1
2
3
4
5
UX-T770R
Block diagram
ABC
R/P Head (L)
E Head
FM
CN31
HEAD AMP BOARD
AM
J1
TUNER BOARD
To L301
GND
TU1 FM TUNER PACK
CF1
16 14
IC32 PB/REC AMP
L11
COIL BLOCK
C8
Q1
13
5
1
FM IF/DET/MPX
IC1 AM RF/2F/DET
23
24
AM IF
CF2
19
21
L10
114K
TRAP
CN34 CN303
AUX IN
13
1718
Q8
CN1
IC35 FUNCTION AMP
CN701
CN712
SYSTEM CPU BOARD
IC32 BASS BOOST AMP
3
6
8
CN302
2
IC38 E.VOLUME
FW501
9
1
12
14
7
IC31 POWER AMP
CN304
J3002
L1003
L1003
L1002
POWER AMP BOARD
To Speaker
L ch
J3003
HEAD PHONE
2-1
CD PLAYER UNIT
UX-T770R
< MEMO >
2-2
Standard schematic diagrams
Main amp section
5
R2014
CN303
C2054
C1054
C1070
R1014
2.7K
C3070
1/50
D3070
MTZJ6.8B-T2
0.0039
4.7/25
L3070
C1053
R1054
R1073
R1072
2.7K
RECL
4.7K
1K
R2072
4
3
2
1
Note:/s/T/jsc/g103ame1 GNS10003-001A 1/5
E/E/N/EV ver.
R1010
R1012
1K
62K
R2010
R2012
Q1010
R2015
Q2010
R2074
1.5K
R1074
2SD2144S/VW/-T
QQR0868-001Z
QGF1205C1-10
220P
J3001
QNN0090-001
C1010
R2057
QGF1201C3-07
CN304
C2010
C3011
0.01
C2056
R2056
CDR
R1057
C1056
R1056
10K
CDL
220K
R1011
120K
10/16
CD+B
R2011
15K
R1015
ABCD E F G
R1055
10/16
C2053
3.3K
R2055
R2054
C2070
C3051
R1013
15K
R2013
R2073
Q3010
KRA101M-T
Q3070
KTC3199/GL/-T
Q1070
Q2070
PBL
RECR
SW8V
SLCAG
10/25
IC38
BH3852S
IC35
R1051
150K
C1051
10P
47/16
4.7/25
0.68/50
C3010
KTC3199/GL/-T
15K
R2071
R1071
R2070
R1070
18K
PBR
C2082
C3086
0.056
C1082
BA15218N
C1050
30P
R1052
R3051
C1055 C2055
R3010
10K
R2083
C2084
C2083
0.056
C1084
0.0047
C1083
1.8K
R1083
C2050
1K
R2052
100
C3052
R9102
QRZ0077-5R6X
QGB1214J1-06S
C3085
0.47/50
R2082
R1082
47/16
CN302
C3084
3K
R2051
C2051
0.47/50
R2093
R1093
10K
0.47/50
C3083
R3082
R3083
R3084
0.22/50
R3052R3053
R3081
C3081
C3087
47K47K
TUR
120K
150K
120K
R1091
R2091
100
220/16
33K
TUL
TU+B
FAUX
PBMUTE
VOL
TRE
BASS
C2026
0.33
C1026
4.7K
R1029
SMUTE
SBASS
R3021
100
C2021
C1021
0.082
R2029
47/10
C3022
R3036
51K
R3035
FCD
1.5K
R3022
22K
FTUNER
SAFETY0
47/16
C3021
D3021
MTZJ4.3B-T2
C3036
10/16
KTC3203/OY/-T
R9501
US6V
POUT
IC32
C2025
R2024
R2027
Q2031
Q9501
220
C9501
K9401
US16V
BA15218N
C2022
R2023
1N4148M-T2
R2033
D3034
C9201
47/16
1SS254-T2
470/10
D9501
QQR0786-001Z
220K
R2022
R1022
R1023
D3033
R1033
10K
KTC3199/GL/-T
1N4148M-T2
R9201
10K
R9202
Q9007
KTC3199/GL/-T
CN301
QGB1214J1-20S
LAMP8V
0.082
C1022
