Icom IC-M602 Service Manual page 42

9-8 HM-136
• TOP VIEW
to Speaker
to Microphone
PTT
9 - 8
9-9 HM-127 (OPTIONAL UNIT)
• TOP VIEW
J1
7 SP-
SP+
MICE
MIC
PTT
GND
1 KEY
to IC-M601/M602
FRONT unit W1