Icom IC-910H Service Manual page 96

12-2 PLL UNIT
PLL UNIT
14LV
R112 2k
R113 2k
R101 1k
R114 2k
L1
10µH
R102 1k
R115 2k
R103 1k
C1 C2
R116 2k
0.01 0.001
R104 1k
R117 2k
CON0
16
R105 1k
PST4 1 STR 4 CON1
Q1
5
PDAT 2 D Q2 R118 2k
PCK 3 CLK 6 CON2
Q3
15 OE Q4 7
R106 1k
14
Q5
13
Q6 R119 2k
12
Q7
11 R107 1k
Q8
PRES
QS 9 R120 2k
IC1 10
QS
BU4094BCF
C9 R108 1k
8 0.001
R121 2k
R109 1k
R122 2k
R110 1k
R123
2k
C113 0.047 R111 1k
R124 2k
CP8
L102 22µH
CP7
L101 18µH L103 27µH
C106
CP6 12p
LOCK :0 C104 22p C108
CP5
UNLOCK:4.11 4p
CP4 C103 C105 C107
39p 56p 68p
CP3
CP2
LOCK :0
UNLOCK:4.15
CP1
J1
GND
1
R8 220 PCK
2
R9 220 PDAT
3
R10 220 14DT C110 R125
4
5 R11 220 43DT 27p 1k
R12 220 PST4
6
R13 1k 14UL
7
R14 1k 43UL
8
9
to DISPLAY
10
board J9
11 R19 220
BFST
12
13
14V
14
14V
15
16
+9V
17
18
-5V
19
GND
20
R312 2k
R313 2k
R301 1k
13.32
R314 2k
9.03 CP9 R302 1k
R315 2k
CP10
-4.99
CP11 R303 1k
R316 2k
CP12
CP13 R304 1k
R317 2k
CP14
CP15 R305 1k
CP16 R318 2k
R306 1k
R319 2k
R307 1k
R320 2k
C301 10p
R308 1k
R321 2k
R309 1k
R322 2k
R310 1k
R323 2k
R311 1k
R324 2k
L301
L302 L303
18µH 22µH 27µH
C306 C308
C304
47p 82p 68p
9.78
IC501
TA7805F
R501
33
R502
33
C502
C503
R503 10 10
33
C511 C512
0.0047 100
OPTION
1 13.8V 2
OUT
4 NC 3
GND
CR-293
MEASUREMENT CONDITIONS
MAIN:146.0MHz MODE:FM
SUB :440.0MHz MODE:FM
DIGITALMULTIMETER
Unit:Volt
5V
Q153
R133
DTC144TU
1k
C148
0.001
14UL
L131
C147
1µH
10
R134
C145 C144
100k
0.047
0.047
C146
0.047
C153
0.01
C131
1 VSS 75
ETCO0 74 R132
0.047 2 SYSCLKO
ETCO1 73
3 VDD 1k
ETCO2 72
4 VDD
VSS 71
5 VSS
ETCO3 70
6 DA0
ETCO4 69
7 DA1
VSS 68
8 DA2
ETCO5 67
9 DA3 C143
ETCO6 66
10 VSS 0.047
ETCO7 65
11 DA4
VSS 64
IC131
12 DA5
VDD 63
13 DA6 SC-1246A
Q4MA 62 C142
14 DA7
Q16MA 61 0.047
15 VSS
VSS 60
16 VSS
FCK 59
17 DA8
RC 58
18 DA9
REF_OSC 57
19 DA10
VDD 56
20 DA11
PDTRI 55
21 VDD
VSS 54 C141 0.047
22 TE1
PD0 53
23 TE2
R161 1
VDD 52
C132 24 TE3
PD1 51
0.047 25 VDD
PD2
R162 1
C140
100p
C139 0.047
C134
R126
0.047
150
C111
C138
R261
0.047
0.047 4.13 100
2.95
C109
56p R262
47k
C121
R130
0.047 R131
1k
1M C261 R267
1k
0.0047
C262
0.0047
IC101 Q261
2SC4081
TC7SU04F
1 5 4.52
2 C263
R263
C124 3 4 0.0047
330
18p
R127
1M
C348 43UL
0.001
R333
L331
R334 1k
LR-270
100k Q154
C344
DTC144TU
4.79 0.047
C345
0.047
C329
100
1 75
ETCO0 74
2 VSS
C347
C331 SYSCLKO ETCO1 73
3
ETCO2 72 10
0.047 VDD
4
VDD VSS 71
5
ETCO3 70
VSS
6
DA0 ETCO4 69
7 R332
VSS 68
DA1
8 1k
DA2 ETCO5 67
9
ETCO6 66
DA3
10 C342 0.047