1.8K
R3033
120K
Q1031
KTC3199/GL/-T
10K
R9018
R1024
2K
R1027
C9202
C9203
10K
C1025
22/10
10K
C3035
2SA1359/OY/
0.01
Q9202
10/16
D9003
MTZJ10A-T2
390
R9019
15K
R1026
1/50
Q9201
R9203
C9001
22/16
4.7K
R9017
R2028
R1028
4.7K
R2026
0.001
C1041
150K
R3034
D9201
MTZJ4.3B-T2
220
D9002
MTZJ8.2C-T2
R9016
4.7K
Q9006
KTC3199/GL/-T
0.01
C9004
220P
C2041
C9003
R9014
Q2041
KTC3203/OY/-T
R2041
R1041
4.7K
Q1041
KTC3203/OY/-T
1SS254-T2
1N4148M-T2
4.7K
R9301
100/10
R9302
C9301
Q9001
2SB1565/EF/
R9012
4.7K
Q9002
KTC3199/GL/-T
R9013
470
4.7K
C1006
Q3041
KRA101M-T
KTA1267/YG/-T
Q9301
D9303
D9302
33K
680
680
R9011
R9010
C2006
10/16
C3041
C9302
4.7/50
Q9005
KRA114M-T
680
680
R9009
R9021
IC31
C2001
330/10
C3004
10/25
Q9302
KTC3199/GL/-T
R9303
LA4705NA
330P
C1001
33/10
C3005
10K
R3001
39
R9304
D9301
MTZJ3.9B-T2
1K
R9001
KTA1267/YG/-T
R9008
R9007
2.4K 1K 6.8K
R9006
10/16
C3006
2.2/50
R9002
1
KRC114M-T
Q9004
C3037
C3038
150P
R9003
1
Q9003
C1007
220P
C2007
C1003
1
2.2
2.2
R1002
R1001
0.1
0.1
C1002
1N4148M-T2
D3031
D3032
1N4148M-T2
470
R9004
D9001
1SS254-T2
1.5K
R9005
C2002
R2031
R2002
R2001
C2003
4.7K
R3032
R9401
QRZ0077-4R7X
22K
R1031
1/50
C3031
0.056
C3033
W306
R2032
1/50
C3032
0.056
C3034
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
22K
R1032
6800/25
0.1
C3002
4.7K
R3031
F903
QMF51E2-5R0-J1
QGA2501C4-02
CN901
C901
0.1
C3001
R1004
100/16
C3003
0.1
C902
D901
6A10E2
T901
VTP66J2-12L
F901
QMF51E2-R40-J1
470
R2004
D902
6A10E2
D903
L1003
QQR0797-001
L2003
QQR0797-001
L1002
R1003
R2003
L2002
D905
6A10E2
C904
0.1
C903
0.1
6A10E2
L901
QQR0799-001
J3002
0.0033
C1000
C2000
QQR0868-001Z
150
QQL231K-470Y
L2001
L3001
QQL231K-470Y
D904
6A10E2
AUX IN signal
REC signal
CD signal
TAPE signal
MAIN signal
TUNER signal
UX-T770R
QNB0035-001
L1001
J3003
QNS0072-001
J902
QNA0016-001
J901
QNC0001-001
2-3
LCD & KEY Control section
UX-T770RUX-T770R
R8018
5.6K
KEY0
CN781
10K
R8019
S8019
S8018
QGB2016K1-03
CN711
QGB1214K1-20S
CN712
QGB1214K1-06S
3.9K
R8017
CN801
QGB2016J1-03
S8020
R8016
2.7K
S8017
2.2K
R8015
R8101
270
R8001 R8002 R8003
1K 1K 1.2K
S8001
S8016
S8015
R8014
1.5K
S8002
R8013
1.2K
D8101
S8013
S8014
S8003
R8012
1K
L-34ID-T12
R8011
S8012
1K
S8011
S8004
C8011
R8005
JS801
QSW0547-001
0.01
10K
C8012
0.01
82K390K100K
R7649R7648R7647
