JVC TH-M303, TH-M508 Schematics
SCHEMATIC DIAGRAMS
DVD DIGITAL CINEMA SYSTEM
TH-M508, TH-M303
(SP-THM508F)
(SP-THM508C)
(SP-THM303C)
(SP-THM303F)
CD-ROM No.SML200408
(SP-THM505S)
(XV-THM508)
(SP-PWM303)
(SP-THM303S)
Area suffix
A ------------------------ Australia
(SP-PWM508)
Contents
Block diagrams
Standard schematic diagrams
Printed circuit boards
COPYRIGHT 2004 Victor Company of Japan, Limited.
(XV-THM303)
2-1
2-3 to 15
2-16 to 21
No.MB309SCH
2004/8
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 diagrams
<Main body section>
DVD servo board
CN101
A, B, C, D, E, F, RF+, PD(CD), PD(DVD)
DVD traverse
mechanism
DVD traverse
FM+/WOUT
VOUT
UOUT
CN201
COM
LD(CD), LD(DVD)
IC201
DRVER
mechanism
DVD changer mechanism section
TRAY1 to 5
CLOSE SW
TRAY
OPEN SW
SUB TRAY
START SW
TR1_CL to
TR5_CL
M.TR_OP
S.TR_ST
CN3
CN2
Power supply section
FL SW, -VDISP SW
B5V REG.
IC901
SWITCH
REG.
T901
POWER
TRANS.
D5V REG.
DIODE
BRIDGE
P901
AC IN
Q954,Q955
DVD5V SW
Q958 to Q961
A+/-12V REG.
FL display section
S531 to S540
DISC_KEY
X501
8MHz
IC501
DISPLAY
MICOM
G1 to G14
P1 to P35
DI501
FL DISPLAY
KEY3, KEY4
VOL1
VOL2
JS541
DI-CK, DI-DT
DI-CS, DI-RST
ILLUMI
DISC1 to 5
DIMMER
REMOCON
KEY1
Q561 to Q566
D561 to D565
DISC LED
F+/T+/-
POSITION
MOTOR
Q951, Q953
IC953
IC951
IC511
REMOCON
STANDBY
Q503
Q101 to Q104
SUB TRAY
END SW
M
TRAY
TRAY / POSITION
D5V
DVD5V
A+12V
A-12V
MOTOR DRIVER
F1,F2,-VDISP
B5V,D5V
FL display
section (P_key)
FW502
FW511
KEY1
STANDBY
LPCO1, LPCO2
CDLDCUR, DVDLDCUR
X351
27MHz
SPDRV, TRSDRV, FODRV, TRDRV
/DRVMUTE, /SPMUTE, FG, WHALF
IC1
POSITION
SENSOR
IC1, IC2
POS_UP, POS_DOWN
TR_OP, TR_CL
System control section
DVD-PON
SYS-PON
D970
DVD3.3V
F1,F2
-VDISP
B5V, D5V
M9V
CN406/CN407 CN404/CN405
FW901
FW902
CN501
CN450
(LED)
S521
POWER
SW
D511
STANDBY
LED
ILLUMI.
LED
FL display section
(Operation key)
S522 to S529
OPERATION SW
TRVSW
CN1
B5V
D5V
DVD-5V
DVD-4V
M9V
+12V
-12V
Q4702
IC472
RESET
CN551
IC301
PANTERA-2
CN453
LSENSOR
STEDSW
CLSWT1 to 5
STSTSW
MTOPSW
CN451CN452
POSMUP
POSMDN
MTOP, MTCL
IC473
U2SDT
CS
SYS-PON, DVD-PON
X4701
8MHz
Q4821
AM-BEAT
CUT
RESET-IN/RST
(Connect)
CN561
ILLUMI
KEY1
KEY2
EXADT0 to 15, EXADR16 to 20
NEXCE, NEXOE, NEXWE
EXADT0 to 15
NEXCE
MA0 to 10, BA0, BA1
MDQ0 to 31, DQM0 to 3
NCSM,NRAS, NCAS, NWE
INDEX, TRACK, COPY
AIN, AOUT 0 to 2, BCK, LRCLK
DACPDN, DAC0CS, DCLK, DDATA
S2UDT
U2SDT
SCLK
SCS
CPURST
UCS
DISCSET
DISCSTP
IC452
EEPROM
EPDI,EPDO
EPCS,EPSK
IC451
MECHA
CONTROLLOR
DISPS2D, DISPBUSY
IC471
SYSTEM
STAND-BY
REMOCON
ILLUMI
CN457CN456
MICOM
Q4091, Q4092
TU9V REG.
AM-BEAT
VOL-1, VOL-2
KEY1, KEY2
KEY3, KEY4
DI-CK, DI-DT
DI-CS, DI-RST
FW561
FW521
FLASH ROM
IC512, IC513
COUT
YOUT
CrOUT
CbOUT
TX
RX
DISPRST
DISPBUSY
DISPCS
DISPCK
DISPD2S
DISPS2D
CPURST
INTP
SCLK
S2UDT
SW-PON
S-MUTE
HP-DET
ECHOLEVEL
MICMUTE
MIC
AVC-OUT
AVC-IN
TU-DI, TU-DO, TU-CK
TU-CE, RDS
TU-PON
LRMUTE
SWMUTE
CN703 CN701 CN702
CN403 CN401 CN402
VOL-MUTE
Q4811, Q4812
SW-PON
Q4801, Q4802
Q4703
AVVLR
TU9V
IC509
LATCH
IC505
DRAM
IC704
ADC
S-MUTE
DRIVER
IC475
IC478
TUNER
AMP.
LADD0 to 15
AINL
AINR
IC701
to
IC703
DAC
FAOUTL
FAOUTR
RAOUTL
RAOUTR
CAOUT
SWAOUT
ADINL
ADINR
IC476
AMP.
J4891
AV
COMPULINK
CN410
Tune r
Pack
Audio input/output section
SW.P.ON, SETUP
Q1131
Q1133
Q1135
S.MUTE
Q1251
Q1252
IC531
AMP.
Video input/output section
VIDEO-SW
ECHOLEVEL
MICMUTE
MIC
DIDITAL ECHO
TU-SW
IC581
IC591
AMP.
OUT-C
OUT-SW
OUT-SL
OUT-SR
CN442 CN441
CN412 CN411
OUT-L, OUT-R
DIN, DOUT
C, CV-Y1, Y2-G
CB-B, CR-R
AUX-L, AUX-R
VOL-MUTE
VOL-DT, VOL-CK
SETUP, TU, L-R
SWPON
SMUTE
TU-L, TU-R
TU-SW
HPOUT-L
HPOUT-R
HEAD
J6001
PHONE
OUT
S_MUTE
L-R
TUNER
TU_L, TU_R
OUT-L
OUT-R
IC601
HP
AMP.
