GTO-501EZ - JBL Car Audio Service Manual (repair manual). Page 2

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-  CONTENTS  -   
SPECIFICATIONS ………………………………………..2 
CONNECTIONS……………………………………………3
BASIC TROUBLESHOOTING… ………………..……....6 
PACKAGING EXPLODED VIEW ……………................7
EXPLODED VIEW …..………....…….….….…………....8 
ELECTRICAL PARTS LIST………………………………9 
PCB DRAWINGS…………….……….……….…….……19 
BLOCK DIAGRAM…………………………....….....……21 
SCHEMATIC………..….…….……………….…...….…..22
GTO-501EZ
Number of Channels:
1
Power Output (CEA 2006A):
350W RMS x 1 channel at 4 ohms, 14.14V DC, <1.0% THD 
500W RMS x 1 channel at 2 ohms, 14.4V DC, <1.0% THD
Max Power: 
770W x 1 channel at 2 ohms (50Hz), 15.5V DC, 10% THD
Frequency Response:
10Hz – 280Hz (±3dB)
Signal-to-Noise (@ 1W):
> 80dB
Maximum Current Draw:
45A
Fuse Replacement:
25A x 2
Dimensions (D x H x W):
8-3/8" x 2-9/16" x 9-11/16" (213mm x 66mm x 246mm)
Weight:
6.4 lb (2.9kg) 
GTO-501EZ
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