Icom IC-M803 - DSC OPERATION; Receiving Group Calls

The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together.
See the PARTS LIST H/V location on the PARTS LIST for location details.
8-10
1
MP9671
J9781
B9088A
C9787
C9786
C9785
C9784
C9783
C9782
C9781
C9735
C9724
C9723
C9722
C9716
C9705
C9704
C9703
C9701
C9688
C9677
C9676
C9675
C9673
C9671
R9725
R9724
R9723
R9722
R9704
R9706 R9705
R9703
R9701
R9693
R9692
R9691
R9676
R9675
R9673
R9671
R9752
R9751
L9721
L9701
L9671
J9781
IC9751
IC9721
IC9702
IC9701
IC9691
IC9673
IC9672
IC9671
EP9884
EP9788
EP9787
EP9785
EP9783
EP9782
EP9781
EP9722
EP9721
EP9701
EP9671
C9753
C9751
C9734
C9733
C9732 C9731
C9730
C9729
C9728
C9727 C9726 C9725
C9721 C9720
C9719
C9718
C9717
C9715 C9714 C9713 C9712
C9711
C9710
C9709
C9708 C9707 C9706
C9700 C9699
C9698
C9697
C9696
C9692C9691
C9687 C9686 C9685 C9684
C9683
C9682
C9681
C9680 C9679 C9678
C9672
C9670 C9669
C9668
C9667
C9666
H0H5H10H15H20H25H30H35H40H45H50H55H60H65H70H75H80H85H90H95H100H105H110H115H120H125H130H135
V0 V5 V10 V15 V20 V25 V30 V35 V40 V45 V50 V55 V60 V65 V70 V75 V80 V85 V90 V95 V100
1
HV
HV
HV
14V
14V
14V
14V
14V
NC
H3R3V
H3R3V
H3R3V
H4V
I5V
I5V
I5V
I5V
A5V
8V
8V
NC
GND
GND
GND
GND
GND
GND
GND
DCKL_P
DCKL_N
J9781
• DC-DC UNIT (B-9088A: TOP VIEW)