HP-L
HP-R
CN460
CN701
HP-L, HP-R, HP-DET
+IN 1, +IN 2
C IN, SW IN
VOL_MUTE
VOL_DT
VOL_CK
IC151
AUDIO
SW
VIDEO-MUTE1
VIDEO-MUTE2
VIDEO-YCMIX
VIDEO-RGB
VIDEO-LPF
CR-R
CB-B
Y2-G
IC761
C, SW
SL, SR
IC158
IC160
AMP.
L, R
to
HPOUT_L
HPOUT_R
IC153
6CH
VOL.
IC431
VIDEO
DRIVER
CV-Y1
C
IC411
VIDEO
SW1
Jack section
IC701
MIC
AMP.
DOUT
AUX-L
AUX-R
J1103
SYSTEM
CONN.
IC509
DIGITAL
DIN
IN
TH-M508 only
IC510
DIGITAL
OUT
J1101
AUX IN
Cr
J4402
COMPONENT
Cb
VIDEO OUT
Y
C
S-VIDEO OUT
Y
COMPOSITE
VIDEO OUT
J4401
C
S-VIDEO IN
Y
COMPOSITE
VIDEO IN
J7001
J7002
MIC
IN1,2
2-1
<Subwoofer section (For TH-M303)><Subwoofer section (For TH-M508)>
Mini Din
CONN.
FAN
TO SW
SPEAKER
Terminal section
C
FL, FR
J1001
CN202
SL, SR
SW
FAN +
FAN -
Sig.In Sig.Out
CN121 CN133
CN502
IC201
AMP.
IC203
AMP.
CN204
SP+
SP-
Amplifier section
Sig.Out
TX.RX
FAN+, FAN-, CLK
CLK
IC271
AMP.
IC101
POWER
AMP.
IC102
POWER
AMP.
IC204, IC205
CLOCK
GENERATOR
RY101
RY102
RY103
IC105
AMP.
SL, SW
IC601
MICOM
IC104
AMP.
FAN.ON
C, SR
CN501
SW, C
FL, FR
SL, SR
TX.RX
CLK
Q3714 to Q3718
FAN CONTROL
IC103
AMP.
FL, FR
FAN+, FAN-
J1002
FROUT
FLOUT
COUT
SROUT
SLOUT
Mini Din
CONN.
Amplifier section
IC201
POWER
AMP.
IC202
POWER
AMP.
C, SW
SL, SR
J2701
L, R
CN273 CN272 CN271
CN502 CN372 CN501
PROTECT
P.ON_SIG
P.ON_SIG
RY271
RY272
Q523 to Q525
PROTECTOR
Q542
LOW VOLTAGE
DETECTOR
RY273
SW_SIG
SR_SIG
SW_SIG
IC303
AMP.
SP_RELAY-
Q603
Q604
IC302
AMP.
AD_SL
AD_C
IC601
MICOM
IC301
AMP.
AD_L
AD_R
LED
J2702
FLOUT
FROUT
FCOUT
SLOUT
SROUT
CN274
TO SW
SPEAKER
FW501 CN371
D561
LED
D5001
LED
AC IN
W3001
LED
Q34704 to Q3707
CN311
Power/Micom section
PROTECT
PROTECTOR
RY311
-7V
D3908
-7V REG.
Q3902
-12V REG.
-12V
+5V
+7V
Q3903
+5V REG.
D3907
+7V REG.
+VH, -VH
+VL, -VL
CN312
+12V
Q3901
+12V REG.
D3201, D3202
CN231
T101
POWER
TRANS.
2-2
AC IN
P.ON_SIG
Q501 to Q505
POWER CONTROL
& PROTECTOR
CN101
RY101
Power/Micom section
+5V
+7V
-7V
Q152
5V_REG.
D165
7V_REG.
D166
-7V_REG.
+12V
Q151
12V_REG.
+VH, -VH
+VL, -VL
CN102
FAN ON
D151, D152
CN151
T101
POWER
TRANS.
FAN
Standard schematic diagrams
<Main body section>
Power supply section
Ver.J/C
120V 60Hz
Ver.B/E/EN/EV/EE
230V 50Hz
Ver.US/UW/UJ/UG
UX/UT
110-240V 50/60Hz
Ver.A
240V 50Hz
EP901
QNZ0136-001Z
*F901
!
P901
FC901
FC902
*
QNG0003-001Z
QNG0003-001Z
!
12
EP902
QNZ0136-001Z
!
C904
!
C905
0.001/AC250V
0.001/AC250V
C902
!
0.068/AC275V
R921
3.3M
*
L901
QQR1105-001
4
1
!
E70306-002
HS901
!
23
!
IC901
STR-G6651
SWITCH
REG.
OCP/FB
C941
NI
C970
NI
LVA10468-A2
POWER PWB
!
D970
ER204-F33
-29.7V
-24.8V
-33.6V
-12.5
FW901
QUM219-06DGZ4
F-
1
F+
2
-VDISP
3
5.0V
D5V
4
DGND
5
0V
DGND
6
5.0V
B5V
7
5.0V
DVD-PON
8
5.0V
SYS-PON
9
FW902
QUM21A-06DGZ4
4.9V
DVD5V
1
DGND
2
0V
DGND
3
4.3V
DVD3.3V
4
MGND
5
9.1V
M9V
6
0V
MGND
7
12.5
A+12V
8
0V
AGND
9
A-12V
10
TO CN406,CN407
OF LVA10468-A1OF LVA10468-A1
(SHEET 2)
TO CN404,CN405
(SHEET 2)
!
T901
QQS0097-001
R903
27
D908
ERA18-04-T1
R904
2.2k
C910
PC902
PC123Y22FZ
PC901
PC123Y22FZ
0.6V
1
2
3
4
5
6
!
!
C992
0.47/50
R960
100
R961
GROUND POINT
FOR SECONDARY
VOLTAGE
R969
220
R962
*
*
D991
1M
680
R964
D901
!
DI106
3
1
5
4
VIN
3
GND
2
S
1
D
2
*
C907
4
100p/1000
R911R910
*
(2W)
R905
68k
*
R908
3.3k
!
C913
C908
0.0033
/1000
GROUND POINT
FOR PRIMARY
VOLTAGE
R907
0.47
(2W)
*
K902
470p/50
0.1/50
D911
FR104S-T5
*
C915
C918
R906
680
!
