Icom IC-910H Service Manual page 38

Nov. 2008
PA UNIT (VHF)
UHF PA
VPA
Q656
C691
UVBB
R151 R150
UT9L
VCC
VT9L
PAHV
VT9V
VYGR
VUMS5
VUMS5
14V
14V
UTU2
UTU2
ICL
ICL
ICH
ICH
5V
5V
UHV
UHV
VREF
VREF
VFOR
VFOR
BAND
BAND
PRV
PRV
5VL
5VL
5V_L510
5V_L510
Q501
C506
L501
C507
Q502
P501 W501
TMP-P01X-A1
R501
W502 MP11
R502
BAND
L503
D501
D508
D520
P510 W510
D509
D507
TMP-P01X-A1
W511
Q506
Q505
VUMS5
Q508
14V
C595
EP565
C598
VUTP EP562
16
VTU1
15
14PV
14
GND
13
VT9V
12
HV
11
VR9V
10
VATT
9
UTU2
8
GND
7
VPRI
6
BAND
5
VTU2
4
ICL
3
ICH
2
NC1
1
J504
C912
C913
C914
C916
C921
5V_L510
5V
5VL
ICL
L517
UTU2
ICH
EP911
UHV HV
PRV
VREF
6
VFOR
R584 R585
L620 L621 C580 C581
1 4
IC502
23 5
MP41
C658
C657 C745
Q650
VARISTOR-C BOARD
C694 VARISTOR-B BOARD
D680
J653
for Q650 V-B1
V-B1
1
GND
2
V-B2
V-B2
3
L658
V-C1 V-C2
C652
for Q152
C653
HJ652
V-A1
1
2
V-A2
Q653 3
Q654
R507 R516
L502
C512
R513
C514 C515
R509
MP1
MP501
MP2
EP566
R546
C631
C632
Q511
L521
EP517 R587
Q512
L519 L520 L600 L601
C582
D517
C584
MP14
C600 C601
37
L653
Q651
C747
L654
Q652
R669
D664
R665
R667
D1
R670
EP2
D663
R666
R668
IC501
C606 R563
C517 C641
3 4
GND OUT
2 5
GND GND
1 6
IN VCC
R510
L507
3 4
2 5
1 6
Q503
C905
EP569
14V
L512
L513 C549
C609
EP561 EP563
EP567
C608
L528
C612
C607
R543 L529
C613
C592
L522
R544
MP40
MP511
C593
R545
W520
W513 W521
HJ611
C678
MP46
C676
RL700
L721
R711
C722
Q700
4 3
5 2
6 1
14V
IC701
1
VIN
2
VC
3
VO
4
VADJ
5
GND
R644 C633
C644 C645 C648
R641 R642
MP502
R525
C552
Q507 L560 C561
EP568 EP564
*Refer to "PARTS LIST" for the parts name and value.
MP27
C731
C730
W710
VHF
ANT
L722 L723
C724
C726
Q702
VFOR
R716
VREF
C716
Q703
R703
VPRI
VT9V
14PV
PRV
R718
L710
R712
D710
R717
L711
C562 C563
D515
Q510
Q515