Page 1
Block diagram
UX-A52R
LED
6
FM/AM
FMA-006
J1
ANT
TU1
FM RF
L1
AM RF
& OSC
IFOUT
AMRF
AFC
AMOSC
OSCOUT
IC2
PLL
MUTE/IFOUT
FM/AM
SQIN
ST/MONO
AMOSC
FM OUT
STEREO,CK
CE,DATA
IC1
FMDET
AM DET
LOUT
ROUT
IC3
RDS
RDDA
RDCL
CN1
CN701 CN744
FMB-031-1
TUL,TUR
TUDATA
TUST
TUCK
MPX
SW201
SW202
5
LVA10166-A1
CN31
R/P
HEAD
L+,LR+,R-
FW31
M
4
REEL
PULSE
CN1
CN32
IC31
HEAD
SWITCH
MOTOR
DRIVE
SOLENOLIDE
DRIVE
SWITCH
3
A+C
CN001
CD
B+D
CN601
E,F
LD,MD
PICKUP
T+,TF+,F-
OPEN
2
SWITCH
/OPEN
REST
SWITCH
/REST
FCS/SP/FE/TR
FEED
MOTOR
SPINDLE
FM+,FM-
SM+,SM-
BTL DRIVER
MOTOR
IC601
RF & SERVO
AMP
OFT
BDO
ARF
RFENV
IC801
TRD
FOD
ECM
ECS
TVD
TBAL
FBAL
FE,TE
GCTL
RFDET
1
IC32
PB/REC
AMP
MS,PBL,PBR
RECL,RECR
IC33
PORT
EXTENSION
SQL,KEY1,PLAY,PHOTO
SWITCH
IC251
UNIT
MICOM
/RESET
S TAT
/DMUTE
SUBQ
SQCK
BLKCK
M DATA
MCLK
FLAG
IREFx4
MLD
CDCOPY
CDTNO
CDEMP
CDINDEX
IC651
DSP
DQSY,SBCK
SUBC
STTA
S DATA
SCK
M
TXDO,RXDO
IC,/RESET
MCS
KCMND
M STAT
MRDY
KCLK
TX
OUTL
OUTR
SRDATA
LRCK
BCLK
CN34 CN33
/RESET
CN606
to FLASH MICON
CN605CN651CN671
PBL,PBR
CN743
CN706
CN704
PHOTO
PLAY,KEY1
SAFETY1
SCK,SDATA
STTA
OUTL,OUTR
IC704
MOTOR
DRIVER
LOAD
UNLOAD
CDTXD
CDRXD
CDRST
TX
J2003
RESET,SDA,RS
DOWN,UP,MIDDLE
IC701
SYSTEM
MICOM
RMT0,RMT1
LOCK
RMSPEED
IC703
MOTOR
DRIVER
MATRIX
LEDCTL
RED
BLUE
GREEN
FW907
DOWN
MIDDLE
UP
VOLDA,VOLCE
IC901
REMOCON
REM
CN918
CN908
CN906
CN909
CN709
MOTOR+
MOTOR-
BUZZER,PIN
FKEY1,FKEY2
SDA
SCL,RS
RESET
MOTOR+
MOTOR-
IC702
FUCTION/
VOL/AHB
LCD
CN907
AHB,FCD
MDPOUT
SMUTE
POUT
SAFETY4
OUTL,OUTR
SAFETY2
SAFETY3
CN705
M
CN905
CN711
CN712
KEY1
KEY2
PIN
BUZZER
RY801
CN808
CN805
US6V
SW5V
CN802CN801
S2601~S2617
KEY MATRIX
BZ201
L1006T1002
IC802
REG.
