Kenwood KGP-2A, Service Manual Supplement

Page: 27 / 41

27
SCHEMATIC DIAGRAM
KGP-2A/2B
X53-398 2/4
J I H G F
TXD1
C54 0.1u
C122
4.7u10
D58
*
R67
0
TXD2
X1
L78-1414-05
7.37M
MCLK
D5
MA2S111-F
$R188
R189
0
LRCK
R104
47k
C187
100p
Q16 *
L17 *
R8
0
C95
0.01u
D59
UMZ8.2T
*
CP79
1
R6
1k
D26
(G)
SDTI
$R192
R147
*
D27
*
(G)
C51 0.1u
SCLK
SDTO
R59 *
C50 0.1u
D24
NNCD6.8G-A
Q20
*
$R187
D53 *
R223
56k
C185
100p
DAT
R191
0
D40
DA204U
R224
2.2k
C197
*
R5
12k
L1
D46
UMZ8.2T
C48
*
IC12
BU2099FV
1
VSS
NC
D
ATA
CLK LCK
Q0 Q1 Q2 Q3
10
Q4
11
Q5 Q6 Q7 Q8 Q9 Q10 Q11 SO OE
20
VDD
C117
0.1u
R10
15
Q22
*
C68
10u10
C184
100p
C63
0.1u
CP76
470*2
1
R84 39k
C77
10u10
1
AOUTPUT A-INPUT A+INPUT
4
V-
5
B+INPUT
B-INPUT
BOUTPUT
8
V+
CP5
470*2
1
C47
0.01u
R216
1.2k
C9
100p
C198
100p
R158
0
R51
*
D43
*
C76
10u10
C58
0.1u
C206
100p
D52
*
* CP78
5
R55 *
CLK
R96 *
$R185
1
Out
2
Vdd
3
Vss
4
NC1
5
NC2
R186
0
C183
100p
IC4
TA7808FQ
GND
IN oUT
C121
0.1u
XF
IC7
TA78L05FF
CoM
IN oUT
DA
T
Q19
*
C56
1u25
C119
10u10
C188 *
C43
0.1u
R146
82
R102 *
C199
100p
C59
1u25
DA
T
LEDCLK
C189
*
C104
10u10
L20
$R193
CLK
RXD2
Q18 *
R125
0
1
AOUTPUT
A-INPUT
A+INPUT
4
V-
5
B+INPUT B-INPUT BOUTPUT
8
V+
D9
UMZ8.2T
C203
*
R132
39k
C55
1u25
R7
1k
C120
270p
*
CP77
5
IC3
TA7808FQ
GND
IN oUT
R213
39k
1
VIN1 VoUT1 VoUT2 VIN2 VDD LD CLK DI VIN3 VoUT3 VoUT4
12
VIN4
13 24
C201
*
C96
10u10
C91
100p
R2
0
R66
0
3 1
4 2
R101 *
C208
*
D41
DA204U
C191
100p
R211 *
R212
*
R82
47k
C105
10u10
R148
82
C61
1u25
C5
100p
IC11
BA033FP
GND
VCC oUT
R52 680
L18
C108
10u10
C204
*
R62
1.2k
CN19
*
1
2
3
4
C211
*
C202
*
R106
39k
C102
0.1u
C81
100p
VRLD
C210 *
R214
1.2k
L11
C190
100p
R157
0
R133
56k
R217
*
R194
0
D47
UMZ8.2T
R98
22k
D42
DA204U
C57
*
R145
82
R131 *
RADOE
D50
*
C186
100p
C205
0.01u
C25
470p
1
VCOM
AINR
AINL
VSS
VDD
DEMO
DEM1
8
SDTO
9
SDTI
LRCK
MCLK
SCLK
PWAD
PWDA
AOUTL
16
AOUTR
R206
*
R144
82
RADST
Q23
*
C42 0.1u
IC34
*
1
VIN
2
VSS
3
CE
4
NC
5
VOUT
C101
