RTB Series
High Level Input / Output Connections RTB65A & RTB80A
High Level Input RTB10A & RTB12A
Troubleshooting
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INPUT
Patch the cables from the High Level input harness to the corresponding L/R Pos/Neg
wires from your rear speakers.
Patch the cables from the High Level input harness to the corresponding L/R Pos/Neg
wires from your rear speakers. If using the High Level output harness, connect the wires
directly to the speakers.
PROBLEM
No power
No Sound
Output sounds distorted
1. Check ground, power, and remote connections.
2. Check fuse
3. Check head unit (remote voltage)
1. Check all input connections (RCAs/high level inputs).
2. Check ground, power, and remote connections.
3. Check head unit (settings/connections).
1. Check gain settings
2. Check bass boost settings
3. Check head unit (settings/connections).
SOLUTION
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OUTPUT
WHITE
/RED TEXT
WHITE
/LONG RED STRIPES
WHITE
/RED X
WHITE
/SHOR
T RED STRIPES
