Kenwood TK-5810 Service Manual page 105

Z
SCHEMATIC DIAGRAM
CONTROL UNIT (X53-4400-10)
33M
+B_2
15 15
16
5
4
1 2 3 1 4
2 3
AA
R222
SC_AC
100
3_DiMUTE
R223
18
100
3_ANi_PToA
R224
ANi_BSY
100
R225
SC_ECHo
100
18
15
33M
15
3_SC_PToS
3_i2CCK
3_i2CDA
3_PLD
3_SC_LoK
3_ANi_AUX
3_VGS_PLAY
3_VGS_BSY
3.26V
/SBC
R202
33M2
47
33M
15
3_ANi_iNH
3_RXD0
3_ANi_KEY
3_CTS0
3_ANi_TCNT
3_RXD2
3_RXD1
R203
100
RXD2
VGS_RXD
R204
100
DATA
MULTIPLEXER
18
15
0V
Q200,201
DC
15
SWITCH
Q200
SSM3K15TE(F)
D
13.6V:M
SSM3K15TE(F)
13.4V:H
/3_PSW
33M2
16
15
3_TXD1
TXD
5
1 2 3 4
5
AB
TK-5810
C207 0.1u
C214 1000p
IC206
TC74VHCT244AFK
4.97V
1 20
1G VCC
2 19
1A1 2G
3 18
2Y4 1Y1
4 17
1A2 2A4
5 16
2Y3 1Y2
6 15
1A3 2A3
R328
7 14
2Y2 1Y3
8 13
1A4 2A2
9 12
2Y1 1Y4
10 11
GND 2A1
D
C209 0.1u
C216 1000p
IC208
TC74MBD3245AFK
1 20
NC VCC
2 19
A1 oE
3 18
A2 B1
4 17
A3 B2
5 16
A4 B3
6 15
A5 B4
7 14
A6 B5
8 13
A7 B6
9 12
A8 B7
10 11
GND B8
D
4.94V
C208 0.1u
3.30V
C215 1000p
IC207
TC74LCX245FK
1 20
DIR VCC
2 19
A1 oE
3 18
A2 B1
4 17
A3 B2
5 16
A4 B3
6 15
A5 B4
7 14
A6 B5
8 13
A7 B6
9 12
A8 B7
10 11
GND B8
D
IC200
4.99V
TC7S08FU-F
1 5
INB VCC
2
INA
3 4
GND oUTY
D
Q203,205
DC
3.27V
SWITCH
Q203
SSM3K15TE(F)
3.30V
D D
0V
Q201
SSM3K15TE(F)
D
16 16
DATA MULTIPLEXER
C202
0.1u
IC201
5.01V
TC7SET08FU-F
1 5
INB VCC
2
INA
3 4
GND oUTY
D
D
Q204
RT1N140U-T111 RT1N140U-T111
Q204,206
DATA
TRANSMIT
AC
BG /5810H
( )
R309
47
3.3V to 5V
LEVEL CONVERTER
3_SC_AC
3_DBSW
ANi_PToA
100
3_ANi_BSY
15
18
3_SC_ECHo
18
15
R310
5MC
4.96V 47
3.3V-5V
LEVEL
SHIFTER
R329
SC_PToS
R331 100
i2CCK
100 R332
i2CDA
R333 100
100 R334
SC_LoK
R335 100
ANi_AUX
100 R336
VGS_PLAY
R337 100
VGS_BSY
100
18
5MC
5V to 3.3V
LEVEL CONVERTER
R338
ANi_iNH
R339 100
RXD0
R340
100
ANi_KEY
R341 100
CTS0
100 R342
ANi_TCNT
100
R343
RXD1
100
R281
5MC
47
18
18
15
5MC
1
R347
100
/PRST
4.89V
D D
1
Q205
/PSW
5MC
R348
TRD
0
D
Q206
1
1 4
2 3 5
AD
BG
( )
DBSW
UL
1
3_RXD0
1
18
15
16
4
2 3 5
105
X53-440 6/10