Icom IC R8500 Service Manual Addendum page 132
Hide thumbs
Also See for IC R8500:
- Service manual (101 pages) ,
- Instruction manual (48 pages) ,
- Service manual (100 pages)
Advertisement
Apr. 2010
SECTION 9
BOARD LAYOUTS
• JACK UNIT
REC
REMOTE
P1
PH
1
J4
PHG
RECG 9
EXSP
J1
REC
C4
PHG
EXSP
REC
C3
RECG 6
PHG
C2
PHG
P2
PH
C1
REC1 3
GND
REC2
REC2
GND 1
REC1 1
• VR-A UNIT
• SW-A UNIT (TOP VIEW)
REC
PHONES
J2
J4
R1
R2
R3
R4
J3
• VR-B UNIT
J1
GND
1
SFT2
APFV
SFTV
L+5
SFT1 6
21
• VCO-B UNIT
(TOP VIEW)
J1
PB2
1
GND
P10
DELV
PB3
L+5
6
• SW-B UNIT (TOP VIEW)
J1
P16
9
P17
PB5
PB4
PB3
PB2
PB1
PB0
GND
1
The combination of top side and bottom side of this
• VCO-C UNIT
(TOP VIEW)
V
0
V
5
V
1
0
V
1
5
V
2
0
V
2
5
V
3
0
V
3
5
V
4
8 D
7 L
1 L
R
7 1
6 D
3 D
1 D
9 D
2 D
7 D
4 D
C
6 1
4 L
3 R
3 Q
L
0 1
8 C
6 R
R
4 1
C
0 1
R
3 1
C
9 2
C
9 1
C
1 1
R
5 1
C
2 1
C
0 2
L
1 1
5 L
D
0 1
5 D
J1
GND
1
GND
GND
PB4
PB5
PB6
PB3
PB2
PB1
PB0
P11
P12
P13
P10
14
0
V
4
5
Advertisement
