Bose PowerShare PS404A User Manual

2
CONTENTS
SAFETY INFORMATION......................................................................................................................................3
WARRANTY..........................................................................................................................................................3
ACCESSORIES....................................................................................................................................................3
PRODUCT DESCRIPTION................................................................................................................................4-5
SPECIFICATIONS.............................................................................................................................................6-7
Electrostatic Discharge Sensitive (ESDS) Device Handling..................................................................................8
PART LIST NOTES...............................................................................................................................................8
PACKAGING PART LIST .....................................................................................................................................9
Figure 1. Packaging Exploded View ..................................................................................................................9
MAIN PART LIST............................................................................................................................................10-11
Figure 2. PowerShare PS404A and PS604A Exploded View ..........................................................................12
ELECTRICAL PART LISTS.............................................................................................................................13-78
DISASSEMBLY PROCEDURE......................................................................................................................79-82
Figure 3. Chassis View - PCB Locations...........................................................................................................79
TEST PROCEDURE......................................................................................................................................83-89
HI-POT AND GROUND BOND TEST...................................................................................................................89
FIRMWARE UPDATE PROCEDURE..............................................................................................................90-92
TROUBLESHOOTING.......................................................................................................................93
BLOCK DIAGRAM..............................................................................................................................................94
SERVICE MANUAL REVISION HISTORY...........................................................................................................95

Bose PowerShare PS404A Specifications

General

Purpose	-
On/off switch	Yes
Product color	Black
Connectivity technology	Wired
Audio output channels	4.0 channels
Peak power per channel	400 W
Signal-to-Noise Ratio (SNR)	100 dB
Total Harmonic Distortion (THD)	0.04 %
Ethernet LAN (RJ-45) ports	1
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (standby)	14 W

Weight and Dimensions

Depth	414 mm
Width	483 mm
Height	44 mm
Weight	6400 g