C916
0.0022/AC250V
C917
NI
C914
39/25
R901
68k
(1W)
D903
ERA18-04-T1
D902
ERA18-04-T1
ERA18-04-T1
ERA18-04-T1
2SD601A/QR/-X
C909
100p/1000
D904
D910
14
32
14
32
4.2V
Q991
0V
220p/50
1.21V
0V
5.2V
C993
100p/50
7
8
9
10
11
12
13
16
15
14
R963
*
10k
R965
FR104S-T5
FR104S-T5
100p/50C951
D951
100p/1000C952
D952
CP951
!
ICP-N10-T
C960
82/10
R954
!
FR
(1/4W)
-VDISP
10
L951
0.22
C963
C964
39/50
C961
1.5/25
Q953
KTA1267/YG/-T
-33.6V-36.6V
2.7k
R980
-35.0V
22/50
D950
MTZJ36C-T2
C994
0.022/50
D5V
!
SB340-F82
100p/50C953
D953
!
L952
22
C965
1000/10
100p/50C954
*
D954
C979
820/16
220/16
C966
CP952
*
!
22L955
C997
C962
470/10
ICP-N5-T
22/50
C967
Q951
2SC3576-JVC-T
D960
22k
R955
MTZJ3.6B-T2
IC951 PQ05RD21
IN2OUT3GND4CTRL
1
5.6V
5.0V
0V
0.1/16
220R966
C976
0.1/16
C981
1.5/25
-26.9V
9.2V
R951
R952
10k
0.1/16
IC953
KIA7805API
FL SW
DVD5V SW
5.0V
22k
R981
4.8V
C968
5.0V
321
R977
15
4.9V
Q954
SI2305DS-X
0V
0V
Q955
KRC103S-X
0V
B5V
1k
C977
0.1/16
C978
100/10
-27.7V-27.6V
R953
22k
4.8V
C969
220/10
0V
10/50
C980
M9V
Ver.
REF No.
*R910 *R911
REF No.
ADDRESS
(A-3)
*F901
*R962
(E-7)
*R963
*D991
(F-7)
*K902
(C-5)
(B-3)
*R921
(B-2)
*P901
(B-5)
(F-10)
*CP952 0 ICP-N5-T ICP-N5-T ICP-N5-T
ADDRESS
*C907
(B-5)
*D954
(F-9) FR104S-T5
D
QMF51U1-1R6-J8
(1.6A/125V)
1M
100
MTZJ5.1C-T2 MTZJ5.1B-T2 MTZJ5.1B-T2
QQR0779-001Z 0 0
NONE
QNC0081-001
750k 750k 470k 470k
(B3198)
D J/C
QETM2DM-157 QETM2GM-686
(150/200) (68/400)
J/C
QMF51U1-1R6-J8
(1.6A/125V)
1M
100(E-8)
MTZJ5.1C-T2
QQR0779-001Z
3.3M
QETM2DM-157
(150/200)
ERA18-04-T1
/EV
B/E/EN/EE
QMF51W2-1R6-J8
(T1.6AL) (T1.6AL)
NONE NONE
180 180
(B3199)
NONE NONE
QNC0081-001 QNC0081-001QNC0082-001
B/E/EN/EE/EV
/A
FR104S-T5
UG/US/UW/UJ
/A/UX/UT
QMF51W2-1R6-J8
(B3199)
US/UW/UJ/UGVer.
/UX/UT
QETM2GM-107
(100/400)
FR104S-T5
VERSION CODES
J :U.S.A.
C :CANADA
E :GERMANY/FRANCE/HOLLAND
B :GREAT BRITAIN
EE:RUSSIA
EN:SWEDEN/NORWAY/FINLAND/DENMARK
EAST EUROPE
EV;
A :AUSTRALIA
UW:BRAZIL/MEXICO/PERU
US:SINGAPOLE
UJ:USA MILITALY BASE
UG:TURKEY/EGYPT/SOUTHAFRICA
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
!
!
D956
FR104S-T5
560/25
180/25
D957
FR104S-T5
C957
100p/50
C956
100p/50
C982
C987
EP951
QNZ0136-001Z
L957
10
220/16C984
33k
R990
2SB709A/QR/-X
33k
R989
100/16
C989
L959
10
KTA1271/OY/-T
12.5 12.5V
R983
1k
R984
2.2k
Q960
R988
2.2k
-12.5V -12.5V
KTC3203/OY/-T
Q961
Q958
12.0V
12.0V
12.0V
D958
1SS133-T2
R986
1.5k
R987
1.5k
-12.4V
11.2V
R985
1.3k
Q959
KRC103S-X
0V
4.8V
0V
C985
100/25
C986
100/25
A+12V
A-12V
SHEET 1
2-3
System control section
LVA10468-A1
MAIN PWB
CN407
QGD2504C1-05Z
F-
-30.2V
5
F+
4
-25.9V
3
-VDISP
-33.9V
4.9V
2
0V
1
!
ICP-N5-T
CN406
QGD2504C1-04Z
CP471
4
0V
3
5.0V
2
4.9V
1
4.9V
CN405
QGD2504C1-05Z
5
5.0V
4
0V
3
0V
4.1V
2
0V
1
5
8.9V
4
0V
12.1V
3
2
0V
-12.5V
1
CN404
QGD2504C1-05Z
28
0V
27
0V
0.9V
26
25
0V
24
0V
0V
23
0.2V
22
21
0V
20
0.4V
19
5.0V
18
D4V
4.1V
17
D4V
4.1V
16
3.1V
15
0V
14
0V
13
0V
12
2.8V
11
8.9V
10
8.9V
9
8.9V
8
1.7V
7
3.3V
6
3.0V
5
3.2V
4
3.2V
2.5V
3
0.4V
2
1
3.2V
CN403
QGF1036C1-28
NI
C4014
D3.3V SW
3.3V
10k
D3.3V
5.0V
R4844
4.8V
0V
R4845
2.2k
NI
0V
C4016
NI
C4017
5.6kR4886
4.7kR4884
KRC102S-X
D4841
MTZJ2.0A-T2
2.2
R4843
1W
D4842
MTZJ3.3A-T2
M508 ONLY
Q4953
NI
R4882
100
2.7kR4866
2.2kR4864
2.2kR4863
R4861
2.2k
4.7kR4883
4.7kR4881
To FW901
OF LVA10468-A2
(SHEET 1)
To FW902
OF LVA10468-A2
(SHEET 1)
To CN703
OF LVA10510-91A
(SHEET 8)
D5V
DGND
DGND
B5V
DVD-PON
SYS-PON
DVD-5V
DVD-GND
DVD-GND
DVD-4V
MGND
M9V
MGND
+12V
AGND
-12V
Y-OUT
VGND
C-OUT
DGND
Cr-OUT
DGND
Cb-OUT
DGND
COMP
S5V
D2V
MGND
MGND
MGND
RX
M5V
M9V
M9V
TX
B3.3V
DISPS2D
DISPD2S
DISPCK
DISPCS
DISPBUSY
DISPRST
(1/2)
DVD B3.3V
R4961
D4961
MTZJ4.7A-T2
C4015
3.3V
Q4954
2SA1362/G/-X
Q4955
DMUTE
S2UDT
SCLK
INTP
CPURST
1.5
12.3V 5.0V
100/16C4901
DVD-PON
KTC3203/OY/-T
Q4961
5.0V
4.1V
270
NI
Y2-G
AGND
C
CR-R
CB-B
CV-Y1
DVDGND
DIN
DOUT
C4006
EP403
A5V REG
KIA7805API
1
0.01C4902
3.4V
D4963
C4961
C4003
IC491
0V
1SS133-T2
100/16
QGF1036C1-08
CN402
To CN702
OF LVA10510-91A
(SHEET 8)
2.5V
2.5V
0V
0V
0V
2.5V
2.5V
AGND
AGND
AGND
OUT-SL
OUT-SR
OUT-C
1234567
OUT-SW
SAFETY
CN411
QGF1036C1-31
TO CN441 OF LVA10476-A1
0V0V-12.0V
4.6V
0V
0V
12.0V
0V
VOL-DT
VOL-CK
S-BOOST
VOL-MUTE
L-R
SWPON
SETUP
123456789
(SHEET 5) (SHEET 5)
TO CN442 OF LVA10476-A1
0V0V0V0V0V
-7.1V0V7.1V
0V
TUTUSMUTE
0V
0V
2.5V
2.5V
-12.3V
12.1V
OUT-R
DGND
A12V
A-12V
A7V
A-7V
TU-L
TU-SW
OUT-L
101112131415161718192021222324252627282930
0V
AUX-L
MIC
AUX-R
AGND
AGND
TU-R
HPOUT-L
HPOUT-R
AGND
470pC4606
470pC4605
100R4605
100R4606
DVDGND
0V
3.2V
2.8V0V0V0V0V
DIN
D3.3V
DOUT
31
QGF1036C1-07
2.5V
0V
CN412
AGND
OUT-SL
2.5V
OUT-SR
2.5V
2.5V
0V
0V
OUT-SW
OUT-C
AGND
AGND
1234567
A7V REG
IC478
C6515
C6514
0.1
0.1
3
+
0V
-
10k
2
R6510
R6505
100K
0V
Q4971
0V
R6507
10k
0V
R6607
Q4972
10k
6
0V
-
0V
C6615
10k
0.1
5
R6605
+
0V
C6614
R6610
0.1
100K
NI
R4775
330
R4776
330
R4777
100
NC
R4778
100
NC
NC
R4780
NC
330
HP-DET
MIC-DET
NC
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
AVVLR
4.9V
SDA
EEP ROM
GND
4321
123
CN456
0V
0V
QGD2504C1-03Z
4.9V
NC
ILLUMI
D5V
A+12V
SELECT3
0V
R6504
RC4580ID-X
1k
(1/2)
1
0.1/16
1k
SETUP
4.9V0V0V
SETUP
VOL-CK
4.7V
330
R4711
220
C4710
123
4.9V
KEY1
C4720
100
R4782
1SS133-T2
STAND-BY
SDA
4.9V
0.01
4.9V
KEY2
0V
R6508
1k
C6516 56P
C6616 56P
R6608
1k
4
-12.3V
7
0V
C4721
8
12.3V
0.1/16
(2/2)
IC478
RC4580ID-X
R4887
D4707
S-MUTE
0V0V0V
0V
7677787980818283848586878889909192939495969798
NC
NC
VS3
VS1
S-MUTE
0V
AM-BEAT
TU-CE
0V
TU-CK
0V
TU-DO
0V
4.8V
TU-DI
0V
0V
0V
RDS-DATA
0V
0V
0V
TU-PON
4.8V
DVD-PON
4.8V
SW-PON
4.8V
SYS-PON
HP-DET
0V
MIC-DET
0V
INH
0V
MICMUTE
0V
VIDEO-RGB
0V0V
VIDEO-YCMIX
4.8V
VIDEO-MUTE2
0V
VIDEO-MUTE1
0V
VIDEO-SW
0V
0V
TU LPF
0V
NC
WP
SCL
DMUTE
VIDEO-LPF
0V0V0V
4.9V
4.9V
100k
R4710
330
R4713
330
R4712
R4709
100
C4711
10/50
5.0V
4.9V
4.9V
8765
VCCWPSCL
A0A1A2
0V 0V 0V 0V
IC477
BR24L08F-W-X
0V
BGND
MIC
A5V
R6604
100
L-R
R4781
0V
SETUP
SELECT2
SELECT1
S-BOOST
/FLASH-VSS
VOL-DT
VOL-MUTE
VPP
0V
4.9V
4.7V
D4706
1SS133-T2
R4708
Q4703
4.6V
KRC102S-X
0V
CN457
To FW561
OF LVA10467-A5
(SHEET 4)
KTC3203/OY/-T
R4921
!
10
Q4921
R4931
10
FR
!
