Power446 Schematic Diagram (Af&If&Pll) - HYT POWER446 Service Manual

5
V_SAVE
L308 L308
1UH 1UH
VCC_5V
C253 C253
L309 L309 0.1U 0.1U
NC NC
D
QT_OUT
IF_IN
R318 R318
0 0
SAVE
BUSY
R319 R319
VCC_5V
NC NC
R322 R322
NC NC
W/N
R321 R321
0 0
C333 C333
1
Q302 Q302
0.1U 0.1U
NC NC
R312 R312
C334 C334
3.3k 3.3k 2 CF300 CF300
100P 100P
CFWKA450 CFWKA450
3
CD300 CD300
R320 R320
C328 C328
JTBM450 JTBM450 C327 C327
NC NC NC NC
C
NC NC
C329 C329 C326 C326
C332 C332 C331 C331 0.1U 0.1U 0.1U 0.1U
0.1U 0.1U 0.1U 0.1U C330 C330
28 27 26 25 24 0.1U 0.1U 23 22 21
29 30 31 32 33 34 35 36
R217 R217 1500P 1500P 390P 390P
1.2M 1.2M C224 C224 C228 C228
C220 C220 C221 C221
68P 68P 68P 68P
R222 R222 R223 R223 R226 R226 R227 R227
R216 R216 R218 R218 12K 12K 390K 390K 36K 36K 390K 390K
18K 18K C223 C223
30K 30K R221 R221 R225 R225
C219 C219 150K 150K C227 C227
68P 68P 22K 22K 0.047U 0.047U
0.068u 0.068u
R224 R224
B
R214 R214 C222 C222 18K 18K
22k 22k 0 0 R220 R220
R215 R215 0.047u 0.047u C226 C226
NC NC R219 R219 1U 1U
56K 56K
R212 R212 C217 C217 C225 C225
0.1U 0.1U
10K 10K C218 C218 0.047u 0.047u
1U 1U
C214 C214 C215 C215
R213 R213 C216 1U C216 1U
NC NC 10k 10k 0.022u 0.022u
A
5
POWER446 Schematic Diagram (AF&IF&PLL) 4
R303 R303 L300 L300 C316 C316 X300 X300
1.8K 1.8K 1UH 1UH 470p 470p 12.8MHz 12.8MHz
D300 D300 C315 C315 VR300 VR300
2 6 8
0.1U 0.1U 68K 68K 5 7
NC NC
R304 R304
R306 R306 C341 C341
1000 P 1000 P
47K 47K 150K 150K
R307 R307 C319 C319 C337 470P C337 470P
C318 C318 R305 R305
82K 82K C317 C317 4.7U 4.7U 47K 47K NC NC L303 L303 C338 C338
NC NC L304 L304 NC NC
C340 C340
560NH 560NH
68P 68P 330NH 330NH
L307 L307
1UH 1UH
C343 C343 C344 C344 L306 L306
Q300 Q300
DTA114 DTA114
56P 56P NC NC 330NH 330NH
3 1
R311 R311 C342 C342
100k 100k
470P 470P C311 C311
C324 C324
2
0.01U 0.01U
C325 C325 0.1U 0.1U R317 R317
0.1U 0.1U
0 0
C312 C312
15U/6.3V 15U/6.3V C310 C310
1U 1U C309 C309
20 19 18 17 16 15 14 13 12 11 10
U200 U200 AN29160AA AN29160AA
37 38 39 40 41 42 43 44 45 46 47
R228 R228 R232 R232
C229 C229 C231 C231 R211 R211
10u/16V 10u/16V 0.1U 0.1U
1.8M 1.8M 820K 820K
1M 1M C234 C234 C238 C238 C239 C239
C230 C230 390P 390P C235 C235
1u 1u C207 C207 1800P 1800P 0.012U 0.012U 6800p 6800p
0.018U 0.018U C232 C232
0.047U 0.047U
C206 C206 C236 C236
100P 100P C233 C233 R229 R229
1500P 1500P 120K 120K 0.056U 0.056U
Q203 Q203 R230 R230 C237 C237 R231 R231
2SK1824 2SK1824 0.01U 0.01U 4.7K 4.7K
R236 R236 3.3K 3.3K
2 3.3K 3.3K
G
R13 R13
R248 R248
C258 C258 0 0
0 0
2200P 2200P
R235 R235
2.2K 2.2K
C205 C205
0.022U 0.022U
C204 C204
R210 R210
NC NC 1000P 1000P
R705 R705 C695 C695
4.7U/10V 4.7U/10V
820K 820K
D651 D651
C692 C692
R704 R704 1
3
2
0 0
1U 1U
R706 R706
RB706F-40 RB706F-40
820K 820K
C696 C696
4.7U/10V 4.7U/10V
4
3
C320 1000P C320 1000P L301 L301
V_SAVE 1UH 1UH
C322 C322 C321 C321
10P 10P
R309 R309
R308 R308
1K 1K
0 0
L305 L305
3.3UH 3.3UH C335 C335
470P 470P
R316 R316
180K 180K
C339 C339
Q105 Q105
56P 56P 2SC5108 2SC5108
R302 R302 R301 R301 R300 R300
10K 10K 10K 10K 10K 10K R313 R313 12K 12K
C303 C303 100P 100P
R314 R314 12K 12K
C304 C304 100P 100P
R315 R315 12K 12K
VCC_5V
C305 C305 100P 100P