2SC2412K/R/-X
Q7603
5
QGF1201F3-11
CN766
R7528
R7529
R7622
R7621
R7620
R7619
D7703
22K
47K
1K
1.2K
1K
1.2K
1SS254-T2
4
CN731
QGF1201C3-09
D7704
1SS254-T2
CN702
QGF1201F3-04
3
QGF1201F3-10
CN701
TUL
ANGND
TUGND
TUR
TU+B
DATA
MPX
CLOCK
PERIOD
VT
150P
C7601
150P
C7602
C7641
150P
2
1
Q7601
Q7602
270P
270P
C7619
C7620
10K
R7530
DTC144TKA-X
DTC144TKA-X
C7022
C7810
270P
C7621
R7630
R7602
R7642
R7641
0.001
0.01
270P
C7622
56K
SAFETYCD
REST/CLOSE
MLD
MDATA
MCLK
XRST
STATUS
SQCK
SUBQ
LATCH
SDATA
SCK
SAFETY1
TAPE0
TAPE1
SUBQ
RDSCK
SDATA
FTUNERSW
1K
SCK
PERIODU
1K
MPXU
1K
IC702
PIC-21043SP
C7021
47/16
C7802
0.01
S21
S22
S23
S24
S25
S26
S27
S28
S29
S30
S31
S32
S33
S34
S35
S36
S37
S38
STATUS
REM
S39
R7799
X7002
36P
C7004
Q7001 Q7002
8.2K
R7005
0.001
C7008
2SC2668/O/-T 2SC2668/O/-T
1K
20P
C7006
QLD0042-001
R7704
C7705
R7603
C7702
C7701
R7701
R7702
22P
C7007
DI701
10K
330P
10K
150P
150P
10K
10K
VQP0018-4R7Y
L7701
QAX0410-001
8.2K
R7006
COM0
S20
SDATA
C7005
COM1
COM2
COM3S1S2S3S4
S0
S17
S18
S19
R7703
L7702
VQP0018-4R7Y
SUBQ
SCK
39P
C7009
0.001
1K
S16
R7705
SQCK
C7803
0.001
S15
1K
S14
100/10
C7011
S13
S5S6S7S8S9
S11
S12
IC701
2.2K
1K
R7712
R7711
0.01
QAX0401-001
C7012
C7001
REST
18P
R7033
X7001
1K
2.2K
R7713
REM
S10
1k
R7714
RDSCK
S11
S12
2.2K
4.7K
R7716
R7715
BEAT2
UJOGA
D7032
1SS254-T2
S13
4.7K
R7717
BEAT1
C7002
S14
2.2K
R7718
+BCTL
18P
S15
S16
S17
S18
S0S1S2S3S4S5S6S7S8S9S10
1K
1K
1K
1K
R7719
R7720
R7722
R7721
MLD
MCLK
XRST
MDATA
K7001
QQR0786-001Z
R7032
10K
1SS254-T2
S19
UVLC2
2.2K
R7723
D7031
S20
UVLC1
2.2K
R7724
LATCH
S21
UVLC0
2.2K
R7725
REEL
R7031
C7031
S22
S23
S24
S25
COM1
COM2
COM3
UBIAS
2.2K
2.2K
2.2K
R7726
R7728
R7729
K7002
REST/CLOSE
SAFETYCD
Q7031
2SA1037AK/RS/-X
330
R7052
C7052
QETB0JM-228JB
S26
S27
R7084
27K
COM0
C7003
R7730
R7629
R7628
C7724
SAFETY1
10K
2.2/50
S28
S29
R7083
100K
2.2K
0.001
QQL01BK-100Z
S30
S31
R7082
100K
C7081
0.001
10K
82K
0.001
C7723
L7002
Q7051
DTC114TK-X
0.1
S32
R7051
S33
R7081
L7003
10K
S34
S35
S36
100K
R7750
R7749
R7748
R7747
R7746
R7745
R7744
R7743
R7742
R7741
R7639
R7739
R7738
L7005
QQL231K-4R7Y
R7735
R7734
R7733
R7732
R7731
R7625
82K
QQL01BK-470Z
RESTB
D7051
S37
S38
D7001
1SS254-T2
C7051
0.68/50
1SS254-T2
S39
2.2/50
110K
C7744
R7544
2.2K
12K
15K
2.2K
33K
47K
56K
2.2K
2.2K
2.2K
2.2K
2.2K
2.2K
2.2K
2.2K
2.2K
2.2K
2.2K
100K
R7631
10K
R7632
10K
10K
R7634
R7633
R7063
Q7061
2SC2412K/R/-X
PERIODU
FTUNERSW
TAPE1
TAPE0
100K
R7635
100K
MPXU
0.001
C7734
2SC2412K/R/-X
110K
R7545
R7644
68K
R7062
47K
QLL0045-001
3.3/50
C7745
1/50
C7644
D7061
R7061
BL701
BL702
Q7091
2.2/50
C7746
R7646
68K
MTZJ5.1C-T2
33K
C7646
R7429
W781
W701
CN782
QQR0786-001Z
FCD
POUT
SMUTE
SBASS
VOL
TRE
BASS
1/50
FTUNER
SAFETY0
FAUX
PBMUTE
91K
D7091
1SS254-T2
10K
R7615
IC703
C7014
D7011
MTZJ8.2B-T2
10/16
K7004
10K
R7643
1SS254-T2
D7012
JOGA
JOGB
0.001
C7633
KIA78S06P
QGF1201C3-05
R7096
0.1
C7013
1K
QSW0122-001
QGF1205F1-05
CN802
LOGA
LOGB
KEY1
REST/CLOSE
15K
R7093
R7095
33K
2SA1037AK/RS/-X
K7003
QQR0786-001Z
POUT
SAFETY0
FTUNER
FCD
SMUTE
SBASS
BASS
TRE
VOL
FAUX
PBMUTE
ANGND
TUR
TUGND
TUL
TU+B
VT
S8061
Q7092
Note:/s/T/jsc/g103cpe1 GNS10003-001 2/5
E.EN.EV ver.
2-4
TUNER signal
HABC DEFG
Tuner section
UX-T770R
L11
QQL231K-2R7Y
C8
15P
12P
12P
150P
150P
R57
D4
X1
C2
0.01
1K
C65
0.001
QQL231K-221Y
R68
R46
L4
C71
3.3/50
TU1
QAU0034-001
C5
10/16
R2
82
C3
0.047
R56
3.3K
C60
100/10
C7O
0.0039
C69
2.2/50
R55
1.8K
IC2
LC72136N
R44 R45
R43
1K 1K
1K
22K
47K
Q6
0.001
R54
C1
0.022
R1
1K
C72
R66
2.2K
C35
R52
4.7K
0.001
C32
0.001
R61
1K
R65
2.2K
5
J1
EMB41YV-302K
4
3
0.001
0.0012
C19
C94
R3
D3
56
C14
0.01
C9
0.001
D1
D2
C7
0.001
C6
0.001
C15
0.001
C16
0.001
R69
10K 4.7K
C63
0.047
C61
QAX0402-001
C62
C66
C68
100P
C67
2
C13
0.047
R10
1.5K
C11
0.01
R12
1K
C21
0.047
CF1
QAX0420-001
R60
1K
QAX0263-001Z
C80
C81
82P
47P
10/16
X2
R80
2.2K
IC4
BU1923
R13
C12
100K
15P
R15
10K
R23
10
R20
330
C4
0.01
C82
Q1
R21
220K
R22
330
0.01
C18
Q14
10K
R84
C90
0.047
0.01
C83
L5
QQL231K-101Y
Q3
R16
10K
QAX0421-001
CF2
T1
Q4
QQR0793-001
R76
Q2
100/10
R29
R31
47K
C33
47/16
0.047
C36
10/16
R48
1K
C46
0.022
CF3
R25
47K
QAX0418-001Z
R24
C47
270
0.01
C45
C44
C43
10/16
220P
3.3/50
C30
R26
15K
680P
C55
12P
C31
39P
R36
R37
10K
4.7K
0.01
C93
IC1
TA2057N
C92
0.01
1K
0.047
C39
10K
C37
C34
15P
CF4
QAX0409-001
C41
0.1/50
0.01
C42
0.47/50
C40
R27
22K
QQR0794-001
C53
R74
3.3K
R30
10K
R38
3.9k
R42
C49
R39
C50
L10
1K
0.018
3.9k
0.018
R75
10K
0.01
R34
33K
Q7
C51
1/50
Q8
R35
33K
C52
1/50
CN1
QGF1201F3-10
C91
1
Note:/s/T/jsc/g103tue1.GNS10003-001A 4/5
E/EN/EV ver.
2.2/50
C84
330P
C85
560P
C86
C89
0.001
1K
R82
1K
R83
CN2
QGF1201F3-04
TUNER signal
FM signal
AM signal
ABCD E F G
2-5
CD Servo control section
UX-T770RUX-T770R
R605
270K
R606
150K
R609
100K
27K
270P
C619
R616
T1
T2
C605
C633
100P
BA6897FP
IC602
LDON
10/25
68
R621
F+
R634
2.2K
0.022/25
C615
68
R622
T+
F-
C616
0.022/25
11K
R601
68
R623
T-
R631
Q631
2SA952( L,K)
C606
C607
0.001
F1
F2
0.022
C624
47/10
F2
T1
C622R613
F1
T2
R615
91
F+
T+
TÂF-
FM+
SMÂSM+
FM-
12
120
AN8806SB
IC601
Q601
2SA952( L,K)
470/10
C634
100P
0.0082/16
C631
R614
0.001
10
C637
5
C001
1
HQMV7102-015
P001
HDU-100
EMV7144-015R
CN601
4
VR001
2K
3
CN602
AT-Y-6-06-PH-06AT-PH
2
0.1
C614
330
C629
C628
R633
R632
R607
ARF
1/50
C608
27K
100
C620
100P
C609
R641
R642
180P
0.027
C610
0.047/25
100/10
C632
C611
12K
100/10
R610
C618
0.0022/16
BDO
0.0047/16
56K
R612
150K
C617
R681
470K
0.01/16
C612
R643
R644
1K
0.022/25
C623
C604
C613
330P
OFT
RFDET
1.2M
R603
FM-
SM-
FM+
SM+
R645
R646
R647
8.2K
22K
TP601
C635
100P
C636
100P
22K
2.2K
4.7K
TBAL
FBAL
FE
TE
C621
NI
0.1
KICK
100/10
TRD
TVD
TRV
ECM
ECS
FOD
RFENV
TRCRS
VDET
TRV
TVD
ECM
ECS
KICK
TRD
FOD
FBAL
TBAL
FE
TE
RFENV
VDET
OFT
TRCRS
RFDET
BDO
LDON
ARF
TP602
C661
C653
0.022/25
470P
C676
0.001
C662
XRST
1K
R651
0.022/25
1.5M
R662
STAT
1K
R652
68K0.022
R661C663
C664
SUBQ
1K
R653
120K
R663
0.022/25
CN603
SQCK
1K
R654
R664
C665
C691
150P
C692
150P
C693
150P
IC603
MN35510
470
0.1
QGF1201F3-07
MLD
MDATA
MCLK
470
R655
C651
12P
C652
15P
R659
0.047/25
470
X651
VCX5016-934V
C671
0.0015/16
C655
C672
0.022/25
220/16
22
R666
0.0015/16
C674
C673
D661
C675
0.001
1SS254
1K
R671
1K
R672
CN605
VMC0041-003
SUBQ
SQCK
STAT
XRST
MCLK
MDATA
MLD
REST
CN604
QGF1201F3-11
1
Note:/s/T/jsc/g103cde1 GNS10003-001A 5/5
E/EN/EV ver.
2-6
CD signal
HABC DEFG
UX-T770R
Head amp & Mecha control section
SG-10SF3
IC1
FA1A4ZX
R110
22K
B199
C309
R317
0
4.7K
0.0022
0.0022
4.7K
C111
0.0012
C211
0.0012
0.0056
10
R113
R213
Q102
4.7K
R114
C112
R112
R111
R211
R212
2.2K
C212
4.7K
R214
Q202
FA1A4ZX
MA152WA-TX
2SC2001( K)
Q304
2SC2001( L,K)
2.7K
0.068
2.2K
33K
33K
0.068
2.7K
D301
Q302
C308
10
R315
Q323
2SC1623( 6) X
0.0056
R314
R306
2.2K
C307
0.01
FN1L4MX
Q301
Q375
2SB562( C)
R305
2.2K
C310
0.022
22K
R335
1.5K
FA1L4MX
Q321
D309
MA704AX
C375
100/10
Q376
2SC1623( 6) X
R375
0.01
C376
150
R376
4.7K
D375
MA3051( M) TX
Q371
0.0022
100K
560P
4.7/25
22/16
10/16
10/16
3.3K
560P
C207
22/16
C107
C109
C305
C304
3.3K
C306
47/16
C108
4.7/25
220/6.3
4.7/25
0.039
C303
C208
C302
4.7/25
39K
C209
R303
L303
VQP0033-100Z
L301
C311
0.0068
100/10
C313
C314C315
68k
R351
9.1K
R352
C351
10/16
R108
5.6K
R104
1.2K
R304
100
IC32
AN7317
R204
R208
1.5
1.5
R109
1.2K
C113
C213
1.2K
5.6K
R210
R209
1.2K
R316
Q303
2SC2001( K)
3.3
R313
56
56
R311
R310
Q305
2SC2001( L,K)
22
R101
5
BA3126N
IC31
R301
220
C301
C325
2SC1623( 6) X
C326
0.0039
Q310
2SC1623( 6) X
Q311
R326
560P
100/10
47K
C324
R325
R207
12K
R107
12K
R121
1K
R221
1K
1.5K
C322
12K
R334
0.01
4
VGH0425-544
VMC0163-R06
CN31
3
R327
470K
2
C121
330P
C221
330P
0.0015
Q309
2SC1623( 6) X
1K1K
R116R216
1.5K
R322
Q308
2SC1623( 6) X
C321
0.01
C110
C210
0.0068
0.0068
R333
820P
C103
220/6.3
C101
220P
Q101
FA1A4ZX 1.8K
C102
220P
C202
C204
0.033
C203
220/6.3
820P
22
C201
R201
QVPA603-503AZ
VR31
QVPA603-503AZ
VR32
R319
820P
C319
12K
Q307
2SC1623( 6) X
2SC1623( 6) X
C318
0.033
C104
FA1A4ZX
1.5K
Q306
0.01
R332
R103
R203
C105
R105
R106
2.4K2.4K
R102
C106
R202
1.8K
C206
R206
Q201
100K
0.0022
R205
C205
QQR0620-001
0.01
C316
12K
VWS304-06A13K
VR37
QVPA603-103AZM
2SA952( L,K)
R372
1K
IC33
SW4
R371
FA1F4MX
R339
Q372
2.2K
R336
4.7K
SW5
FW31
12K
BU4094BCF
SW1
C371
SW2
MSI-5U2LWA
R338
3.9K
R337
3.3K
4.7/25
QSEC001-E03
SW6
C374
100/10
390
R340
47/16
C331
D1
1SR139-100T
12K
R341
20K
R342
VGP2401-00A
EMV7159-010
CN1
CN32
QGB2011M1-10
18K
R343
1
Note:/s/T/jsc/g103tae1 GNS10003-001A 3/5
E/EN/EV ver.
CN34
VMC0163-R10
CN33
VMC0163-R09
REC signal
TAPE signal
ABCD E F G
2-7
Printed circuit boards
Main board
5
4
UX-T770RUX-T770R
3
2
1
2-8
HABC DEFG
UX-T770R
LCD system & CPU board
CD servo control board
5
C675
R692
C655
R691
R693
R655
C673
R651
R654
C691
R666
C671
R671
C692
CN602
D661
C672
R672
C693
1
SAFETY
REST
MLD
MDATA
CN604
MCLK
XRST
STAT
SQCK
SUBQ,
GND
11
GND
1
DO
CN605
GND
+B
3
16
GND
GND
SUBC
SBCK
CLDCK
BLKCK
XCLK
IPFLAG
DEMPH
DADAT
DALRC
DABCK
BCLK
LRCK
SRDATA
CN606
C664
R661
R621
R601
1
1
C656
C661
C608
R695
C662
R663
C657
C652
C610
