SCHEMATIC DIAGRAMS
COLOUR TELEVISION
YA442 2006 7
AV-2186ME, AV-21MS16/H ,
AV-21MS26, AV-21MX16
AV-21MX16
AV-21MX76
CD-ROM No.SML200607
/S, AV-21MX56 /S,
/G
BASIC CHASSIS
/G,
CW3
COPYRIGHT © 2006 Victor Company of Japan, Limited
No.YA442
2006/7
AV-2186ME, AV-21MS16/H , AV-21MS26, AV-21MX16/G ,
AV-21MX16/S , AV-21MX56/S , AV-21MX76/G
STANDARD CIRCUIT DIAGRAM
NOTE ON USING CIRCUIT DIAGRAMS
1.SAFETY
The components identified by the symbol and shading are
critical for safety. For continued safety replace safety ciritical
components only with manufactures recommended parts.
2.SPECIFIED VOLTAGE AND WAVEFORM VALUES
The voltage and waveform values have been measured under the
following conditions.
(1)Input signal : Colour bar signal
(2)Setting positions of
each knob/button and
variable resistor
(3)Internal resistance of tester
(4)Oscilloscope sweeping time
(5)Voltage values
Since the voltage values of signal circuit vary to some extent
according to adjustments, use them as reference values.
: Original setting position
when shipped
: DC 20kΩ /V
: H
: V
: Othters
: All DC voltage values
20µs / div
5ms / div
Sweeping time is
specified
3.INDICATION OF PARTS SYMBOL [EXAMPLE]
In the PW board
: R209
R209
Type
No indication
MM
PP
MPP
MF
TF
BP
TAN
(3)Coils
No unit
Others
(4)Power Supply
Respective voltage values are indicated
(5)Test point
: Test point
(6)Connecting method
: Ceramic capacitor
: Metalized mylar capacitor
: Polypropylene capacitor
: Metalized polypropylene capacitor
: Metalized film capacitor
: Thin film capacitor
: Bipolar electrolytic capacitor
: Tantalum capacitor
: [µH]
: As specified
: B1
: 9V
: Connector
: Receptacle
: Only test point display
: Wrapping or soldering
: B2 (12V
: 5V
)
4.INDICATIONS ON THE CIRCUIT DIAGRAM
(1)Resistors
Resistance value
No unit : [Ω]
K
M
Rated allowable power
No indication : 1/16 [W]
Others : As specified
Type
No indication
OMR
MFR
MPR
UNFR
FR
Composition resistor 1/2 [W] is specified as 1/2S or Comp.
(2)Capacitors
Capacitance value
1 or higher : [pF]
less than 1
Withstand voltage
No indication : DC50[V]
Others : DC withstand voltage [V]
AC indicated
Electrolytic Capacitors
47/50[Example]: Capacitance value [µF]/withstand voltage[V]
: [kΩ ]
: [MΩ ]
: Carbon resistor
: Oxide metal film resistor
: Metal film resistor
: Metal plate resistor
: Uninflammable resistor
: Fusible resistor
: [µF]
: AC withstand voltage [V]
(7)Ground symbol
: LIVE side ground
: ISOLATED(NEUTRAL) side ground
: EARTH ground
: DIGITAL ground
5.NOTE FOR REPAIRING SERVICE
This model's power circuit is partly different in the GND. The
difference of the GND is shown by the LIVE : ( ) side GND and the
ISOLATED(NEUTRAL) : ( ) side GND. Therefore, care must be
taken for the following points.
(1)Do not touch the LIVE side GND or the LIVE side GND and the
ISOLATED(NEUTRAL) side GND simultaneously. if the above
caution is not respected, an electric shock may be caused.
Therefore, make sure that the power cord is surely removed from
the receptacle when, for example, the chassis is pulled out.
(2)Do not short between the LIVE side GND and ISOLATED(NEUTRAL
side GND or never measure with a measuring apparatus measure
with a measuring apparatus ( oscilloscope, etc.) the LIVE side GND
and ISOLATED(NEUTRAL) side GND at the same time.
If the above precaution is not respected, a fuse or any parts will be broken.
Since the circuit diagram is a standard one, the circuit and
circuit constants may be subject to change for improvement
without any notice.
NOTE
Due improvement in performance, some part numbers show
in the circuit diagram may not agree with those indicated in
the part list.
