Kenwood TK-5810 Service Manual page 107

AJ
SCHEMATIC DIAGRAM
CONTROL UNIT (X53-4400-10)
24
21
19
IC503
L.P.F (RX) /
BUFF AMP (SCR-RX)
19
21
C500 R500
RXAF
1u 39k
1kHz
R : 184mVrms
R501 R505
15k 10k
BEEP
R502 R507
10k 10k
VoiCE
21 16
C504 R510 C530
0.1u 100k
SToN
C522
0.1u
Ai
C524
0.1u
RXEi
R523
10k
VREF_ASIC
19
16
19 19
21 16
6
6 21 16
18
7
16
6
7
20
2 3 4 5 6 7
21
20
18
2
3
4
5
18
4
2 3 5
AK
VREF
5C
21 Ao
1kHz
R : 321mVrms
5.02V
2.00V
C525 0.1u
IC503
TC75W51FUF
1 8
oUTA VDD
R508
2 7
IN-A oUTB
3 6
56k
IN+A IN-B
C506
4 5
VSS IN+B
1200p
1kHz
1kHz
C517
R : 321mVrms
R : 321mVrms
0.1u
C518
0.1u
R537
0.1u 47k
IC507
R538
AF AMP (SCR TX) /
39k
DC AMP (REF-V)
C535
22p
IC507
TC75W51FUF
R540
82k 1 8
R535
oUTA VDD
100k
2 7
IN-A oUTB
3 6
IN+A IN-B
4 5
VSS IN+B
C540 0.1u
R550 47k
5C
VREF
19
D500
R571
RB706F-40
3.9k
C549
0.1u
D500,501
AGC
DETECTION
D501
MIC AGC ATT
R572
RB706F-40
4.7k
C550
0.1u
1kHz
T : 1.8mVrms
R566 C553 R569 C561
1kHz
T : 31mVrms 5.6k 10u 10k 10u
5.01V
IC512
TC75W51FUF
1 8
oUTA VDD
2 7
IN-A oUTB
3 6
IN+A IN-B
4 5
1.65V
VSS IN+B
1.65V
AF AMP / SUMMING AMP
5C
18
5.02V
D
VGS
AL
TK-5810
24
1kHz
R : 322mVrms
AF SWITCH
R : 0.01V
IC506
TC7W53FK(F)
C546
1kHz
5 4
R :
A GND
320mVrms
6 3
R559
CH1 VEE
7 2
R533
CH0 INH
56k
8 1
VCC CoMMoN
5.02V 2.00V
R554
68k
R552
10k
AF SWITCH (SIDE/VGS)
IC508
TC7W53FK(F)
5.02V
1 8
CoMMoN VCC
R562
2 7
150k
INH CH0
3 6
VEE CH1
4 5
GND A
1kHz
R : 320mVrms
4.99V
2.00V
1kHz
R548 T : 31mVrms
10k
C542
22p
1.65V
1.65V
16
AGC ATT
1kHz
T : 2.4mVrms
Q501
R581 C780
2SC4738(GR)F
4.7k 10u
Q502
2SA1832(GR)F
1kHz
R583 C781
T : 4.9mVrms
4.7k 10u
2 3 4 5 6 7
21
20
8C
7.97V
CN411
AM
BG /5810H
( )
5C
19
SUMMING AMP (RX) /
5.02V
AF AMP (VGS)
22p
IC510
TC75W51FUF
5.01V
56k 1 8
oUTA VDD
2 7
IN-A oUTB
R570 10k
3 6
IN+A IN-B
4 5
C560
VSS IN+B
22p
C562 0.1u
1kHz
R : 322mVrms
AF SWITCH
IC515
IC511
TC7W53FK(F) AF SWITCH
(OPTION)
5 4
A GND
6 3
CH1 VEE
7 2
CH0 INH
8 1
VCC CoMMoN
C551
5.02V
0.1u
AF SWITCH
IC513
5.02V
TC7S66FUF
1 5
IN/oUT VCC
2
oUT/IN
3 4
GND CoNT
C557
0.1u
5C
19
1kHz
T : 5.0mVrms
1kHz
T : 4.9mVrms Q503
MIC
DC
Q503
SWITCH
R596 C576 C583
2SJ243-A
330 10u 10u
RX : 4.95V
TX : 0V
D502
MI2 DC SWITCH
SURGE
ABSORPTION
Q505
R594 C577 C586
2SJ243-A
L500
330 10u 10u
L501
2 3 4
5C
8C
18
5.02V
AN
BG
( )
2
24
VREF
19
2
AFo
2
16
2
VGSRST
MIC
ME
Mi2
23
ME2
2
5 6 7 3 4 5 6 7
21
20
5C
8C
18
7.97V
CN424
107
X53-440 8/10