Icom IC-7400 Service Manual page 61

SECTION 9 BOARD LAYOUTS
9-1 S-LOGIC BOARD
• TOP VIEW
POWER
TUNER ANT
TRANSMIT
NR
MIC GAIN
NR-NOTCH
A/NOTCH
AF-RF/SQL
RF PWR CW PITCH KEY SPEED P.AMP/ATT
9 - 1
NB VOX/BK-IN MONITOR
5 4
8 1
CALL LOCK/SPCH