A-7V REG
10k
10kR4756
10kR4757
10kR4755
0.1/16 C4774
QAX0246-001Z
0.01 C4709
100/16 C4707
10kR4762
K4702
QQR0621-001Z
K4701
QQR0621-001Z
BACDUP
AND
DETECT
RESET
QGF1036C1-19
R4872
R4871
R4875
(B4164)
FR
10kR4754
0.1/16
321
330
330
330
(B4165)
12.3V 7.1V
7.8V
2.2k
R4922
D4921
MTZJ8.2C-T2
D4931
MTZJ8.2C-T2
-7.8V
2.2k
R4932
-12.3V -7.1V
KTA1271/OY/-T
10k
10k
R4771
R4774
C4771
*
C4772
0.1/16
C4773
0.1/16
S2UDT
U2SDT
SCLK
INTP
CPURST
CN450
100/16C4922
D4922
1SS133-T2
47/35
C4921
47/35
C4931
100/16C4932
D4932
1SS133-T2
Q4931
10kR4752
10kR4753
10k
10k
0V
R4763
R4751
12345678910111213141516171819202122232425
*
*
*
*
R4773
10k
C4708
0.01
R4876
330
C4702
220/6.3
100kR4705
5.0V
5.0V
12
VCC
RST
0.01
C4706
NC
GND
34
0V 0V
S-80840CNNB-W
123456789
F-F+-VDISP
VOL1
VOL2
4.9V
4.9V
-25.9V
-30.2V
-33.9V
To CN501
OF LVA10467-A1
(SHEET 4)
HPOUT-L
AGND
HPOUT-R
A-12V
330
330
R4874
R4873
0V0V0V
0V
0V0V4.9V0V0V
ECHO
4.7V
RDS-CLK
REMOCON
4.9V
4.9V
VOL1
330
R4779
4.9V
0V
TCLOSE
0R4999
KEY1
4.9V
DAVSS
VOL2
R4706
0.022
C4704
KEY3
4.9V
4.9V
0V
TOPEN
/FLASH-VDD
VDD2
4.9V
22k
KEY4
4.9V
DI-CS
DVD-SAFETY
MN101CF49GMY
IC471
NC
RESET-IN/RST
4.7V
R4772
(WITHOUT FLASH)
0.01C4705
DI-DT
DI-CK
4.8V
4.7V
4.9V0V4.9V0V0V0V0V
NC
SELECT4
DI-RST
BLANK-CTL
SYSTEM MICOM
AVC-OUT
AVC-IN
NCNCNC
NC
0V0V0V
3.3V0V4.9V
10k
1SS133-T2
D4705
10k
R4707
19
QGD2504C1-03Z
DI-RST
DI-CS
0V
To FW521
4.9V
OF LVA10467-A2
4.9V
99
100
SWOPEN
SWUPDN
DAVDD
VREF-
4.9V
NTSEL(RGBSEL)
4.9V
VERSION1
4.9V
VCR-S/C
0V
VERSION2
4.9V
KEY-IN1
4.9V
KEY-IN2
KEY-IN3
4.9V
4.9V
KEY-IN4
4.9V
VREF+
4.9V
VDD
2.3V
OSC2
(8MHz)
2.3V
OSC1
(8MHz)
0V
GND
0V
NC
4.8V
NC
0V
GND
4.8V
DI-DO
NC
4.8V
DI-CK
(DATA OUT)
S2UDT/TX
(DATA IN)
U2SDT/RX
SCLK/CLK
4.7V
SCS
4.7V
CPU-RESET
4.7V
CS
REMOCON
SAFETY
26272829303132333435363738394041424344454647484950
0V0V0V
4.9V
4.8V
3.6V
(FOR FLASH)
10k
R4704
0V
D4703
MTZJ4.7B-T2
1.4V
Q4701
0V
KRC111S-X
1k
R4703
Q4702
KRC107S-X
C4703
2.2/50
D4704
1SS133-T2
IC472
101112131415161718
STAND-BY
D5V
DGND
B5V
BGND
ILLUMI
0V
0V
0V
0V
4.9V
4.9V
(SHEET 4)
SAFETY1 DETECT
D4834
1SS133-T2
1SS133-T2
KRC102S-X
Q4831
MTZJ6.8A-T2
D4831
22k
R4832
D4833
15k
R4831
1SS133-T2
4.9V
R4841
LEVEL SIFT
IC473
SN74HCT32NS-X
0.1
C4791
0V
0V
0V
0V
0V
0V
0V 4.7V
3.6V
0V
0V
Q4833
KRC110S-X
0V
5.0V
680
FOR FLASH
DGND
VDD
12345
CN415
QGF1205C1-06
7654321
4.9V0V
Q4832
RESET
D4832
KRA110S-X
S2UDT
5.0V
1SS133-T2
141312111098
12k
29k
R4833
1SS133-T2
R4834
D4962
R4842
VCR-S/C
KEY1
KEY2
KEY3
KEY4
X4701
2.2k
R4761
10k
U2SDT
R4791
0V
0.3V
0V
0.3V
3.1V
R4760
SCLK
6
DMUTE
CS
220
CS
U2SDT
D4835
3
2
100/16C4903
0.01
C4904
4.7k
R4835
C4719
0.01
C4718
0.01
C4002
C4010
11.1V
AM-BEAT
SWPON
SMUTE
R6509
R6609
47k
10k
R6506
2SC3661-X
2SC3661-X
47k
R6606
10k
IC475
(1/2)
3
+
RC4580ID-X
0V
0V
1
-
C6503
4.7/50
C6603
4.7/50
2
R6503
0V
1k
C6502
56p
R4971
2.2k
R6603
1k
C6602
C4712
56p
0.1/16
0V
C4713
0.1/16
R4758
R6602
10k
-12.3V
6
4
0V
IC475
RC4580ID-X
578
+
0V
12.3V
(2/2)
C4004
C4008
EP401
10k
R4759
10k
AVVLR
0V
AGND
QGF1036C1-10
8
R6502
10k
A-12V
R6305
C4001
HPOUT-R
R6304
CN401
C6501
4.7/50
100k
R6601
C6601
4.7/50
AGND
HPOUT-L
R6303
47/35
270
270
To CN701
OF LVA10510-91A
(SHEET 8)
2.5V
2.5V
2.5V
2.5V0V0V
7.1V
FAOUTL
FAOUTR
AGND
ADINL
ADINR
AGND
A6V
123456789
1k
R4973
4.9V
4.9V
R6501
100k
11.1V
Q4973
KRA104S-X
220k
R4972
R4783
150
R4784
150
R4974
180K
R6517
R4785
R6617
150
R4975
180K
R4786
150
Q4801
KTA1504/YG/-X
4.9V
22k
4.9V
R4801
22k
R4802
4.9V
0V
KRC102S-X
Q4802
0V
S-MUTE
S-MUTE DRIVER
A+12V
270
C6901
47/35
C6902
HP AMP
270
R6302
0V
3
0V
R6102
2
2.2k
C6101
4.7/50
22k
R6101
33k
R6203
22k
R6201
4.7/50
C6201
R6202
6
0V
-
2.2k
5
+
0V
IC601
RC4580ID-X
R4891
220
D4891
MTZJ6.2C-T2
R4892
220
AV COMPULINK
7.1V
A6V
100k
100k
-12.0V
RC4580ID-X
+
-
18PC6202
TO TUNER
3.2V
3.2V
AGND
RDSNCTU-R
TU9V
TU-L
AGND
TU-DTO
TU-CKJ
TU-DTI
SWMUTE
10
1SS133-T2
4.7/50
D4709
1SS133-T2
1k
R6615
1k
R6515
C4714
TU-CE
123456789
0V
TU-CE
KRA104S-X
R6516
10k
C6512
0.1/16
C4715
0.1/16
KRA102S-X
12.3V 12.3V
Q4812
KRC102S-X
4.8V
SW-PON
4.9V
4.9V
4.9V
TU-DO
TU-CK
TU-DI
4.7V 4.7V
0V
Q4952
-7.1V
1
0V
R6616
C6612
56p
0V
Q4811
0V
0V
0V
0V
0V
9.2V
1k
R4011
Q4951
KRA104S-X
0V
0V
C4717
3
+
0V
RC4580ID-X
2
0V
56p
10k
-12.3V
6
4
0V
-
IC476
578
+
0V
12.3V
!
