HYT TC-610P Service Manual page 113

5
D
R346 R346
750K 750K
C346 C346 R345 R345
0.1u 0.1u 22K 22K
C347 C347 R353 R353
C
0.1u 0.1u 12k 12k
AUDIO_AMP
C348 C348
SPV_C
1000p 1000p
Q209 Q209
DTC114YE DTC114YE
R356 22k R356 22k
OPT_SEL
C208 C208
MIC
0.47U 0.47U
B
X1 X1
A
4
UHF Schematic Diagram (AF AMP & EXT)
V_BAT
R347 R347
750K 750K
U206 U206
TDA8547TS TDA8547TS
17
IN1-
R351 R351
18
OUT1-
10k 10k
16
IN1+
3
OUT1+
14
IN2-
13
OUT2-
R354 R354 15
IN2+
22K 22K
5 8
SVRR OUT2+
R355 R355
10 10
4
MODE
6
SELECT
C345 C345
0.01u 0.01u
+ +
C336 C336
10u/10V 10u/10V
R357 R357 R358 R358
1.2K 1.2K 470 470
C209 C209
10u/10V 10u/10V
R359 R359 R360 R360
10K 10K 10k 10k
Q208 Q208
UPA672T UPA672T
1 6
Q210 Q210
2SJ243 2SJ243
2 5
3 4
C350 C350
100p 100p
D208 D208
EDZ6.8B EDZ6.8B
3
+ + C361 C361
22u/16V 22u/16V
R349 4.7 R349 4.7
SP-
SP+
VCC_5V
111
2
C358 C358 C357 C357 C362 C362 C354 C354 C353 C353
100p 100p 100p 100p 100p 100p 100p 100p 100p 100p
R350 R350
1k 1k
D203 D203 D202 D202 D201 D201 D207 D207
EDZ6.8B EDZ6.8B EDZ6.8B EDZ6.8B EDZ6.8B EDZ6.8B EDZ6.8B EDZ6.8B
SP-
SP+
Model Name: Model Name: Model Name:
Part Name: Part Name: Part Name:
File No.: File No.: File No.:
zhengjiawei
Prepare: Prepare: Prepare:
1
D
C352 C352 C351 C351
100p 100p 100p 100p
EXTPTT
TXD
J602 J602
EXT_SP-
1
V_BAT
2
EXTPTT
3
GND
4
TXD
5
R711 0 R711 0 GND
6
R712 0 R712 0 GND
7
EXT_SP+
8
EXT_MIC
9
OPT_SEL
10
RXD
11
C
R713 0 R713 0 GND
12
R714 0 R714 0 GND
13
GND
14
SP-
15
GND SP-
16
SP-
17
SP+
18
SP+
19
SP+
20
CON20 CON20
R352 R352
1k 1k
RXD
D206 D206 C359 C359
EDZ6.8B EDZ6.8B 100p 100p
B
A
HYT Science&technology Co.Ltd. HYT Science&technology Co.Ltd. HYT Science&technology Co.Ltd.
TC-610P-U3 TC-610P-U3 TC-610P-U3
Page: Page: Page:
2 2 2 of of of 4 4 4
Date: Date: Date:
Saturday, August 02, 2008 Saturday, August 02, 2008 Saturday, August 02, 2008
AFAMP&EXT INTERFACE AFAMP&EXT INTERFACE AFAMP&EXT INTERFACE
Rev: Rev: Rev: V02 V02 V02
Check: Check: Check: Approve: Approve: Approve: