JVC UXG-46, UXG-47 Service manual
SCHEMATIC DIAGRAMS
MICRO COMPONENT SYSTEM
UX-G46B,UX-G46E,UX-G46EN
UX-G46EV,UX-G47E
CD-ROM No.SML200705
CA-UXG46
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
Contents
Block diagrams
Standard schematic diagrams
Printed circuit boards
COPYRIGHT 2007 Victor Company of Japan, Limited.
CA-UXG47SP-UXG46 SP-UXG46 SP-UXG47SP-UXG47
2-1
2-2
2-7 to 9
No.MB602SCH
2007/5
In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the
parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the " "
mark nearby are critical for safety.
Block diagram
[FRONT PCB-1]
DIMMER
CONTROL
Q626
DIMMER-1
DIMMER-2
[FRONT PCB-2]
STANDBY LED
D625
Q625
DIMMER LED
D626
KEY MATRIX
USB
VFD1
VFD DISPLAY
IC651
VFD DRIVER
Q627
5V
CONTROL
S602 to 615
JK971
RMC
IC625
BN651
BN652
VR601
ENCODER
BN971 CN860
CN601
Main section
CN403
CN401,CN402
CD
MECHANISM
FOUCS COIL
TRACKING COIL
FEED/SPINDLE
MOTOR
OP/CL
MOTOR
CD servo section
IC401
MICON
Q402
RESET
JK981
AUX IN
IC371
BUFFER
TUNER PACK
3.3V
Q354
VCC3.3V SW
MOTOR
DRIVE
IC372,Q371
AUX SIGNAL DETECT
VCC9V SW
IC701
ASP
3.3V
IC703
IC862
5V
5V REG.
Q361,Q362
AUX LEVEL
SELECT CTRL
9V
9V
Q352
CN801,CN802
8V
X860
12MHz
USB POWER
CONTROL
Q862
LOGIC
CONTROL
AUX
TUNER
CD
TREBLE/BASS
CIRCUIT
IC803
1.8V REG.
Q703
CD ON/OFF
CONTROL
X401
8.0MHz
18dB AMP
IC801
1.8V
USB HOST
TREBLE
VOLUME
DSP
IC860
X402
32.768kHz
IC501
FUNCTION
BASS
REC
AMP
ZD501,ZD502
+/-4.7V REG.
Q861
3.3V REG.
Q896
USB ON/OFF
CONTROL
3.3V
TAP E
+/-9V
X801
16.9344MHz
Q243
RELAY
CTRL
Q201,Q202
MUTE CTRL
AHB CONTROL
IC551
AHB PRO
IC802
DRAM
IC105
AMP.
BC CNT
BN903
PROTECT
THEMAL PROTECT
IC112
9V REG.
IC113
8V REG.
VFD AC
-28V
CN103
BN101
Trans & Regulatorsection
+/-VP
DC PROTECT
SHORT
PROTECT
BN102
IC901
5V REG.
CONTROL
TRANS
IC111,IC110
-9V/12V REG.
