Pioneer GS300 Service Manual page 37

GM-8506ZT,8506ZT-91,8606ZT,8606ZT-91
Sound Quality Service mode
Displaying "AUDIO"
FM1/2
Displaying "P1 XXX"
FM1/2
Displaying "P2 XXX"
FM1/2
Displaying "L XX"
FM1/2
Frequency characteristics
adjustment function
Flowchart of displays in Sound Quality Adjustment mode
TAPE
Displaying "F XX"
TAPE
Displaying "R XX"
TAPE
Displaying "W XX"
TAPE
Level adjustment function
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