Soundstream Reference Series 1000S - Troubleshooting

22
TROUBLESHOOTING
PROBLEM CAUSE
No sound and power LED is not lit
• No power or ground at amp
• No remote turn-on signal
• Blown fuse near battery
No sound, a power LED is lit, and
the AIRBASS™ option has not
been added.
• No signal input
• The AIRBASS™ switch is in the
"IN" position. Move it to the
"OUT" position
Fault LED is lit
• Amp power supply fuse is blown
or missing
Repeatedly blown amp fuse, fre-
quent activation of Smart Power
Supply Circuit
• Speaker or leads may be shorted
• Verify adequate amplifier ventila-
tion
Not enough input sensitivity while
using the Balanced input
• Be sure both Left and Right Input
Signal Switches are set to the
"BAL" position
Left and Right Input Overload indi-
cators lighting
• Input signal level is too high - re-
adjust input gains, or select the
0.5-5V input signal level range
Alternator whine while using Un-
balanced RCA inputs
• Make sure the Right Input Signal
Switch is in the "UNBAL" posi-
tion.
• Try the Left Input Signal Switch
in the "BAL" and "UNBAL" posi-
tion: leave the switch in the qui-
etest position. This will not effect
the performance of the amplifier.
SERVICE
Your Soundstream REFERENCE amplifier is protected by a limited warranty.
3
TABLE OF CONTENTS
Design Features ................................................................. 4 - 5
Reference500s Diagram .................................................... 6 - 7
Reference700s Diagram .................................................... 8 - 9
Reference1000s Diagram .............................................. 10 - 11
High Power / Auto High Current™ Power Supply Design ..... 12
Protection Circuitry ................................................................ 12
Crossover Adjustments ......................................................... 13
AIRBASS™ ........................................................................... 13
LSE.Q Theory and Use .................................................. 14 - 15
Selecting Input Modes ........................................................... 16
Balanced / Unbalanced Input ................................................ 17
Wiring & Wiring Diagram ................................................ 18 - 19
Installation and Mounting ...................................................... 20
Level Setting ......................................................................... 21
Troubleshooting .................................................................... 22
Service .................................................................................. 22
Specifications ................................................................ ....... 23