15V
D111
D901
to D905
DIODE
Q903
RELAY
PT902
SUB
TRANS
RY901
RELAY
L-ch
RY201
RELAY
R-ch
CN141
Q144
FAN
DRIVE
CN204
Q291
Q292
HP MUTE
+/-VP
D101
MOTOR
CN101CN102
L901
FILTER
-AC
SP201
SPEAKER
FAN
JK991
HEAD
PHONE
AC
CORD
2-1
Standard schematic diagrams
Main section (1/3)
VFD DISPLAY
G11
TO MAIN PCB
CN601
FFC-1.25-16P
16
VFD AC1
VFD AC2
14
-28V
N.M
12
5V
5V
10
GND
GND
8
REMOTE
KEY1
6
KEY2
CLKB
4
DIN
SENB
2
ENSW1
ENSW2
F2
NP
NP
F2
39 38 37 36
1
R651
1
R652
C651
C652
C653
C654
R654
15
13
11
9
7
R601
R602
R603
1K
1K
1K
5
3
1
FRONT PCB-1
FRONT PCB-2
KEY OPTION
AISA/U
KEY
REC
S612
FM/AM
S605
TAP E
S606
VFD1
NM
22U/50V
NM
22U/50V
C655
0.1U
L651
10uH
22
E(EUROPE)
DIMMER
AM
FM
R604
R605
R606
G10G9G8G7G6G5G4G3G2
G11
G10
G11
G10
47K
47K
R660
R661
0
R653
C656
100U/50V
C657
0.01U
C658
100P
C659
100P
C660
100P
N.M
N.M
N.M
0.01U
STBY/ON
C602
0.01U
REW/-SKIP
C601
G09
G08
G07
G06
G05
G09
G08
G07
G06
G05
47K
47K
47K
47K
47K
R662
R663
R664
R665
R666
1SS133
D602
D601
C605
R616
910 1.1K 1.3K 1.8K 2K 3K
S608
S-TURBO
R607 R608 R609 R610 R611 R612
910 1.1K
S602
STOP
G1
R655
C625
G01
G01
47K
R670
C661
S610
S604
0.1U
1000P
P20
P20
47K
R671
P[01:20]
P03
1
P02
2
P01
3
4
5
6
7
8
9
10
11
12
13
14
27K
15
16
1000U/10V
C662
C663
0.1U
OUT
GND
TREBLE
1.3K
FM/AMAMTAPE
G04
G03
G02
G04
G03
G02
47K
47K
47K
R667
R668
R669
R626
220
R625
100K
1SS133
0.1U
R617 R618 R619 R620 R621
S609
BASS
S603
FF/+SKIP
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P19
P18
P17
P16
P15
P14
P13
P12
P11
P19
P18
P17
P16
P15
P14
P13
P12
47K
47K
R676
R677
P08
P07
P08
P07
P06
R627
220
100/10
5
6
KEY2
KEY2
5
6
S612
2K 3K
S606
P11
47K
47K
47K
R678
R679
R680
P11
P10
P09
P10
P09
IC651
S5G5128A
[VFD DRIVER]
G11
G11
3
4
GND
+5V
3
4
R628
S613
AUX
S607
CD PLAY
47K
47K
47K
47K
R672
R673
R674
R675
P06
P05
P04
64636261605958575655545352
P05
P04
P03
P02
P01
VSS
LED-STBY
DIMMER 1
DIMMER 2
SENB
SDIN
SCLK
VSS
OSC
VDD
VEE
171819202122232425
IC625
RMC(PRM1740-V4)
B+
C626
7
8
ENSW2
ENSW1
7
8
S611
REC
DIMMER
1.8K
S605
FM
P10P9P8P7P6P5P4P3P2
P10
P09
P08
P07
P06
P05
P04
P10
P09
P08
P07
P06
P05
47K
R683
P14
P13
G08
G08
220
R629
BN651
LED
BN652
1.5K
47K
R684
P15
P14
G07
G07
S615
S614
P15
G06
Q626
DTA114TK
P04
47K
47K
47K
R685
R686
R687
P18
P17
P16
51
P17
P16
G05
G04
G06
G05
G04
DIMMER-1
270
R630
LED-LIGHT
KRA107TK
ENCODER(LE21205K)
2
C604
470p
R681
P11
G10
47K
G10
2
ST-BY
2
P12
47K
R682
P13
P12
G09
G09
1
DIM-
1
CD OPEN
USB
VR-DOWN VR-UP
P03
P03
47K
R688
50
P18
G03
G03
D625
Q625
P1
P02
P01
P02
P01
47K
47K
R689
R690
C665
0.1U
49
VDD
48
VEE
47
P19
P20
46
45
44
43
42
41
40
39
38
37
36
35
34
33
G01
G02
32313029282726
G02
G[01:20]
DTA114TK
390
R631
R632
LED-STBY
VR601
345
Q627
470
P20
P19
G01
DIMMER
1
C603
470p
F1F1NP
NP
12345679101112 81314151617181920212223242535 34 32 31 30 29 28 27 2633
DIMMER-2
LED-2.5
D626
C664
0.1U
XRST
MD0
MD1
MD2
MD3
MD4
MD5
MD6
MD7
MADDR
MCS
MCK MWR
MDAT MRD
DECINT
DSP SENSE
ISTAT
MLT
IN-SW
HOST RDY
H-OUT M-IN
CD
FFC-1.25-20P
CD
HOST CLK
H-IN M-OUT
U51F ON/OFF
CD ON
SAFETY
HOST SENSE
CD CL MO
CD OP MO
CD OPEN SW
CD CL SW
USB5V ON/OFF
FFC-1.25-11P
FRONT
VFD AC1
VFD AC2
-28V
N.C
5V
5V
GND
GND
REMOTE
KEY1
KEY2
CLKB
DIN
SENB
ENSW1
ENSW2
FFC-1.25-16P
AUX Lch
GND
AUX Rch
TO MAIN
AUX
SENSE
GND
D-
D+
TO CD
5V
5V
D+
D-
GND
USB JACK
HP-DET
HP-Rch
GND
HP-Lch
FROM AMP
BN991
CON-ASSY2.0-4P
DA01
20
DA02
19
DA03
18
DA04
17
DA05
16
DA06
15
DA07
14
DA08
13
DA09
12
DA10
11
DA11
10
DA20
9
DA21
8
DA22
7
DA23
6
DA24
5
DA25
4
DA32
3
DA42
2
DA43
1
CN401
DA44
11
DA45
10
DA46
9
DA80
8
7
DA63
6
DA79
5
DA78
4
DA76
3
DA77
2
1
CN402
16
14
12
10
CN403
15
13
11
9
8
7
6
5
4
3
2
1
BN981
CON-ASSY2.0-4P
4
3
2
1
BN971
1
2
3
4
1
2
3
4
4
3
2
1
VFD-AC1 [3]
VFD-AC2 [3]
-28V [3]
+9V
1uH
1uH
L972
L973
FRONT PCB-3
DA23
DA24
DA11
DA32
DA44
DA76
DA77
DA78
DA79
C422
C423
C424
C425
C426
FR12
FR39
FR28
FR29
FR72
FR73
FR71
L953
1SS133
D971
C993
L991
R993
R992
R991
33P
33P
33P
33P
22P
FR71
FR72
FR73
R478
R479
R480
R481
R482
R483
1SS133
D972
BEAD
22P
1uH
100
82
82
TA4 7
10K
10K
100(A)
100(A)
10K
10K
D991
D992
C995
TA65
TA66
TA67
TA68
TA69
TA70
C992
R467
R484
R485
1000P
C991
C994
0.1U
1SS133
1SS133
0.1U
R490
R487
R471
R472
R473
R474
R475
R476
R477
1000P
R488
10K(A)
R489
10K(A)
47K
R486
FR[01:80]
C983
C984
47K
1K(A)
100
65
66
67
69
100(A)
70
100
71
100(A)
72
100(A)
73
100
74
100
75
76
77
100(A)
78
100(A)
79
80
100(A)
DA80
R985
1000P
R986
1000P
JK991
HP-3.5(PJ-321B)
TA64
TA62
TA61
TA60
TA59
TA58
TA57
DA63
100
R463
100(A)
R469
R470
100(A)
646863626160595857565554535251
AUX-SE
NSE-2
H-SEN
SER
HALL
AUX SENSE-1
AUX-OUT
AHB CNT
VOL VCC
VOL VCC/2
FAN CNT
VFD-SENB
VFD-CLKB
VFD-DIN
ENCODER SW1
ENCODER SW2
CD OPEN SW
CD CL SW
CD OP MO
CD CL MO
CD ON
51F ON
1234567
100
100
100
R420
R421
R422
DA01
DA02
R401
1K(A)
Q401
D954
1SS355
R983
2K
47K
470P
C981
R984
47K
470P
C982
2K
R987
100
100(A)
R468
R466
BIAS ON
/RDS ON
BEATCUT
E-VER
U-VER
XRST
MD0/OPTION0
MD1/OPTION1
MD2/OPTION2
100
100
100
R423
R424
R425
DA03