When ordering parts, please use the numbers that appear
in the Parts List.
(No.YA442)2-1
)
CONTENTS
SEMICONDUCTOR SHAPES ......................................................................2-2
BLOCK DIAGRAM
[AV-21MS16/H, AV-21MS26, AV-21MX16/G, AV-21MX16/S] ....................................................................... 2-3
[AV-2186ME, AV-21MX56/S,AV-21MX76/G] ................................................................................................ 2-5
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM [AV-2186ME, AV-21MX56/S, AV-21MX76/G] (1/4), (2/4) .......................... 2-7
MAIN PWB CIRCUIT DIAGRAM [AV-2186ME, AV-21MX56/S, AV-21MX76/G] (3/4), (4/4) .......................... 2-9
MAIN PWB CIRCUIT DIAGRAM [AV-21MS16/H, AV-21MS26] (1/4), (2/4) ................................................. 2-11
MAIN PWB CIRCUIT DIAGRAM [AV-21MS16/H, AV-21MS26] (3/4), (4/4) ................................................ 2-13
MAIN PWB CIRCUIT DIAGRAM [AV-21MX16/G, AV-21MX16/S] (1/4), (2/4)............................................. 2-15
MAIN PWB CIRCUIT DIAGRAM [AV-21MX16/G, AV-21MX16/S] (3/4), (4/4)............................................. 2-17
BASS PWB CIRCUIT DIAGRAM .............................................................................................................. 2-19
PATTERN DIAGRAMS
MAIN PWB PATTERN .............................................................................................................................. 2-21
BASS PWB PATTERN ............................................................................................................................. 2-23
VOLTAGE CHATRS................................................................................... 2-25
WAVEFORMS ............................................................................................ 2-26
USING P.W. BOARD
P.W.B ASS’Y name
MAIN P.W. BOARD
BASS P.W. BOARD
P.W.B ASS’Y name
MAIN P.W. BOARD
BASS P.W. BOARD
AV-2186ME
SCW-1901A-H2
SCW-6001A-H2
AV-21MS26
SCW-1902A-H2
SCW-6001A-H2
AV-21MX56/S AV-21MX76/G AV-21MS16/H
SCW-1911A-H2 SCW-1908A-H2
AV-21MX16/G AV-21MX16/S
SCW-1910A-H2 SCW-1912A-H2
SEMICONDUCTOR SHAPES
TRANSISTOR
BOTTOM VIEW FRONT VIEW TOP VIEW
CHIP TR
E
C
B
IC
BOTTOM VIEW FRONT VIEW TOP VIEW
OUT
E
IN
ECB
IN OUT E
B
(G)E(S)C(D)
1 N
ECB
ECB
1
1 N
SCW-1903A-H2
C
BE
N
CHIP IC
N
2-2(No.YA442)
TOP VIEW
1
1
N
BLOCK DIAGRAMS
[AV-2186ME, AV-21MX56/S,AV-21MX76/G]
S-VIDEO
VIDEO-1
S-VIDEO
INPUT
VIDEO-2
COMPONENT
VIDEO
INPUT
OUTPUT
VIDEO-3
INPUT
(FRONT)
AC IN
J801
J802
PB
PR
J803
J804
VIDEO
J806
VIDEO
J807
AUDIO-L
J808
AUDIO-R
MAIN PWB
MAIN MICRO COMPUTER/TELETEXT DECODE/IF.VIDEO.RGB.SYNC.DEF. PROCESS IC701
108,109
SCL
SDA
TU001
TUNER
S_V_DET
Y1
C1
CVBS1
V
L1
L
R1
R
V2/Y
Y
PB
PR
L2
L
R2
R
V-OUT
L-OUT
L
R-OUT
R
V3
L3
R3
VOL+
F901
POWER SW
IF
(FRONT LED)
REMOCON
RECEIVER
VOL- CH+ CH- MENU
S901
MAIN MEMORY
SAW FILTER
SAW FILTER
MAIN PWB
IC702
SF101
SF102
POWER
LED
127,128
98,99
119
122
29, 30
24, 25
79
80
78
55
97
58
59
51
49
50
56
57
34
35
48
36
37
SCL1, SDA1
SCL0, SDA0
PW_LED
REMOTE
KEY_IN
S_V_DET
SIF IN
VIF IN
G3/Y
B3/PB
R3/PR
V2/Y
Y1/CVBS
C1
V3
L1
R1
L2
R2
L3
R3
V_OUT
L_OUT
R_OUT
SIF DETECT
VIF DETECT/AGC/AFT
SOUND TRAP
VIDEO
SELECT
AUDIO
SELECT
I2C
BUS
I/O
PORT
MICRO
COMPUTER
VIDEO
C
IDENT.