VSS ETCO7 65
11
IC331
DA4 VSS 64
12
DA5 VDD 63
13 SC-1246A
DA6 Q4MA 62
14 C341 0.047
DA7 Q16MA 61
15
VSS VSS 60
16
FCK 59
17 VSS
DA8 RC 58
18
REF_OSC 57
19 DA9
C340 0.047
DA10 VDD 56
20
PDTRI 55
DA11 L332
21
VDD VSS 54
22 330µH
PD0 53
TE1
23
TE2 VDD 52
24
PD1 51
TE3
25
VDD PD2
C333
0.047
C334
0.047
R326
1k
C339
0.047
IC301
C330
TC7SU04F
1 5 47p
2
C337
3 4
0.047
R341
1k
R327
1M
R538
1.8k
C535 0.0047
5V
4.87
4.56
L599
10µH
C618 C619 R601 1k
0.1 10
R602 1k
C504 C505 4.73 R603 1k
0.047 0.001
R604 1k
R606 1k
L511
10µH 1.93
4.31
R569
R568 100
C513 C514 47k
0.001 0.0047
TCXO
C574
0.0047 C575
1 2 0.1
L602 C608
L601
Q501 0.47µH 68p
X512 R570 0.68µH W603
3 C515 2SC4215
CR-452 RV-148
7p
C604
180p
R572
R571
22k 220 1.17 C602
56p
R515
L604
680 C601 C603 C605
3.3µH
220p 390p 180p
From The N3UJJ.COM Document Library From The N3UJJ.COM Document Library
CP100
1.5
R172
9.03 8.34
10k
Q181
C184 C183
2SD2345 R192
D181 C182
0.001 0.001
47
1SS355 10
9.01
7.91
R163
100 C172
0.001 L194
C181
C173 0.22µH
-4.5
0.001 10
D193 C191
L191 R191
R171 MA357 33p
IC161B 100µH 1k
10k µPC4570G2
C161 5
D191 D192 Q191
0.001 +
7
MA357 MA357 2SK1577-2
6
-
D194
R170 MA357
2.2M
C165
C164
R164 2.2 2.2 R168 2.86 L193
220
10k LB-345
4
2
- R169 1k
1
3
+ IC161A
8
R165 µPC4570G2
5V
10k
R166
220 D161
C283
1SS355
8.54 0.001
L271
Q161 10µH
R167
C166 C175 DTA144EU
100
1
1
R273 C273 R268
8 VCC2
47k 0.001 180 VCC1
7 OUT
IN
6 SW2
C174
IN
5 SW1
0.001 GND
R274
IC271
Q271 220 µPB1509GV
2SC4081
0.66
C558
0.001
R552
C556
100
1p
8.15
R559 L551
1.95
NTCCM16084BH R553 LS-536
15k
C554
22p
Q551
2SC5107
R551 C551
1.5k 0.001 1.25
R554
5.6k R555 C555
C552 C553
150 0.0047 0.0047
0.001
9.04
C383
D381 Q381
R361 -4.51 R381
0.001
1SS355 2SD2345
100 470 8.37
C376
0.001
C382
0.001
C364
9.03
10 C365 C366 C381
470p 0.001 220
3.89
6.59
L391
C362 C363
2.2 1µH
2.2 0
Q391
R365 R366 D394 L393
2SK1577-2
150 1k MA357 5nH
C391
470p D391 D393
2 4
- L395
1 8.55 MA357 MA357 D392
2.5nH
3 MA357
+
IC12A
8 µPC4570G2
R364
150
R362 R363 R367 L394
0.22µH
8.2k 8.2k 100
L392
5nH
C372 C368 C375
0.001
100p 1
2.0
CP300
R368
5
10k + C488
7
6 R370 0.001 4.80
-
2.2M
R369
C374 IC12B
µPC4570G2
10k
470p
Q361 0.76
C476
DTA144EU
D361 1SS355 C377
0.001
1
C475
R474
0.001
10k
R475
L474 R479
10µH 56
270
R160
C474
Q471
220
47p
2SC5107
C373 C471 C472
470p 0.047 1
0.63
C718
R621
R622
R610 2k R623 0.1
180
47k C613
220
0.0047
R611 2k
Q602
R612 2k 2SC4081
R613 2k
C614
0.01
12 VSS 44
VDD 220