IC801
POWER
AMP
INL
INR
VOLTAGE
CONTROL
LIN
RIN
LOUT
ROUT
+OUTL
-OUTL
+OUTR
-OUTR
FANCTL
J1003
AC INPUT
CN809
CN804
J1001
CN807
T1001
CN803
W1001
M
J1002
BC
DIGITAL OUT
DE
F
G
HA
I
2-1
Page 2
Standard schematic diagrams
Main & control circuit
UX-A52R
UX-A52R
Q2716
KTC3875/GR/-X
R2733
SCL
10K
R2706
2.2/50
C2713
MTZJ7.5C-T2
D2911
270
CS
R2734
RESET
R2099
R2098
R2097
R2089
R2061
R2060
R2057
R2062
R2064
R2066
R2624
R2052
R2051
R2050
R2048
R2046
R2044
R2043
R2042
R2041
QQL244K-100Z
Q2704
KTC3875/GR/-X
IC901
GP1UM271XK
C2904
100P
C2909
100P
C2908
100P
C2907
100P
0.001
C2902
C2901
100/10
270
REM%
RS
UP
SDA
DOWN
LCD5V
LEDCTL
MOTOR-
MOTOR+
MIDDLE
TLMT+
2.2K
TLMT-
2.2K
LOAD
2.2K
UNLOAD
2.2K
2.2K
TUCK
TUDATA
2.2K
2.2K
CDRST%
1K
CDTXD
1K
1K
CDRXD
BCOL
2.2K
RCOL
2.2K
2.2K
2.2K
2.2K
2.2K
2.2K
2.2K
2.2K
R2095
R2096
0.01
10K
10K
C2005
K2001
QQR0621-001Z
L2002
R2710
R2708
10K
KTC3875/GR/-X
10K
R2707
10K
D2702
R2709
R2901
QGF1016F1-14
QGF1016F1-14
100K
Q2705
CS
SDA
SCL
RS
RESET
VDD
C1+
1
C1-
C2905
V5OUT
VSS
1
V5
10K
C2906
CN918
CN908
1
C1009
CN907
QGA2501F1-02
100P
C2010
100P
C2009
R2088
100K
C2015
47/10
100P
C2011
R2047
10K
R2045
10K
D2705
C2714
4.7/50
R2711
47K
R2049
D2708
AHB%
D2703
MTZJ5.1C-T2
33K
R2712
10K
KI901
QGB2510J1-12
QLD0184-001
J2003
GP1FA550TZ
2.2K
2.2K
C2502
100/16
1.8K
R2227
2.2K
VOLCK
R2505
VOLDA
VOLCE
R2127
4.7K
R2128
R2237
R2235
51K
K2002
QQR0621-001Z
CN711
SW5V
MGNDB
FCD
TUNER+B
1.8K
TUNERPOUT
DOUT
DGND
VCC5V
R2620
82
R2621
82
7.5K
R2229
0.082
0.082
104
C2206
C2205
C2602
C2603
R2226
4.7K
R2228
R2225
2.2K
R2503
0.082
C2103
0.27
C2104
R2126
15K
C2219
10/16
SMUTE
POUT
2.2K
A9V
C2201
22/16
Q2203
KTC3875/GR/-X
7.5K
R2230
0.1
0.10.1
0.082 0.27
C2203 C2204
C2207
C2208
0.082
C2202
IC702
LC75345M-X
0.082 104
C2101
22/16
C2102
C2107
0.082
0.082
104
104
2.2K
C2106
C2600
C2604
C2105
R2125
7.5K
R2129
R2130
D2201
R2234
10K
1000p
C2750
AHB
1.8K
R2232
R2231
1.8K
0.0027
4.7/50
C2209
C2210
0.1
0.0027
C2108
C2109
7.5K
R2131
D2202
R2134
10K
DGND
BUZZER
FKEY1
FKEY2
PIN%
CN705
4.7/50
C2225
4.7/50
C2110
1.8K
QGF1201C3-05
22/16
4.7/50
10/35
4.7/50
4.7/50
220K
R2233
C2231
C2226
C2227
C2229
C2230
0.012
C2211
0.012
C2119
10/35
4.7/50
4.7/50
4.7/50
4.7/50
C2129
C2127
C2126
C2125
C2130
1.8K
R2132
R2137
15K
R2135
120K
Q2103
1/50
KTC3875/GR/-X