C308 C308 C307 C307 C306 C306 C302 C302
1U 1U C301 C301
1U 1U 1U 1U 2.2U/10V 2.2U/10V 1U 1U
1U 1U 9 8 7 6 5 4 3 2 1
0.01U 0.01U
C300 C300
R254 R254
48 49 50 51 52 53 54 55 56
56k 56k
C240 C240 C245 C245
R253 R253
C246 C246 C273 1u C273 1u
82k 82k
R239 R239
C313 C313
0.1U 0.1U 18K 18K 22P 22P 1U 1U U431 U431
C268 C268
R252 R252
0.01U 0.01U
C241 C241
820P 820P
1 8
R233 R233 68k 68k
R270 R270
1U 1U 18K 18K R240 R240
- - + +
2 7
820K 820K
39k 39k
C267 C267
3 + + - - 6
R234 R234 C244 C244
3900P 3900P
8.2K 8.2K
4 5
R238 R238 5600P 5600P
180K 180K NJM2904 NJM2904
C243 C243 R242 R242
VR200 VR200 12K 12K C271 C271
2 2200P 2200P 1u 1u
R237 R237
47K 47K
68K 68K C601 C601
C242 C242 470p 470p
1U 1U C280 C280 3
R14 R14 SW3 SW3
G1 G1
NC NC 47P 47P VOL VOL
C249 C249
7.5V 7.5V
0.1U 0.1U
R241 R241 R243 R243
10 10
10 10
R709 R709
R707 R707 220 220
Q656 Q656
100K 100K 2SC4738 2SC4738
R708 R708 Q655 Q655
2SA1832 2SA1832
100K 100K
55
3
2
RN1 RN1 1K*4 1K*4
1 8
C323 1000P C323 1000P 2 7
3 6
4 5
10P 10P
U202 U202
GP214D GP214D
VCC_5V
R206 1K R206 1K
R207 R207
C212 C212
R205 R205
0.1U 0.1U
47K 47K
C213 C213
VCC_5V 1U 1U
Q201 Q201
2SK1824 2SK1824
2
R259 R259 R268 R268
10k 10k 10k 10k C274 C274 R203 R203
R251 R251
1M 1M 0.01U 0.01U
R269 R269 4.7K 4.7K
0 0 C278 C278 C202 C202
0.1U 0.1U
0.47U 0.47U
C270 C270
R257 R257 0.012u 0.012u D200 D200
39k 39k R258 R258 C203 C203 NC NC
68k 68k 0.22u 0.22u L200 L200
C269 C269 0 0 1UH 1UH
82P 82P
R710 R710 C247 C247 D250 D250
1u 1u EDZ6.8B EDZ6.8B
R244 R244
1K 1K C248 C248 R256 R256
1000P 1000P
V_BAT
10K 10K
C255 C255
0.1U 0.1U L202 L202 C250 C250 C251 C251
0 0 1000P 1000P 22U 22U
8 1
Q205 Q205
IN- O1
UFMMT717 UFMMT717
7 2
IN+ VCC
R245 R245 R246 R246 C252 C252
47K 47K 1K 1K 10U/16V 10U/16V 6 3
3
2IN+ O2
2 5 4 R255 R255
2IN- GND
C254 C254 C259 C259
1000P 1000P Q204 Q204 0.01U 0.01U U201 U201
DTC114 DTC114 C272 C272
1
TDA2822D TDA2822D
Model Name: Model Name: Model Name:
Part Name: Part Name: Part Name:
File No.: File No.: File No.:
Prepare: Prepare: Prepare:
2
1
PLLEN
PLLDATA
PLLCLK
R310 R310 1k 1k
LD
PLL_IN
CP
EN
DATA
CLK
Q202 Q202
2SA1832 2SA1832
2 3
EXPTT
56K 56K R208 R208
100K 100K
R204 470 R204 470
MIC_EN
RXD
C260 C260
D210 D210 R202 100 R202 100
220P 220P
2
J4 J4
EDZ6.8B EDZ6.8B 4
3 MICJACK MICJACK
1
X1 X1
2
-
1 mic mic
+
C201 C201 R201 R201
100P 100P 2.2K 2.2K VCC_5V
C200 C200 R200 R200
4.7u/10V 4.7u/10V 470 470
R250 R250
D220 D220 1K 1K
TXD
EDZ6.8B EDZ6.8B
C275 C275 1
+
R247 R247 2 Speaker Speaker
-
1
220P 220P
10 10 3
C257 C257 4
0.1U 0.1U 2
5
R249 R249 D230 D230 J3 J3 PJ-D3027D PJ-D3027D
4.7 4.7 4.7 4.7 NC NC
C256 C256 D231 D231
0.1U 0.1U 0.1U 0.1U NC NC
SPV_C
VBAT
BEEP
AFMOD
W/N
VOXDET
QT_IN
Hytera Communications Co.Ltd. Hytera Communications Co.Ltd. Hytera Communications Co.Ltd.
POWER446(446.00625-446.09375MHz) POWER446(446.00625-446.09375MHz) POWER446(446.00625-446.09375MHz)
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AF&IF&PLL AF&IF&PLL AF&IF&PLL Date: Date: Date:
Monday, June 27, 2011 Monday, June 27, 2011 Monday, June 27, 2011
V01 V01 V01
Rev: Rev: Rev:
Check: Check: Check: Approve: Approve: Approve:
1
D
C
B
A