4.7
R4811
FR
D4811
LRMUTE
D4708
C6513
C6613
4.7/50
C4801
0.22/50
SW-PON
MIC
A5V
ECHO
A+12V
HP-DET
MIC-DET
IC601
1
0V
18PC6102
33kR6103
11.3V
8
7
0V
4
-11.3V
220P
C4892
MICMUTE
C6103
47/50
R6106
33
47k
0.01
R6105
C6105
0.1
C6104
39
R6107
R6205
47k
R6206
33
C6203
C6205
39
47/50
0.01
C6204
0.1
R6207
C4009
QNS0089-001
J4891
2
1
3
220P
C4891
0V
1k
R4012
0.0082
C4011
R4013
6.8k
R4014
6.8k
C4012
0.0082
C4716
0.1/16
0.1/16
IC476
(1/2)
470p
R6514
10k
C6518
470p
C6618
R6614
10k
(2/2)
RC4580ID-X
C6617 470p
1SS133-T2
Q4821
KRC102S-X
AM-BEAT CUT
QGF1205C1-11
CN460
11
NC
10
MIC
9
MIC-DET
8
A+12V
7
A5V
6
ECHO
5
MICMUTE
4
HP-L
3
AGND
2
HP-R
1
HP-DET
4
CN410
QGF1205C1-11
10
11
0V0V0V
209X-BLOCK
TU-PON
TU9V REG
Q4091
12.3V 0V
12.0V
4.7k
R4091
0V
0V
10k
R4092
C4091
22/16
R4952
22k
7654321
4.7V
VSS
-7.1V
22k
R4951
0V
0V
8 9 10 11 12 13 14
470p
C6517
R6511
R6518
33k
22k
C6511
4.7/50
R6513
100k
R6512
10k
100k
R6613
R6612
10k
R6611
33k
R6618
C6611
22k
4.7/50
180R4821
150R4822
5.0V
0V
0V
AM-BEAT
0V
0V
0V
12.1V
4.9V
0V
0V
(SHEET 6)
0V
0V
0V
0V
EP402
TO CN701 LVA10468-A3
D4091
1SS133-T2
KTA1271/OY/-T
12.0V
Q4092
KTC3875/YG/-X
820
R4093
0V
4.7V
AUX-L
TV-R
AUX-R
0V
0V
0R4998
*PARTS LIST
VERSION1
(VERSION)
VERSION2
(MODEL)
NTSEL
/RGBSEL
EMC
D4092
MTZJ6.8A-T2
-7.1V
R4752
R4771
R4763
R4773
R4751
R4774
R4753VCR-SW
100/16C4092
R4997
0V
QAX0263-001Z
0
TV-L
CD4066BM-X
-7.1V
1kR4073
33PC4077
X4071
33PC4078
0.1
C4073
47/16
C4071
RDS DECODER
IC474
0V
0V
VCC
7.1V
IC481
RDS-CLK
BU1924F-X
SCL
161514131211109
2.5V
NC
0V
OSCO
2.4V
OSCI
1.8V
DVDD
5.0V
DVSS
0V
NC
0V
NC CMP
0V
VER.E
TV-SOUND/AUX
SELECT SW
VER.E
R4997/R4998 for U/J
QOUT
2.2V
SDA
2.7V
VREF
2.6V
MPX
0V
AVDD
5.0V
AVSS
0V
DIN
0V
2.6V
SCART-LIN
SCART-RIN
A+12V
VS3
VS1
A5V
AGND
C
CV-Y1
Y2-G
CB-B
CR-R
AGND
BLANK-CTL
VCR-S/C
VIDEO-SW
VIDEO-MUTE1
VIDEO-MUTE2
VIDEO-YCMIX
VIDEO-RGB
VIDEO-LPF
1kR4072
RDS-DATA
87654321
C4074
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
M301/M303
EJ
X
P-UP
10k
P-UP
P-DOWN
P-UP
10k
(PAL/RGB)
P-DOWN
X
(NTSC/YC)
E : B/E/EN/EV/EE
U1(PAL) : A/US/UB/UF/UX/UG
(NTSC): UT/UP
U2(NTSC): UW/UY
U3(NTSC): UJ
J : J/C
U3
U2
8.2k
27k
15k 27k
10k
10k10k
X
10k
X
X 10k
X
10k
X 10k
10k
10k
27k
XP-DOWN 10k
X
10k
10kR4074
2.2/50C4075
270PC4076
0.01
C4079
560P
SCART-LIN
SCART-RIN
AGND
A+12V
VS3
VS1
A5V
AGND
C
CV-Y1
Y2-G
CB-B
CR-R
10k
E
X
X
AGND
BLANK-CTL
VCR-S/C
VIDEO-SW
VIDEO-MUTE1
VIDEO-MUTE2
VIDEO-YCMIX
VIDEO-RGB
VIDEO-LPF
M501/M505/M508
/M603/M606
U1
10k
X
X 10k
(SHEET 3)
To Video input / output section
U2
JU1
U3
8.2k
27k
15k
10k
10k
X
10k
X
X10k
X
X
10k
10k
10k
10k
SHEET 2
2-4
Video input / output section
LVA10468-A1
SCART-RIN
SCART-LIN
AGND
A+12V
VS3
VS1
A5V
AGND
*1 PARTS LIST
R4201
CV-Y1
R4202
R4211
C
R4211
R4231
R4232
Y2-G
R4233
820 X
R4234
430 360
R4241
Cb-B
R4242
R4251
Cr-R
E : E/B/EN/EV/EE
U : A/UT/US/UB/UY/UP/UF/UX/UG/UJ
/UW/UY
J : J/C
430
R4252
To System control section
(SHEET 2)
C
E
U/J
680
220
680
220
680
220
X180
100
360
100
CV-Y1
Y2-G
CB-B
CR-R
BLANK-CTL
VCR-S/C
VIDEO-SW
VIDEO-MUTE1
VIDEO-MUTE2
VIDEO-YCMIX
VIDEO-RGB
VIDEO-LPF
*1
*1
R4212
R4211
*1*1*1*1
R4201
R4231
R4241
R4251
0V
R4242 R4202
*1 *1 *1 *1
R4235
10k
R4252 R4232
*1
R4233
(E)
BLANK-CTL
VCR-S/C
VIDEO-SW
VIDEO-MUTE1
VIDEO-MUTE2
VIDEO-YCMIX
VIDEO-RGB
VIDEO-LPF