S2601
PIN%
R2601 R2602 R2603 R2604 R2605 R2606 R2607
1K 1K 1.2K 1.5K 2.2K 2.7K 3.9K
CN905
QGF1201F3-05
S2609
R2206
15K
R2106
15K
PHOTO
Q2403
KTC3875/GR/-X
R2416
82K
220K
R2133
150K
R2136
C2131
S2610
R2417R2415
82K
390K
S2602
S2603
R2608 R2609 R2610 R2611 R2612 R2613
1K 1K 1.2K 1.5K
S2611
TUL
TUR
MPX%
TUST
TUCK
TUDATA
1.2K
R2110
R2210
C2404
0.01
R2418
100K
S2605
S2604
S2613
S2612
CN701
QGF1205C1-13
RDSCK
RDSDATA
1.2K
C2214C2114
0.00820.0082
R2211R2111
6.8K6.8K
D2046
R2411
5.6
R2205
4.7K
R2105
4.7K
R2208
R2209
1.8K
R2108
1.8K
R2109
1.8K
1.8K
R2407
3.3K
R2408
3.9K
R2203
39K
10K10K
220P220P
C2212C2112
R2204R2104
R2103
39K
0.01
C2453
D2451
D2452
S2606
S2607
2.7K
2.2K
S2615
S2614
PBR
PBL
SW10V
RECR
RECL
PLAY
KEY1
SAFETY1
SCK
SDATA
STTA
J2001
S2608
S2617
R2617
5.6K
S2616
BZ201
QAN0045-001
47
680
R2614
D2601 R2615
Q2601
6
D2602
R2750
SPR-39MVWF
QSW0933-001
5
R2745
Q2708
2.2K
KTC3875/GR/-X
1/50
C2753
2.2K
R2744
2.2K
2.2K
2.2K
R2742
R2743
Q2707
KTC3875/GR/-X
1K
1/50
C2752
R2718
2.2K
R2741
R2740
R2715
R2714
KTC3875/GR/-X
1/50
C2751
R2713
1K
R2716
Q2706
1K
R2717
BCOL
1K
BLUE
GCOL
1K
GREEN
RCOL
1K
RED
4
IC704
LB1641
QGA201C1-05
UNLOAD
LOAD
MTR-
MTR+
CN706
10
R2860
3
CN704
QGF1016C1-19
CDTXD
CDRXD
MRDY
KLCK
CDRST%
2
W708
QJQ009-032601
1
R2138
MCS
TX
10K
LOCK
RMT1
RMT0
L2003
QQL244K-100Z
22/16
K3002
QGB2510J1-12
K3003
NQR0428-002X
QQR0621-001Z
CN712
9.1
0.01
R2856
C2855
R2852
C2604
470P
US6V
CDAGND
D2860
10
MTZJ6.8B-T2
SAFETY2
10
R2867
C2861
0.01
R2863
10K
R2864
2.2k
2.2k
10K
TLMT-
R2861
R2862
TLMT+
R2865
10K
R2866
10K
IC703
LB1641
MOTOR+
MOTOR-
10
R2855
C2852
0.01
D2852
2.2k
2.2k
C2853
100/16
R2854
R2853
MTZJ7.5C-T2
C2605
1000P
OUTR
SAFETY3
AGND
CD+B
CD+B
OUTL
D2904
NSTM515AS
MTZJ7.5C-T2
KRC102S-X
D2902
D2724
D2723 D2726D2725
Q2709
KTC3875/GR/-X
220
220
220
R2720
R2719
FW907
SW202
10K
R2084
R2092
47K
R2093
47K
47K
47K
47K
R2087
R2086
R2085
Q2711
KTC3875/GR/-X
270
R2723
R2100
R2001
R2002
R2003
R2005
R2006
R2007
R2008
R2009
R2010
R2011
R2012
R2622
R2015
R2016
R2017
R2018
R2019
R2020
R2021
R2023
R2024
MTZJ7.5C-T2
D2903
Q2710
KTC3875/GR/-X
270
270
270
R2722
R2724
R2721
QUM024-10DGZ3
QSW0803-001
UP
DOWN
DGND
MIDDLE
10K
R2083
2.2K
1K
10K
2.2K
2.2K
2.2K
2.2K
10K
2.2K
2.2K
1K
15K
2.2k
1K
10K
10K
2.2K
2.2K
10K
10K
1K
1K
C2001
0.01
0.01
C2002