C609
CN607 14
SUBC
CN607
SBCK
CLDCK
BLKCK
14
4
C666
C665
R664
R665
C667
TP601
GND
T02
3
R622
C629
R662
TP602
ARF
R623
X651
C663
C614
C628
C651
18
41
40
C611
R659
15
R603
C677
C612
C623
C674
60
61
80
1
C694
20
21
C613
R642
R641
R633
R647
R645
R643
C653
R646
R653
R652
R644
R631
R632
REST
FM-
FM+
SM-
GND
SM+
1
DG
MG
CN603
BTLM
+B
L
7
AG
R
19
R609
R610
C618
C617
C604
TE
R612
C621
1
C607
ABFCDKEMDLDVRGND
R613
R614
2
C605
Q601
BE
R616
C622
C616
R615
36
R605
R606
IC601
C615
C619
R607
C620
FE
15
CN601
F+T+T-
F-
1
28 15
C606
IC602
14
Q631
C632
EB
C631
C676
1
ABCD E F G
2-9
UX-T770RUX-T770R
Tuner board
5
T1
C45
Q13
D20
C34
R63
R55
R65
R32
C46
C36
R43
R21
R13
B129
D5
C69
B126
Q26
D6
R44
R56
R57
C23
C35
R11
R24
CF3
24
CF2
IC1
C18
1
C30
C39
C31
R28
R36
R37
C55
R48
C71
C96
Q6
E
R66
C32
B123
B121
R54
R23
L11
R22
R45
R60
R61
11
IC2
B127
Q1
B131
B135
Q15
E
R15
E
Q3
Q2
E
R12
R18
C21
B128
R85
B132
B130
L6
C80
Q12
R83
Q27
Q24
R82
C7
C81
R81
GND
ANTG
R-CH
L-CH+BDATA
MPXCKPERIOD
VT
C42
C41
R27
13
R30
C67
R52
CF1
B124
C47
R29
C66
C40
C44
R25
C37
R31
C33
B120
R62
C70
R20
R34
C10
4
R42
R35
EE
Q8
R39
C50
E
CF4
12
Q7
R38
C49
R68
R46
C68
L4
C63
R69
C62
3
T02
C61
1
C65
B122
X1
C72
22 12
C60
C1
C4
R1
C3
R2
TU1
2
C5
R17
R14
C93
C95
R96
R92
R90
C91
D21
C97
C92
D2
B133
R97
R98
C9
C8
D3
D4
C99
E
Q21
L7
L10
1
WR3
WR4
C90
R84
C94
C85
Q28
R91
D1
Q14
Q25
R86
C82
B134
L8
L5
C83
C86
C84
Head amplifier & Mechanism control board
1
C111
R304
B108
C109
6
SLC-S11
C306
8
B106
C101
9
B166
R116
B101
IC32
R216
C311
R327
VR37
1
VR31
VR32
C313
C316
C317
Q309
C121
PBLAGPBR
SW8V
B154
D309
C322
1
C312
L303
Q307
Q306
MS
C315
MB
CN34
R311
Q321
C320
C351
B107
R305
C106
C319
R102
C107
C102
C110
C318
R319
C307
Q301
Q305
Q101
C104
R335
B105
R103
Q304
R303
C103
R121
R221
10
R115
R101
B104
C303
MG
R110
R109
Q102
R108
R114
C113
C302
R301
1
9
B151
C108
B117
B152
B103
R113
C112
R112
R111
C301
B116
B157
R107
RECLAGRECR
R352
R351
Q303
B113
R315
C308
R314
6
B111
C324
R325
Q310
Q311
Q302
C326
C310
R322
C221
C309
L301
C314
R317
R316
3
4
C321
R313
R310
C325
C323
Q308
B112
Cassette switch board
SW1 SW2 SW3
D1
T01
P1
CN33
9
R342
C209
B115
R371
R341
16
1
CN31
CN1
IC1
C208
1
B114
B110
NC
R343
R213
C212
R212
C211
C207
R340
R211
R208
IC31
1
TAP
C206
C304
RRE
Q202
R214
C213
R210
R209
R333
R332
SOL
C375
C305
R339
MG
R205
R105
C105
C201
B109
5V
R106
C203
R206
R334
PHO
R204
C202
C210
R207
R306
C333
C332
R375
Q372
C205
R104
R203
PLA
C204
C331
FRE
R202
R215
R201
R331
SW6
70u
10
CN32
R372
R373
Q201
D301
B162
C371
16
1
T1A
SW4 SW5
Q375
R376
E
C374
R338
D375
E
R337
C376
Q371
R336
9
IC33
8
B
Q376
B
2-10
HABC DEFG
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