Y
COMB FILTER
Y DELAY ADJ.
AUDIO
SELECT
COLOUR
DEMOD
AUDIO
CONTROL
D901
RECT
IC921
POWER
REG
TELETEXT DECODER
DIGITAL SIGNAL PROCESS
PEAKING SCAN
VELOCITY MOD.
U/V DELAY
SKIN TONE
U/V TINT
SATURATION
B-Y R-Y
BASE-BAND
DELAY LINE
SYNC
SEP.
A_L
60
A_R
61
T921
SW
TRANSF.
PC901
VOLTAGE
FEEDBACK
RRGGB
RGB MATRIX
&
GAMMA
V. DRIVE
H. DRIVE
IC971
3.3V REG
IC972
3.3V REG
IC975
5V REG
IC973
12V REG
IC951
ERROR
AMP
ROUT
GOUT
BOUT
OSD/TEXT
INSERT
PIP_SEL
PIP_RIN
B
CVBSO/PIP(PIP_OUT)
3
2
L951
PIP_GIN
PIP_BIN
VDRA+, VDRB-
HOUT
IC671
BASS AMP
3.3V
Q983
Q984
1.8V REG
Q981
Q982
1.8V REG
3.3V_STB
5V
14
13
8V
12V
32V
85
86
87
75
70
72
71
22, 23
67
64
1.8V
1.8V
(V1.8A)
IC301
PIP CONTROL
36, 37
9
8
7
6
41
42
20
9
R
G
B
SEL
VSP
HSP
CVBS2
I2C
D-A
CONVERT
SYNC
PROC.
RGB
MATRIX
OVER
SAMPLE
DRAM
H/V
SCALER
COLOUR
DEC.
A-D
CONVERT
1323L_AOUT
IC601
AUDIO AMP
3
T522
FBT
IC401
V. OUT
Q522
H. OUT
FOCUS
SCREEN
EHV
1, 7
B1
R_AOUT
5
R
G
IC351
B
RGB OUT
MAIN PWB
(CRT SOCKET)
V
DEF YOKE
H
V01
J809
HEADPHONE
SPEAKER L
SPEAKER R
DY01
2-4(No.YA442) (No.YA442)2-3
[AV-21MS16/H, AV-21MS26, AV-21MX16/G, AV-21MX16/S]
IC702
MAIN MEMORY
SF101
SAW FILTER
SF102
SAW FILTER
MAIN PWB
(FRONT LED)
POWER
LED
VIDEO-1
S_VIDEO
INPUT
VIDEO-2
COMPONENT
VIDEO
INPUT
OUTPUT
VIDEO-3
INPUT
(FRONT)
AC IN
J801
S-VIDEO
J802
J803
J804
VIDEO
J806
VIDEO
J807
AUDIO-L
J808
AUDIO-R
CB
CR
SCL
SDA
TU001
TUNER
SW1
Y1
C1
CVBS1
V
L1
L
R1
R
V2/Y
Y
PB
PR
L2
L
R2
R
V-OUT
L-OUT
L
R-OUT
R
V3
L3
R3
TV/VIDEO
VOL+
IF
REMOCON
RECEIVER
VOL- CH+ CH- MENU
F901
S901
POWER SW
108,109
127,128
98,99
119
122
29, 30
24, 25
97
79
80
78
55
58
59
51
49
50
56
57
34
35
48
36
37
SCL1, SDA1
SCL0, SDA0
LED
REMOTE
KEY_IN
SV_DET
SIF IN
VIF IN
Y
PB
PR
V2
Y/V1
C1
V3
L1
R1
L2
R2
L3
R3
VOUT
LOUT
ROUT
SIF DETECT
VIF DETECT/AGC/AFT
SOUND TRAP
VIDEO
SELECT
AUDIO
SELECT
I2C
BUS
I/O
PORT
IC701 MAIN MICRO COMPUTER/
IF㨯 VIDEO㨯 RGB㨯 SYNC㨯 DEF. PROCESS
MICRO
COMPUTER
VIDEO
C
IDENT.