33P
C2704
SW201
QAX0283-001Z
X2701
CDMUTE
RDSDATA
MPX%
TUST
FTUNER
FCD
PBMUTE
PIN
LEDCTL
BUZZER
KARAOKE
ECHO
SMUTE
TUNERPOUT
POUT
UP
RMT0
RMT1
MIDDLE
DOWN
VOLCK
VOLCE
D2908
NSTM515AS
MTZJ7.5C-T2
D2906
Q2712
KTC3875/GR/-X
220
220
220
R2726
R2751
R2725
100P
100P
C2014
C2013
2.2K
2.2K
2.2K
R2082
R2081
R2080
SCK
STTA
PLAY
AHB%
BTCL%
BUP
VOLDA
10K1K2.2K
1K
R2028
R2027
R2026
R2025
33P
C2705
KTC3875/GR/-X
R2729
QGD2504C1-04Z
2.2K
R2079
SDATA
R2029
Q2714
270
C2012
UPD784214AGF527
XKILL
VDD
D2001
1SS133-T2
1K
100/16
C2708
MTZJ7.5C-T2
D2907
Q2713
KTC3875/GR/-X
270
270
270
R2728
R2727
R2730
100P
R2752
CN906
DOWN
CN909
QGB2024J1-20S
CN709
QGB2024K1-20S
RS
CS
SCL
SDA
RESET
100
100
100
100
100
R2077
R2072
R2075
R2073
R2070
RS
CS
SCL
SDA
RESET
IC701
REM%
XT2
XT1
RESET%
VSS
100K
100K
2.2K
1K
R2030
R2031
R2033
R2032
X2702
QAX0401-001
0.01
22P
C2709
C2710
D2912
NSTM515AS
MTZJ7.5C-T2
D2910
D2732
D2731
Q2717
Q2715
KTC3875/GR/-X
KTC3875/GR/-X
270
270
220
220
220
R2735
R2732
R2731
R2736
UP
MIDDLE
REM%
RED
DGND
BLUE
GREEN
SW10V
TUCK
TUDATA
GCOL
CDRST%
CDTXD
CDRXD
BCOL
RCOL
KEY1
FKEY2
FKEY1
LOCK
SAFETY3
SAFETY2
AVREF
PHOTO
1K
100P
C2004
R2034
KTA1504/GR/-X
R2039
R2040
L2001
QQL244K-100Z
Q2703
330
R2705
D2701
22P
C2712
2200/6.3
C2711
BC
DE
2-2
F
G
HA
I
Page 3
Power amplifier & Power supply circuit
6
R1101
R1201
5
4
3
2
1
UX-A52R
Q1701
5.6K
5.6K
5.6K
5.6K
10/5010/50
DTC144WSA-T
D1801
47/25
C1802
D1005
1N5401-TM
2SC2785/FE/
DTA144WSA-T
C1706C1707
DTA144WSA-T
Q1705
MTZJ13B-T2
R1807
Q1704
D1008
0.01
R1806
2.7K
680
2SC2785/FE/-T
2200/25
C1007
C1801
DTA144WSA-T
DTA144WSA-T
C1803
220P
Q1803
C1005
C1006
2200/25
D1006
1N4003
1000/25
R1805
C1003
0.022
C1008
QSK0124-001
R1804
D1007
Q1702Q1703
4.7K
680
D1003
IN5401-TM
R1803
C1004
0.022
IN5401-TM
D1004
D1002
IN5401-TM
C1002
0.0047/250
T1002
+OUTL
Q1801
KTB772/Y/
680
0.022
RY801
2SC2785/FE/-T
680
R1802
Q1804
IN5401-TM
D1001
R1801
680
8200/25
0.022
C1001
C1018
QQR0797-001
220P
C1210
220P
C1110
QQR0797-001
C1016
0.1
QQR1145-001
L1201
L1101
0.1
D1015
IN5401-TM
0.1
C1017
C1015
D1013
C1709
L1006
100P
IN5401-TM
D1014
0.0033
0.0033
F1001
IN5401-TM
IN5401-TM
F1004
F1003
C1211
C1111
D1012
J1001
QNB0133-001
QQL231K-470Y
R1091
R1090
K1009
QQR0779-001Z
L1005
QQT0360-002
QQR0779-001Z
L1004
QQL231K-470Y
L1003
QNS0030-001