10u10
C103
0.1u
*
1
AOUTPUT
A-INPUT
A+INPUT
4
V-
5
B+INPUT B-INPUT BOUTPUT
8
V+
R105
39k
CLK
Q10
*
R4
27k
D51 *
C200
100p
C193
*
C182
100p
L19
R209
*
R149
82
C97 *
C99
10u10
Q17 *
C17
100p
IC6
ADM3202ARU or
ADM202EARUZ
1
C1+
V+
C1-
C2+
C2-
V-
T2oUT
8
R2IN
9
R2oUT
T2IN
T1IN
R1oUT
R1IN
T1oUT
GND
16
VCC
R210
2.2k
R222
39k
D7
UMZ8.2T
R205
*
R99 39k
TXD2
C14
100p
C114
10u10
C70
0.01u
C192
100p
RXD1
R80
22k
C118
3300p
$R184
R208
*
C87
10u10
$R190 $R221
NO
NO
560
NO
NO
NO
Q18
NO
NO
C201
NO
D52
R131
10u10
D58
DTC114YE
DA204U B30-2056-05
NO NO
C189
DA204U
D5
100p
1k
REVERSE
CURRENT
PROTECTION
100p 2.2k
NO
DTC114YE
R208
DA204U
1.2k
NO
82
CP77
DTC114YE
IC34
C193
NO NO
C203 C202
100p
CP79
100p
KGP-2B
SHIFT REGISTER
DTC114YE
KGP-2A
NO
0
DTC114YE
NO
10u10
R51
M
CP78
NO NO NO
D59
SURGE
ABSORPTION
SURGE
ABSORPTION
NO NO
Q22 IC32
R209
82
5V AVR
NO
3.3V AVR
NO
Q17
(R) (G)
R96 X53-3980-XX
RS-232C DRIVER
KGP-2A
NO NO
NJM4558M
M
KGP-2B
D58
NO
-20
NO -21
R205
0
NO
Q20
NO
10u
DA204U
22k
DA204U
33k
D43 D51
100
R212
0.1u 56k
R101 R59
DA204U L92-0140-05
0.1u
C97
100p
DTC114YE
Q10
R217
M
R206
X53-3980-XX
0.01u
NO
1.2k
-20
NO
C204
D50
-21
NO
DTC114YE DTC114YE
NO
C188 C210
NO
56k
NO
NO
D27
100p
NO NO
XC6204B332M
NO
C57
100u25
NO 1k
Q23
NO NO 0
L17
180k
R55 R102 C208
D53
R211
10u10
C197 C211
M
D46,47
NO
NO
SURGE
ABSORPTION
0
C48 R147
Q19 Q16
NO NO NO NO NO
NO
NO
E37-1001-15
CN19
IC1
RN5VL30C
RESET IC
REGULATOR
IC3,4,7,11,34
B30-2056-05
D28
B30-2019-05
D
ATA
LED LED
DC SOURCE
GPS LED
IC16
NJM4558M
AMPLIFIER
VIN5
VoUT5 VoUT6
VIN6
D0
VDAREF
RESET
GND VIN7
VoUT7 VoUT8
VIN8
IC18
M62364FP-F
D/A CONVERTER
SWITCHING
Q10,16-20,22,23
IC26
NJM4558M
AMPLIFIER
D50-53
SURGE
ABSORPTION
D24,40-43
SURGE
ABSORPTION
D7,9
SURGE
ABSORPTION
IC32
AMPLIFIER
IC22
AK4550VTP
CODEC IC
9.8V
4.95V
7.43V
3.30V
7.9V
5.00V 7.8V
13.5V
5.00V
3.3D
3.3A
2.88V
7.90V
1.46V
5.00V
-9.84V
5.00V
5.00V
2.88V
5.0V
3.30V
1.46V
CONTROL UNIT (X53-3980-XX)