R614 2k 13 DA0 43 R631 PCK
R605 1k CON_CLK 42
14 DA1 R630
220 PDAT
DATA 41
15 DA2 BFST
STRB 40
R615 2k 16 DA3
VSS 39 R629
17 DA4
IC601 VDD 38 220
18 VSS
R616 2k SC-1287 P2 37
19 DA5 C615
R607 1k TREE 36
0.01
20 DA6
P1 35
21 DA7
UL 34
R617 2k
22 DA8
R608 1k VSS
R618 2k
R609 1k
L701
R628
R619 2k
0.68µH
1k
PRES
R620 2k
C609
0.01
C617
C702
0.01
56p
C701
220p
R193
1k
2.13 2.45
C192
0.001 C196
L195
0.001
C194
0.22µH
0.5p
R194
33k
C198
R195
C193 47p
220 Q192
0.001 C229
2SC5107
0.001
R211
15
0.66 R213 L212 L213 L214 C251
33nH 47nH 56nH 0.001
15
C214
C216
R212 C253 5p
R281
2p
68 10p
100
R252
150
R271
C279
C281
4.77 470 C254 C213 C215 C217
0.001
10p
10p 27p 33p 18p
2.89
3.17
Q272
C277 R277 2SC5107
1 7p 18
2
3
L273 3.58
4 C278
47nH
0.001
R276
C276
R275 R278 1k
0.001 C284 C280
270 270 R282
22p 0.001
33k
8.24
R543
C545
100
0.001
R542
39k
C543 C542
0.0047 0.001
R541 C541
680 0.001
L541 R545
Q541
1.8µH 39
2SC4215
4.48 C544
R544 15p R547 R548
3.73
470 120 120
L552 R557 L553
LS-536 56 0.12µH
C557
22p
C559 C560
R556 R558
68p 68p
100 100
C398 C408 C410
0.001 0.001 470p
R391 R393
220 1k
C407
L399
C401 C399 0.001
33nH
470p 0.001
L421 L422
R394
22nH 22nH
33k
C405
C413
0.5p
5p
C403 Q392
2.63 C422
L425 L423 L424 R426
4p R392 2SC5107 2p
22nH 33nH 33nH 150
330
R397
2.25 0.74
150
C421 C423
C404 L397
7p 7p
4p 1µH
R425
C426 C428 C430 68
5p 7p 5p
C487
L471
0.001
10µH
R481
100
C478
R626
0.1 3.01
L473 C485
C484 18
33nH 1p
0.001
C481 R477 Q472 R625
8 VCC2 1 0.001 18 2SC5107 270
VCC1
7 OUT 2
IN
6 SW2 3
IN 3.76
5 SW1 4 C482
GND
R726
0.001
18
IC471 R483
µPB1509GV R476 R478 1k
C483
270 270 R482
0.001 R725
33k
270
4.56
R723
L700 R710 2k
47k
10µH
C719
10
R711 2k
R701 1k
R722
220
R702 1k R712 2k
4.76
Q702
R703 1k R713 2k 2SC4081
R714 2k C714
R704 1k
0.01
12 VSS 44
VDD
R715 2k 13 DA0 43 R731
R705 1k CON_CLK 42
14 DA1
R730
DATA 41
15 DA2
16 DA3 STRB 40
R716 2k
R706 1k VSS 39 R729
17 DA4 IC701
VDD 38 220
18 VSS SC-1287
P2 37
19 DA5 C715
R707 1k R717 2k
TREE 36
20 DA6 0.01
P1 35
21 DA7
UL 34
R718 2k 22 DA8
R708 1k VSS
R709 1k R719 2k
L702 C708
R728
0.47µH 68p
W703 R720 2k 1k
C704 C709
180p 0.01
C717
0.01
L704
C703 C705
3.3µH
390p 180p
12 - 2
R253 J251
39 P251
to PA
144M 1Lo
unit J503
R254
150
J541
from UX-910 J312
J551 P551
to PA
430M 2Lo
1
unit J40
2
J421
P421
430M 1Lo to PA
unit J240
R427
68
J601
BFOM
1
to MAIN unit J501
2
R627
270
J701
BFOS
1
to MAIN unit J1051
2
R727
270
0.64
R721
180
C713
0.0047
220 PCK
220
PDAT
BFST
PRES