J1002
K1010
W1001
150
150
CN804
QGA2501C1-05
C1014
0.1
QGA3901C1-04
AC1
S1
AC2
CN803
CN809
QGA7901C1-02
J1003
QNC0006-001
QQL231K-470Y
R1702
IC801
LA4628
C1042
C1207
330P
2.2/50
C1043
R1077
10K
D1405
560
R1301
MTZJ11A-T2
100/16
D1301
D1605
Q1023
C1302
1000P
KRA101M-T
D1606
Q1301
INR4
INL4
D1403
D1404
2SC2001/LK/-T
C1301
QGB2510K2-12
C1205
2SD2144S/VW/-T
C1106
KIA78S05P-T
C1402
100/16
Q1202
10/35
10/35
C1105
4.7K
R1210
R1110
4.7K
0.001
0.001
C1206
IC803
0.1
C1401
SAFETY2
3.9K
3.9K
4.7K
4.7K
2SD2144S/VW/-T
R1109
R1209
Q1102
R1049
330
D1401
MTZJ8.2B-T2
CN801 CN802
QGB2510K2-12
100/16
MTZJ10C-T2
D1905
KTA1023/0Y/-T
C1701
D1901
100/10
D1402
330P
C1107
C1046
MTZJ5.6B-T2
R1708
33/50
D1904
D1501
MTZJ8.2C-T2
D1701
1K
R1706
Q1708
D1902
C1047
10K
R1111
1/50
C1109
R1901
R1902
D1603
Q1706
2SC2785/FE/
0.1
9.1K
1.2K
R1707
2.2
R1112
C1108
MTZJ5.6B-T2
1K
C1901
100/16
Q1707
2.2
0.1
D1026
D1027
C1902
0.1
Q1607
KRC110M/-T
D1604
D1703
2SC2785/FE/
R1211
C1209
2.2
2.2
22K
22K
22K
22K
R1213
R1113
R1212
0.1
0.1
C1052
C1054
C1208
0.056
6.8K
IC802
L4909
C1602
C1601
0.1
100/16
470
R1615
R1616
10K
D1903
D1601
MTZJ8.2C-T2
QQR0621-001Z
QQR0621-001Z
QQR0621-001Z
QUY150-050Y
R1214
R1114
1/50
1/50
C1053
C1055
R1087
R1086
0.056
6.8K
4.7K
R1601
1.2K
R1602
R1617
1.8K
0.1
C1056
C1502
1.0
K1002
K1004
K1005
K1006
QGB2510J1-04
CN805
C1501
100/16
470
R1215
C1058
6.8K
1.2K
QGB2510K2-04
CN808
470
R1501
R1502
100/16
R1004
R1115
R1703
R1704
R1705
C1908
C1710
1.0
330/25
3.3K
Q1004
BC
DE
MAIN SIGNAL
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
F
G
HA
I
2-3
Page 4
CD control circuit
6
5
4
3
F-
F+
T+
T-
CN601
@HFW15R-1STE1
UX-A52R
R601
180k
R602
82k
C604
0.022
C603
F
E
B+D
A+C
C633
0.022
A+C
F
R635
R608
47k
R607
47k
10
E
B+D
R636
150
C632
1/16
R634
3.9
0.001
D601
NI
R631
R632
2.2
C631
3.9
10/16
2SA1037AK/RS/-X
Q631
0.022
C602C601
0.001
AN22000A
IC601
1/16
100/6.3
C623
C624
C608
R611
39k
C605
270p
R603
220k
R604
82p
NI
C607
0
R605
C606
0.1/25
100/10
C622
C621
0.039
0.0027
0.1/50
0.0027
C617
C614
C615
C612
0.1/16
C610
C611
0.056/25
NI
R617
5.6k
R613
5.6k
5.6k
330p
C616
C681
NI
C682
15p
C683
22p
TP1
Q651
DTC114EUA-X
Q652
DTC114EUA-X
TBAL
FBAL
FE
TE
C272C271
R257
1k
SQCK
GCTL
/RFDET
OFT
BDO
ARF
RFENV
TP2
KCMND
1k
MSTAT
R259
KCLK
R263
1k
R262
1k
C256
0.1/25
10k