DA04
DA05
8.0MHZ
X401
33P
C404
R402
0
DTC114YK
D955
1SS355
L981
BEAD
100
N.C
100(A)
R465
R464
SOL A
MOTOR
PORT 60
RDS ON/OFF
BEAT CUT
MD3/OPTION3
MD4
MD5
100
100
R426
R427
DA06
DA07
C405
C403
L401
HEADPHONE
W991
WIRE
TA50
TA49
TA48
TA55
TA54
100(A)
R462
C421
N.C
VDD2
TU CE
TU ON
CLK-SHIFT
IC401
S3C825A
MD6
MD7
MADDR
MCS
VDD1
9
10111281314151617181920212223
100
100
100
R428
R429
R430
DA08
DA09
DA10
DA11
100P
15P
0.1U
470U/6.3
JW
C401
C402
JK981
TA47
DA46
100(A)
100(A)
100(A)
100(A)
100(A)
R461
R460
R459
R458
R457
0.1
50
VCL1
VSS2
TU CLK
USB 5V
TU D OUT
ON/OFF
TU DATA IN
46,51F ON/OFF
45,H-IN/M-O
44,H-CLK
VSS1
XOUT
XIN
TEST
XTIN
XTOUT
RESET
100
R431
R403
0.1U
0.1U
Q402
DTC114YK
C407
C406
VERSION OPTION * NO ( ):INITIAL SETTING
VERSION
J/C
B/E/EN/EV/EE
A
US/UJ/U
UW/UY
UX
AUX
DIODE OPTION
D421
D422
D423
TA41
DA45
DA44
DA43
DA42
100(A)
100(A)
100(A)
100(A)
R456
R455
R454
R453
414243444546474849
RDS CLK
REMOCON
F MUTE
SP RELAY
AC RELAY
INH
SAFETY
OPTION IN
43,H-O/M-IN
42,H-RDY
41,RDS DATA
LIMIT SW
AVSS
PWR DET
KEY2
KEY1
TAPE SW
AVREF
MLT
ISTAT
MWR/MCK
MRD/MDATA
DECINT
D SENSE
24
100
100
100
100
100
R432
R433
R434
R435
R436
DA20
DA21
DA22
DA23
DA24
32.768KHZ
X402
22P
C410
L402
10UH(A)
D401
1K
1SS133
R404
C412
47K
2.2u/50V
D405
N.M
R405
1SS133
FM(MHz) STEP CLOCK VERSION
87.5-108.0
87.5-108.0
87.5-108.0
87.5-108.0
87.5-108.0
87.5-108.0
J/C B/E/EN/EV/EE A US/UJ/U UW/UY UX
X
0
X
X
X
X
R452
2.2K
R451
10K
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
C411
22P
R406
C413
470U/6.3V
100KHz
50KHz
50KHz
50(100)KHz
(50)100KHz
50(100)KHz
X
0
X
R441
100
330(A)
C414
TA4 0
C420
R408
D402
1SS133
470U/6.3V
AM/PM 12 HR
24 HR
24 HR
24 HR
24 HR
24 HR
0
0
X
N.M
2.2K(A)
R407
1.8K(A)
D403
1SS133
0.1U
C415
X
X
0
DA[01:85]
1SS133
1SS133
1SS133
100/10
10K
R439
1SS133
C416
100
100(A)
100(A)
100(A)
100(A)
100
100(A)
10K
R440
R443
100/10
DA02
DA03
DA04
DA32
JR
DA25
Q404
2SC1815GR
0.1U
C417
ZD402
1K
R437
D421
D422
D423
C408
R450
R449
R448
R447
R446
R445
R444
4.7K
R438
D404
* N.M : No Mount Parts
AM(kHz) STEP
J/C
B/E/EN/EV/EE
A
US/UJ/U
UW/UY
UX
0
X
0
530 - 1710
522 - 1629
522 - 1710
531(530) - 1710(1710)
(531)530 - (1710)1710
531(530) - 1602(1600)
VERSION
E
U*/A
[2,3]
TA[01:90]
FR39
TA3 8
TA3 7
TA3 6
TA3 4
TA3 0
FR29
FR28
TA2 7
FR12
JW
J416
TA8 1
47
R411
TA3 5
C418
UZ4.7BSA
TA8 2
R428
R465
R464
R466
X0X0X
330U/10
10KHz
9KHz
9KHz
9(10)KHz
(9)10KHz
9(10)KHz
R468
R469
0
2-2
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