Icom IC-A210 Service Manual page 86

(Amended page)
July 2019
• FRONT-B UNIT (B8128D for only IC-A220: Top view)
DS8 DS7
S4 S5
DS3
DS4
• VOLUME-B UNIT (B8164A for only IC-A220: Top view)
• PA-B UNIT (B8230A for only IC-A220: Top view)
MP3
1
C520
Q501
Q500
L505
R506
C515 Q501
L503 R505
C519
R543
Q500
C516
C517
R507
C509
R535
C518
C510
C512
C536
R503
R513
R502 D507 R555 R542
J501 R509
R501 R500
R537 C534
IC500
R538
Q503
R539
Q502
IC501
R524
C525
3 C545
C523
C548
W10
(CHASSIS)
To MAIN-B UNIT J8
Q3 Q2 Q1
C21
C36
B-8127B C35
R17
IC5
MP2
R1
J1
GND
C3
GND
C4
MONI
C1
PON
R3
VR
R2
3.3 V
1
C2
R546
C522
C524
L507 C585
L507
R519
C529
R518
R512
R534
C583
C601
R515
R511
C504
R522
C501 R516 Q504
C537
C535
J502
MP6
6 1
J502
The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together.
The underlined parts have been updated from the previous version of the addendum, or the original pages
C40
R81
C82
IC3
C87
IC8 C90
C89
C39
R86
C96
C99
C98
• VOLUME-B UNIT (B8164A for only IC-A220: Bottom view)
6
L516
L513
C544
L513
D501
D502
D500
L512
C563
C587
C550
L509 R529
R527
C555
R541
L517
C503
C500
C561
L511
R545
1
5
J500
7-15g
DS10
S2
R47 C54
DS9
R95
S3
IC4 R67
R53 C55
C95
MP1
To MAIN-B UNIT J3
W6
(CHASSIS)
2
L522 L523
L521
C577
C569
J503
C565
D506 D505
L518
C598
C597 ANT
R549
L524
C599
D504
RX
C570
D503
4
C566
J504
C567
B-8230A
W7
(CHASSIS)
To D-CONNECT UNIT J6
See the PARTS LIST H/V location on the PARTS LIST for location details.
.
DS1
S1
DS2