10k
6.8k
6.8k
R272
R271
R273
/OPEN
/REST
R274
/RESET
1k
R651
STAT
1k
R652
C273
@CSTS8.38MG
SUBQ
/DMUTE
1k
R653
UX-A52R
SUBQ
UPD7800F0034A
X251
MLD
SQCK
MDATA
BLKCK
1k
C653
0.33/16
R654
MCS
MRDY
CDEMP
CDTNO
CDCOPY
CDINDEX
1k
1k1k100
1k
R284
R282
R281
R283
R256
10k
R275
NQR0251-004X
NQR0251-004X
1k
R251
MCLK
1k
R252
MDATA
1k
R253
MLD
1k
R254
/DMUTE
STAT
/RESET
IREFx4
R264
5.6k
R265
3.3k
D251
DA204U-X
D292
MA112-X
C255
0.1/25
NI
D603
R675
10
100/6.3
0.1/16
C657
C655
47/10
C254
NI
D291
IC291
TK11235BMC-X
1/25
C291
C292
1/25
C293
0.01/50
R258
KCMND
MSTAT
MRDY
R260
KCLK
R255
MCS
R285
C658
0.1/25
IC251
BLKCK
FLAG
MCLK
LRCK
BCLK
SRDATA
K656
K657
K658
K655
NQR0007-002X
NQR0251-004X
QGF1016F2-06
CN671
QGF1016F2-19W
CN651
1k
1k
1k
1k
TVD
ECM
ECS
TRD
R812
C802
1.5k
C815
2.2/10
1000p
R803
4.7k
TRD
T+
390p
2
SW102
QSW0931-001
SW101
QSW0927-001
M851
QAR0176-001
M852
1
QAR0175-001
/OPEN
LA6541-X
/REST
FM-
C818
1/16
FM+
SM-
C817
1/16
SM+
IC801
C814
1/16
R804
10k
C821
47k
R811
390p
C812
SM- T-
SM+
R813
F+
F-
1.8k
C816
C801
0.022
390p
1.5/6.3
R802
1.5k
C811
R801
2.7k
R808
R807
0
390p
C813
FM-
FM+
R805
FOD
C822
220/10
18k
ECM
ECS
R809
1.5k
TVD
5.6k
FOD
FBAL
TBAL
FE
R682
TE
RFENV
OFT
/RFDET
BDO
GCTL
1k
C676
0.1/25
R683
1M
R672
DTA114EKA-x
NI
C661
470p
Q673
R663
R673
68k
0.022
C664
ARF
R667
4.7
D602
NI
0.1/251k100/10
C680
C679
IC651
MN662790RSC
R679
68k
R685
R671
680k
C667
330
R662
68k
R664
68k
0.022
1.5M
C663
C665
R668
0.47/16
5.6k
C668
NI
R669
0.15/16
100
R665
C651
QAX0599-001Z
1p
1k
X651
C652
1p
0.1
C678
C673
100/10
R666
C677
220
0.1/25
NQR0288-004X
K652
R677
FLAG
68k
R661
33k
R659
0.1/25
C656
IREFx4
R656 R655
R862
680
R861 R863
680
33k 10k
IC652
TC7S00F-X
C862
560
C864
R864
2700p
1000p
C863
C861
2700p
1000p
560
R657
C654
0.1/16
R658
CDINDEX
CDTNO
CDCOPY
LRCK
CDEMP
SRDATA
BCLK
K651
NQR0288-004X
QGF1016F2-08W
CN606
QGA2001F2-02X
CN607
QGF1016F2-04W
CN605
R678
1k
CD SIGNAL
BC
DE
F
G
HA
I
2-4
Page 5
Tape circuit
TAPE P. B. SIGNAL
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
R3301
R3203
R3103
VR331
Q3376
Q3371
R3108
D3375
D3000
C3104
R3378
IC333
C3221
C3204
R3371
R3121
R3221
R3208
R3111
R3107
R3304
R3353
C3121
L3301
IC331
C3108
R3338
R3102
R3207
VR337
R3337
Q3375
R3335
Q3372
R3339
C3208
Q3201
R3202
CN715
IC332
Q3101
R3112
Q3302
C3110
