![background image](http://html.mh-extra.com/html/icom/ic-7610/ic-7610_service-manual_612316064.webp)
7-4
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.
• USB UNIT B-8551D
(TOP VIEW)
• SD UNIT B-8552D
(BOTTOM VIEW)
• VR UNIT B-8554C
(BOTTOM VIEW)
• PBT UNIT B-8557B
(BOTTOM VIEW)
• MULTI UNIT B-8556B
(BOTTOM VIEW)
• MIC UNIT B-8550C
(BOTTOM VIEW)
• JACK UNIT B-8553B
(BOTTOM VIEW)
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
V0
V5
V1
0
V15
V20
V25
V30
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
V0
V5
V10
V15
V20
MICI
MICE
AF
O
GN
D
8V
MUDL
SQLS
MSN
D
J2
C1
C2
C3
C4
C5
C6
C7
C8
EP2
EP3
EP4
EP5
EP6
EP7
EP9
EP10
EP11
EP12
J2
L1
L2
L3
H0
H5
H10
H15
H20
V0
V5
V10
V15
V20
H0
H5
H10
H15
V0
V5
V10
V15
J109
GND_1
D+1
D–1
VBUS1
GND_2
D+2
D–2
VBUS2
GND
EP102
EP105
EP112
EP115
J109
R103
R104
R113
R114
J109
TO MAIN J321
USB
B-8551D
H0
H5
H10
H15
H20
H25
H30
V0
V5
V10
V15
V20
H0
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
V0
V5
V10
V15
V20
H0
H5
H10
H15
H20
H25
H30
V0
V5
V10
V15
V20
V25
V30
V35