……………………………………………..…....2
PACKING……………………………………………..…....2
CONTROL/INSTALLATION DRAWINGS………………3
CONTROL/INSTALLATION INSTRUCTIONS………....4
BASIC TROUBLESHOOTING………….........................5
EXPLODED VIEW/PARTS LIST…….….….…………....6
EXPLODED VIEW/PARTS LIST…….….….…………....6
AMPLIFIER BLOCK DIAGRAM…………………….……7
ELECTRICAL PARTS LIST ..……….……….…….…….8
ELECTRICAL PARTS LIST ..……….……….…….…….8
P.C.B. DRAWINGS….………………………....…...……12
IC/TRANSISTOR PINOUTS..……………….…...….…..14
IC/TRANSISTOR PINOUTS..……………….…...….…..14
SCHEMATICS……………..……………….………..…...15
GTO 3501 Specifications
Output Power:
225W RMS x 1 channels @ 4 ohms; ≤1% THD + N
(14.4V supply)
360W RMS x 1 channels @ 2 ohms; ≤1% THD + N
Signal-to-noise ratio:
85dBA (reference 1W into 4 ohms)
104dBA (reference rated power into 4 ohms)
104dBA (reference rated power into 4 ohms)
Dynamic power:
350W @ 2 ohms
Frequency response:
20Hz – 330Hz (–3dB)
THD+N 1KHz LPF=22KHz
≤0.04% (rated power @ 4 ohms)
Input
Impedance
>20K
ohms
Maximum input signal:
6.0V
Maximum sensitivity:
100mV
Bass Boost @ 50Hz
0-12dB
DC Offset
<30mV
Output regulation:
.03dB @ 4 ohms
Idle Current @ 4 ohms
0.8A
Max Current Draw
<45A @ 2 ohms
Remote Operating Voltages
ON 5V OFF 4V
Turn-on delay time
2-3 sec
Circuit Protection
Temperature (90±5C), Short circuit
Operating voltage range
(8-16V)
Dimensions:
12 1/4 x 10 3/8 x 2 1/8” (310 x 263 x 53mm)
Fuses:
(2) x 30A
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.
GTO3501
1
Item Part
Number
Description
Qty
1 CH3923221133 Outer
Carton
1
2 BZL311105120 Packing
Foam
2
3 GTO3501
Amplifier
1
4
Plastic
bag
1
5
Plastic
bag
1
6
Visit www.jbl.com
Owner’s manual
1
7
Accessory kit consisting of:
8
LS1AA0404501
Mounting Screws
4
9
1601-303G-00
30A Fuse
2
REMOTE GTO AMP
Remote Level control
1
2100-0009-04
Phone cable 4PIN Black L=6M, 6P4C
1
GTO3501
2
9A
01
2
8
5 6
34
7
AB
AB
C
D
A
C
B
12-1/4"
310mm
10-3/8"
263mm
2-1/8"
53mm
±ÈÀý
1.000
1.000
8
1-5/8"
40mm
1"
25mm
D
2x
2x
4x
1x
1x
1x
GTO3501
3