C3211
C3111
R3327
R3211
R3212
Q3305
C3308
R3314
C3210
L3303
R3315
R3305
Q3321
IC1
R3206
C3101
R3105
R3106
CN716
R3205
R3372
R3335
R3310
C3201
C3303
C3331
R3101
R3110
R3109
R3201
C3202
C3106
R3341
R3376
R3342
C3203
C3109
R3343
R3209
C3107
C3207
C3213
C3306
C3209
R3210
C3301
C3305
C3304
C3206
R3375
C3376
C3113
C3102
R3303
R3219
R3116
C3302
C3103
C3319
C3316
C3310
C3314
C3313
R3313
C3374
C3371
C3105
SW6
SW4
SW5
SW1
SW2
C3205
220
2.4K
2.4K
QVP0008-203Z
2SC2412K/RS/
2SA952/LK/
5.6K
MA3051/M/
1SR139-400-T2
0.033
47
BU4094BCF
330P
0.033
10K
22K
22K
5.6K
36K
12K
100
330P
QQR1118-001
BA3126N
4.7/25
3.9K
1.8K
12K
QVP0008-103Z
3.3K
2SB562/C/
4.7K
DTC124EKA
2.2K
4.7/25
DTC114TKA
1.8K
QGA2001C1-13
AN7317
DTC114TKA
2.2K
2SC2001/K/
0.0068
0.0015
0.0015
470K
36K
2.2K
2SC2001/LK/
0.0015
15K
0.0068
QQL244K-100Z
100
2.2K
DTC144EKA
SG-105F3-BB,C
3.3K
820P
100K
3.3K
QGA2001C1-07
100K
1K
1.5K
4.7
820P
220/6.3
47/16
22
2.7K
1K
22
220P
10/16
12K
68K
20K
220/6.3
4.7/25
18K
1K
560P
560P
0.039
47/16
4.7/25
2.7K
100/10
22/16
22/16
10/16
150
0.01
0.039
220P
39K
1K
1K
0.039
220/6.3
0.0047
0.022
0.022
1.5
100/10
2.2
100/10
4.7/25
0.0022
QSW0859-001
0.0022
6
UX-A52R
5
4
3
2
1
BC
DE
F
G
HA
I
2-5
Page 6
Tuner circuit
6
5
4
TU1
QAU0160-001
1SS133-T2
J1
QNB0014-001
UX-A52R
C17
0.0039
C18
0.47/50
R23
1.8K
C56
10P
R5
56
D2
D1
1SS133-T2
C10
12P
L3
4.7
1SS133-T2
1SS133-T2
C1
C3
0.022
10/16
CF1
QAX0420-001
D3
D4
C9
0.001
R3
220K
Q1
C2
0.01
R2
330
Q2
2SC2412K/R/-X
R11
R4
330
C4
0.01
2SC2814/4-5/-X
12
R6
Q3
2SC2412K/R/-X
4.7k
Q4
DTA114YKA-X
R12
4.7k
100/10
C25
R10
2.2K
LC72136N
IC2
QAX0402-001
150P
150P
150P
R22
1K
1K
1K
R19
R20
R18
C15
12P
X1
C16
12P
C22
C23
C24
C20
1000P
0.047
C19
2.2K
R26
330
R25
4.7K
R21
5.6K
Q5
DTA114YKA-X
R30
1.2K
C55
L2
33P
33
R24
10K
UX-A52R
C54
0.047
T1
QQR0793-001
C52
C53
0.27
22/16
C57
0.001
R41
3.3K
QAX0458-001Z
C48
0.0022
C51
1/50
LA1838
IC1
CF2
C49
470P
C50
C58
0.047
22/16
C32
0.047
C31
22/16
0
R60
C60
39k
R40
C47
C46
1/50
0.022
0.047
C33
47
R34C34
0.022
0.047
C35
R38
C45
10/16
39K
C44
10/16
R39
39K
C43
0.0018
C42
0.0018
C41
10/16
C40
10/16
R37
10K
R36
3.3K
1/50
0.22/50
C38
C37
1/50
5.6k
R35
C39
C36
1/50
10K
R70
C73
C21
3
R13
R15
3.3K
C11
0.1
L1
QQR1094-001
C13
C12
0.047
10K
12P
R14
100K
R16
4.7K
C14
R17
100/10
68( 1/4W) F.RES.
