62
TK-3148
SCHEMATIC DIAGRAM /
原理图
Note : The components marked with a dot (
•
) are parts of layer 1.
X57-641 5/5
7
6
5
4
3
2
1
U
V
W
X
Y
-t
C259
470p
C152
10p
R605
470
C371
47p
CN301
NC
1
RXD
2
TXD
3
5M
4
E
5
NC
6
PF
7
PTT
8
ME
9
EMC
10
MSW
11
SP-
12
SP+
13
SSW
14
L313
L305
SP
C359
47p
C290
5p(B)
C910
1000p
5
C151
2p
L320
R612
0
C292
2p
C389
47p
C263
18p
C382
0.1u
CN303
C384
1000p
2p(B)
C251
C295
470p
R369
56k
L219
39n
C289
1p
(B)
C362
47p
L315
C260
470p
C364
47p
L215
15n
L310
2SC4617(S)
Q310
R383
100
L309
L317
C264
470p
R391
330
L311
C383
1000p
L211
12n
L110
4T
L316
D207
HVC355B
R379
820
R243
220
R741
0
C256
100p
D302
DA221
R610
470
RXD
R378
100
C258
470p
L217
12n
R376
10k
R246
100k
R607
470
D310
B30-2157-05
C386
47p
C157
4p
C149
470p
3SK318
Q207
CN302
NC
1
LEDK
2
LEDA
3
CKEY
4
BKEY
5
AKEY
6
SKEY
7
VEE
8
SOD
9
SID
10
SCLK
11
CS
12
VCC
13
GND
14
R240
1M
C257
470p
R385
47
L111
4T
2SC4617(S)
Q309
R244
100k
R248
1M
C153
3p
R389
4.7k
C267
6p(B)
C911
1000p
L113
1u
CN306
TXD
C375
47p
C261
12p(G)
D306
DA221
L112
4T
4
L304
L307
CP326 47k*2
L210
12n
C350
3.3u4
C369
100p
R603
470
C150
1p
R382
10k
C249
2p
R373
120k
S600
C276
470p
R252
47
R606
470
R241
1M
C155
10p
R273
0
R247
68k
D206
HVC355B
6
L308
D205
HVC355B
R392
330
R365
47k
L306
S602
R390
820
C288
470p
C286
7p(B)
C731
100p
C269
4p(B)
R609
470
2SC4617(S)
Q306
R613
0
R372
0
CN305
MIC
R604
470
C270
3p
R381
100
C277
2p(B)
R388
470k
R380
100
SIDE1
L312
L212
C156
4p
R386
330
C388
1000p
R363
120k
C285
5p(B)
12
TH300
150k
7
L314
R384
330
SIDE2
C252
100p
R270
0
D309
B30-2156-05
C281
470p
R611
470
R608
470
CN304
S601
C720
4.7u10
D308
NNCD6.8G-A
L213
220n
LG
SW2
BPF TUNING
5R
RX GREEN LED
SB
PTT
EMC
D207
TX RED LED
MIC INPUT PROTECT
LR
5MS
CLK
DATA
SSW
LEDG
SW1
D309
PTT
MSW
TUNE
PF
LCD UNIT
LCDBLT
LEDR
SW1
ANT
PTT
GND
LCD LED
AVR SWITCH
Q310
CN13
ME
SW2
D310
5M
TX-RX UNIT
(X57-6413-01) (C/3)
FRONT-END RF AMP
D205,206
BPF TUNING
D302,306
SURGE ABSORPTION
2SC4617(S)
Q304
LCD AVR
LBL
TX LED SWITCH
Q306
Q309
BUSY LED SWITCH
2SA1362-F(Y)
Q311
LCD LED AVR
T:0V
R:4.82V
T:5.05V
R:1.64V
T:0V
R:4.87V
T:4.96V
R:0V
LAMP ON:5.12V
T:0V
R:4.94V(ON)
:0V(OFF)
T:0V
R:0.89V
T:0V
R:1.47V
T:7.19V
R:7.48V(ON)
:7.49V(OFF)
R:5.01V
T:4.99V(ON)
:5.00V(OFF)
1.82V
TX-RX UNIT (X57-6413-01) (A/3)