Casio EV-680 Manual page 10

TUNNER PCB (K671B-TU)
IF Detection Circuit
Antenna
Back Light
IF Pad
Power switch
Power Supply Circuit
27.0 ~ 32.0. V
11.0 ~ 13.0 V
7.0 ~ 8.0 V
5.00 ± 0.02 V
–16.0 ~ –14.0 V
To K671BR-DP PCB
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