0V
0V
*1
R4234
Q4485
2SC2814/4-5/-X
Ver.E
C4476
R4474
4.7/25
470
330p
180k
820
R4483
R4484
5.1V 0V
5.1V
0V
0V
12k
KRC102S-X
Q4483
KRA102S-X
R4476
4.7/25
C4475
180k
R4475
11.2V
0V11.2V
Q4482
0V
2kR4481
2kR4482
THIS AREA USES
M303/505-J/C/A/UW/UJ
R4191
0
C4191
47/35
VIDEO SW
L4391
QQL25CK-221Z
220
C4391
470/10
VIDEO DRIVER
14 13 12 11 10 9 8 7 6 5 4 3 2 1
VCC
5.0V
C IN
2.5V
MUTE1 SW
0V
CV IN
2.5V
YC MIX SW
0V
Y1 IN
2.5V
GND
0V
BIAS
2.5V
LPF SW
5.0V
Y2 IN
2.5V
RGB SW
0V
Cb IN
2.5V
MUTE2 SW
0V
Cr IN
2.5V
IC431 MM1623XF-X
L H
S-DC OUT
CV OUT
Y1 OUT
Y2 OUT
Cb OUT
Cr OUT
C4394
0.1/16
VCC
2827262524232221201918171615
5.0V
C OUT
2.5V
S1
S2
2.5V
GND
0V
2.5V
470/6.3
C4431
2.5V
GND
0V
C4441
2.5V
470/6.3
GND
0V
C4451
2.5V
470/6.3
GND
0V
(E)
0
R4171
(E)
R4173
0
(E)
0
R4172
(E)
C4171
1/6.3
IC411 MM1233XF-X
2.0V
0V
1.0V
0V
1.0V
1.0V
0V
2.0V 2.0V
VIDEO-SW
LH
CVIN2
COUT
GND
CVOUT
YOUT
CTLc
87654321
LH
C4173
2.0V
CIN1CIN2
161514131211109
1/6.3
0V
GNDCTLa
2.0V
H
5.0V
VCC
L
CTLb
CVIN1
GND
YIN2YIN1
C4192
0.01
0V
C4172
2.0V
1/6.3
0V
VIDEO-MUTE1
VIDEO-YCMIX
VIDEO-LPF
VIDEO-RGB
VIDEO-MUTE2
C4392
0.1/16
C4311
0.01/16
47/35
C4301
C4321
1/6.3
C4395
22/16
C4331
1/6.3
C4341
1/6.3
C4351
1/6.3
BLANK-CTL
VIDEO-YCMIX
VCR-S/C
KRC102S-X
0V
0V
Q4481
Q4484
KRC102S-X
C4474
R4473
470
330p
C4473
C4413
0.01/16
2.5V
C4454
10/16
470/6.3
C4421
C4411
0.01
C4401
470/6.3
R4478
R4477
C4422
470/6.3
0V
R4421
R4411
R4401
180k
180k
IC441
MM1505XN-X
5
GND
6
R
VIDEO SW
75
75
75
330pC4471
R4471
150
R4442
75
R4452
R4422
VCC4C
C/R
SW
R4451
75
R4441
75
R4431
75
47pC4423
0.01C4491
330pC4472
150R4472
C4443
47p
75R4432
C4433
47p
C4453
75
47p
100R4485
10kR4486
75
C4424
47p
C4492
0.1
/16
5.0V2.5V
3
2.5V
2
0V
1
C4455
470/6.3
47p
C4452
47p
C4442
47p
C4432
C
47pC4412
47pC4402
J4403
22
QNZ0625-001
AUDIO R OUT
1
AUDIO R IN
2
AUDIO L OUT
3
AUDIO AGND
4
GND
5
AUDIO L IN
6
B
7
FUNCTION
8
GND
9
NC
10
G
11
NC
12
GND
13
GND
14
R/C
15
BLANKING
16
GND
17
GND
18
CV/Y
19
NC
20
GND
21
23
J4402
QNN0572-001
5
Pr
6
3
Pb
4
1
Y
2
J4401
QNN0570-001
56
Y
34
12
7
CV
8
17
10K
AV
(SCART
TERMINAL)
FUNCTION
75
BLANKING
THIS AREA USES
M303-E/B/EN/EE/EV
VIDEO OUT
(COMPONENT)
VIDEO OUT
(S-VIDEO/
COMPOSITE)
RGB
0
1A
1B
SPEC
0-2VLEVEL
4.5-7V
9.5-12V
SPEC
0-0.4VY/C
1-3V 4.9V
0
10K
0
0V
0V
5.49V
5.91V
10.4V
12.08V
0
0
0V
C4121
C4111
0.01
Ver.J/U
1/6.3
13NC14
C
47pC4122
47pC4112
75R4111
75R4121
C4101
1/6.3
47pC4102
75R4101
Y
1112
910
VCR IN
(S-VIDEO
COMPOSITE)
15
CV
16
THIS AREA USES
M303/505-J/C/A/UW/UJ
SHEET 3
2-5
FL display section
C510
NI
LVA10467-A1
5.0V
-30.8V
Q501
KRC102S-X
-30.9V
G1
G1
F-
G2G3G4G5G6
G7
5.0V
-30.9V
Q502
KRC102S-X
-31.1V
G13
G8
G9
G13
G10
S35
S34
S33
S32
S31
S30
G11
G12
S29
S28
S27
S26
S25
S24
S23
DI501 QLF0131-002
S22
S21
S20
S19
S18
S17
S16
S15
S14
S13
S9S8S7S6S5S4S3S2S1
S12
S11
S10
C509
NI
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354
F+
FL PWB
FL DISPLAY
OSC
8MHz
X501
NAX0623-001X
321
C508
NI
C505
100/6.3
470pC501
470pC502
12345678910111213141516171819202122232425
R501
1k
R502
1k
R503
1k
0.01
C506
0.01C503
0.01
C507
R534
15k
DISC3 DISC4
PLAY PLAY PLAY
R539
15k
S540 S539 S538 S537 S536
DISC1 DISC1 DISC2 DISC2 DISC3
OP/CL OP/CL OP/CL
NC
4.7V
DI-DT
4.8V
DI-CK
NC
0.7V
DI-CS
NC
NC
5.0V
D5V
2.6V
OSC2
2.6V
OSC1
0V
GND
0V
GND