C7
0.001
2
R29
10K
R27
R28
10K
10K
C6
0.001
D11
1SS133-T2
5.6V
LOUT
STEREO
CE
9V
CK
DATA
GND
ROUT
RDDA
RDCL
D.GND
CN1
QGF1205F1-13
0.022
CF3
R33
QAX0610-001Z
330
C26
0.01
C27
0.01
C30
100/10
R32
1K
C75
C59
R31
0.001
1K
L70
100
10/50
1K
1K
1K
R71
R72
R73
LC72723
IC3
C76
330P
C74
0.1
C70
0.1
22P
X70
QAX0263-001Z
C71
C72
560P
22P
AM SIGNAL
FM/TUNER SIGNAL
1
RDS SIGNAL
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
SHEET 1/7
BC
DE
2-6
F
G
HA
I
Page 7
Printed circuit boards
Main board
6
5
UX-A52R
4
3
2
1
BC
DE
F
G
HA
I
2-7
Page 8
Power amplifier & control & AC jack board
6
5
UX-A52R
UX-A52R
4
3
2
1
BC
DE
2-8
F
G
HA
I
Page 9
CD servo contr ol board
6
5
4
R604
C611
C608
C605
R603
IC601
R611
C651
C652
R613
C679
X651
R617
C612
R661
R659
C661
R672
R665
C606
C610
C676
C663
R668
C665
C667
R662
R664
C668
R669
R685
CN601
C617
C677
C673
C622
R682
C624
IC651
R671
Q631
R634
R677
Forward side
IC291
R632
R291
R292
R293
C291
C631
C657
R652
R653
R654
C653
R651
K655
K656
K657
K658
C678
R258
R260
C292
SW101
R255
R285
M852
R812
C802
C815
C658
C821
C822
CN651
R809
C812
R254
SW102
R801
C801
R804
R803
C254
R805
R808
R284
R261
R256
R813
R282
C816
R281
C261
M851
R283
R257
R802
C272
R272
R271
X251
UX-A52R
CN605
C271
CN606
CN607
Reverse side
C632
D601
R631
R863
R861
C631
C655
R635
R601
R602
R675
C657
R636
C624
C604
C862
R862
C673
R864
R656
R655
K652
C621
R683
R679
C623
D602
R666
C622
C633
R608
C616
C612
C656
C602
C615
R607
C614
C682
C683
R657
TP1
R667
K651
R663
R658
C680
C664
C601
C603
C681
Q651Q652
C679
R673
Q673
C654
IC652
3
CN671
R262
R276
R273
R274
R263
R678
R259
M851
C256
C813
C818
C811
R811
C814
C254
IC801
C255
CN651
C822
D292
TP2
2
D603
C863 C864
R275
X251
IC251
R265
R264
D251
R251
R252
R253
C273
1
SW102
SW101
C861
C817
M852
ABCDE
2-9
Page 10
UX-A52R
6
5
Tuner board
4
3
2
2-10
1
ABCDE
Page 11
Traverse mec hanism board
SW1 SW2 SW3
SW4 SW5
P1
D1
IC1
CN1
SW6
T01
UX-A52R
(Forward side)
6
(Reverse side)
S602
MT602
5
CN601
S601
4
(Traverse mechanism board)
MT601
3
Cassette switch boar d
2
1
ABCDE
2-11
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