NC
0V
GND
0V
GND
0V
GND
0V
GND
0V
GND
0V
GND
0V
GND
0V
GND
0V
GND
0V
GND
5.0V
VREF+
NC
R504
C504
1k
0.01
R533
6.8k
DISC4 DISC5 DISC5
OP/CL OP/CL
R538
6.8k
PLAY PLAY
S531-S540
QSW0683-001Z
-25.7V
-18.0V
-30.9V
-15.6V
-23.2V
-18.2V
-18.2V
-34.0V
100
-VPP
-30.9V
99
DISPLAY MICOM
RESET
DISC1
26272829303132333435363738394041424344454647484950
0V
4.9V
DISC1
DI-RST
R532
3.9k
R537
3.9k
GND
DSIC2
DSIC3
DISC4
DISC5
0V0V0V0V0V
5.0V
5.0V
5.0V
5.0V
DISC2
DISC3
DISC4
DISC5
R531
3.3k
S532S533S534S535
R536
3.3k
S9S8S7S6S5S4S3S2S1
-28.3V
GND
S10
-23.7V
S9S8S7S6S5S4S3S2S1
IC501
MN101C35DKW
GND
S531
0K502
0K501
S11
-18.0V
S11
S10
GND
GND
S16
S15
S14
S13
S12
-23.1V
-18.0V
-30.9V
-28.3V
-30.9V
S16
S15
S14
S13
S12
GNDNCNCNCNC
NC
ILLUMI
DIMMER
0V
4.5V
4.8V
DIMMER
ILLUMI
KEY3
KEY4
S23
S22
S21
S20
S19
S18
S17
-25.7V
-23.2V
-23.1V
-30.9V
-33.6V
-25.8V
-15.5V
S22
S21
S20
S19
S18
S17
NC
G1G2G3
NC
-30.9V
-30.9V
-30.9V
G2
G3
G1
DISC1
D561
MODEL M501/M505/M508/M603/M606
S24
-33.6V
7677787980818283848586878889909192939495969798
S24
S23
S25
S26
S27
S28
S29
S30
S31
S32
S33
S34
S35
NC
NC
NC
NC
G13
NC
G12
G11
G10
G9
G8
G7
G6
G5
G4
-30.9V
G4
5.0V
Q561
KRA102S-X
0V
DISC1
LED LED LED LED LED
R561
120
S25
-20.6V
S26
-23.1V
S27
-30.9V
S28
-30.9V
S29
-23.1V
S30
-28.3V
S31
-28.3V
S32
-20.6V
S33
-12.9V
S34
-28.3V
S35
-30.9V
G13
-30.9V
G12
-30.9V
G11
-30.9V
G10
-30.9V
G9
-30.9V
G8
-30.9V
G7
-30.9V
-30.9V
G6
G5
-30.9V
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
DISC2
5.0V
D562
DISC3
5.0V
5.0V
Q562
KRA102S-X
5.0V
DISC2 DISC3
R562
120
D561-D565
SML310BAT/JKL-X
VOLUME
JS541
QSW1059-001
R541
10k
41325
5.0V
C541
0.01
VOL1
REMOCON
IC511
GP1UM271XK
OUT
12345
5.0V
5.0V
NI
C512
REMOCON
DISC4
5.0V
Q563
KRA102S-X
5.0V
D563
R563
120
R542
10k
0V0V0V
5.0V
C542
0.01
VOL2
VDD
GND
GND
GND
0V
0V
0V
1/16
C511
DISC5
5.0V
5.0V
Q564
KRA102S-X
5.0V
D564
DISC4
R564
120
D566
MA111-X
D567
MA111-X
D568
MA111-X
W5001
QUB220-12HPXL
1
CN501
QGF1016F2-19W
-25.7V
19
F+
-30.0V
18
F-
-33.8V
17
-VDISP
REMOCON
KEY3
KEY4
DI-CK
DI-DT
DI-CS
DI-RST
5.0V
0V
Q503
KRC102S-X
QUM214-08Z3Z3
5.0V
16
VOL1
5.0V
15
D5V
5.0V
14
VOL2
0V
13
DGND
0V
12
0V
11
5.0V
10
0V
9
4.9V
8
5.0V
7
5.0V
6
5.0V
5
4.8V
4
4.8V
3
0.7V
2
4.9V
1
FW502
5.0V
1
0V
2
5.0V
3
3.7V
4
STANDBY
ILLUMI
B5V
BGND
REMOCON
KEY1
KEY3
KEY4
DI-CK
DI-DT
DI-CS
DI-RST
KEY1
BGND
B5V
STANDBY
TO
CN450 OF
LVA10468-A1
(SHEET 2)
FW511
QUM214-08Z3Z3
5.0V
1
5.0V
2
5.0V
3
5.0V
4
R511
220
D511
SLR-343VC-T
STANDBY
LED
LVA10467-A3
POWER KEY PWB
S521
POWER
VOL1
VOL2
C516
NI
DIMMER
ILLUMI
5.0V
5.0V0V
Q565
KRA102S-X
5.0V
D565
DISC5
R565
120
Q566
KRC110S-X
0V
4.5V
0V
KRC111S-X
4.5V
4.8V
Q552
0V
0V
0V
Q551
KRC102S-X
R553
330
0V
TO
CN456 OF
LVA10468-A1
(SHEET 2)
ILLUMI
D5V
NC
FW561
QUM213-16DGZ3
1
2
3
CONNECTOR PWB DOOR LED PWB
CN561
QGF1005F1-04
CN551
QGF1036C1-04
5.0V
0V
0V
5.0V
1
0V
2
3
4
5.0V
1
0V
2
3
4
LVA10467-A4LVA10467-A5
R552
220
D551
SELU2E10C-P
ILLUMINATION
LED
R521
FW521
QUM213-12DGZ4
C551
R551
0.01
100k
TO
CN457 OF
LVA10468-A1
(SHEET 2)
5.0V
KEY1
1
5.0V
KEY2
2
0V
BGND
3
3.3k
R526
3.3k
S526 S527 S528
R522
3.9k
S522 S523
SOURCE
R527
3.9k
F.SKIP B.SKIP
S522-S529
QSW0683-001Z
LVA10467-A2
TOP KEY PWB
STOP
R528
6.8k
S529
PAUSE PLAY
SHEET 4
2-6
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