Y
COMB FILTER
Y DELAY ADJ.
AUDIO
SELECT
COLOUR
DEMOD
AUDIO
CONTROL
D901
RECT
IC921
POWER
REG
DIGITAL SIGNAL PROCESS
B-Y R-Y
BASE-BAND
DELAY LINE
SYNC
SEP.
A_L
A_R
T921
SW
TRANSF.
PC901
VOLTAGE
FEEDBACK
PEAKING SCAN
VELOCITY MOD.
U/V DELAY
SKIN TONE
U/V TINT
SATURATION
V. DRIVE
H. DRIVE
60
61
IC972
3.3V REG
IC975
5V REG
IC973
12V REG
IC951
ERROR
AMP
RRGGB
RGB MATRIX
&
GAMMA
2
1.8V REG
1.8V REG
L951
B
IC671
BASS AMP
Q983
Q984
Q981
Q982
3.3V_STB
5V
OSD
SELECT
ROUT
GOUT
BOUT
VDA,VDB
HOUT
14
13
1.8V
V1.8V
(V1.8A)
8V
12V
32V
85
86
87
22, 23
67
MAIN PWB
R
G
B
IC351
RGB OUT
V01
CRT SOCKET
PWB
J801
HEADPHONE
SPEAKER L
5
FOCUS
SCREEN
EHV
13
23
SPEAKER R
V
DY01
DEF YOKE
H
9 3
IC601
AUDIO AMP
3
T522
FBT
IC401
V. OUT
Q522
H. OUT
1
B1
(No.YA442)2-5 2-6(No.YA442)
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM [AV-2186ME, AV-21MX56/S, AV-21MX76/G] (1/4), (2/4) SHEET1
MAIN PWB ASS'Y (2/4) [FRONT LED]
SCW-1901A-H2 [AV-2186ME], SCW-1911A-H2 [AV-21MX56/S],
SCW-1908A-H2 [AV-21MX76/G]
IC302
S9648
ECO
C317
R327
10/50
39K
R794
D707
*3
5V
Q708
*2
R795
100K
SCL0
SDA0
1.8V
R792
L703
33
1/4W CH
*4
5V
L701
QQL231J-5R6Y
NECK
CONT
C707
.1
C708
100/16
EW
VDRB-
VDRA+
Y722
QUY160-150Y
Y721
X
Y720
QUY160-075Y
Y718
X
Y717
QUY160-075Y
Y716
QUY160-150Y
Y715
X
Y714
X
Y713
QUY160-100Y
Y712
X
GND
470/10
C703
C785
L718
C711
2.2/50
C712
C713
C714
R702
C715
R703
C716
C719
R706
C720
R707
R708
R790
QFZ0229-154Z
1K
C704
C706
Q706
2.2K
SSM3K02F-X
G
Q705
SSM3K02F-X
G
R783
10K
3.3K
R758
R759
3.3K
100
R793
SCLO
SDAO
VssP2
VssC4
.22
V1.8C4
.22
V3.3A3
VrefP_Sdac
VrefN_Sdac
VrefP_Sdac
VrefN_Sdac
VrefP_Sdac
XtalIn
XtalOut
VssA1
NECK
CONT
C784
1/50
V5P1
Ph2
Ph1
Gnd1
SecPll
Dec8G
EW
VDRB-
VDRA+
Vif1
Vif2
Vsc
Iref
GndIF
Sif1
Sif2
AGC
EHT SVM
L3R3L_OUT
Ssif/RefIn/Avl/RefOut
1
X
C723
C721
1/4W
X
5.6K
R710
R711
ABL
L3
CF702
X
Y968
QUY160-100Y
Y962
X
Y961
X
Y824
X
Y812
X
.1
7p
2.2
100
.001
R704
C705
7p
*4
C709
.01
.22
10/50
.022
X
.001
.01
220
.001
22K
10K
Q707
*1
D713
MA8039/H/-X
C790
27p
CH
CH
QAX0799-001Z
R756
MC
100
C718
C792
0.1
C701
C702
X701
10K
MC
R701 C710
12K 6800p
MC
TF
MC
MC
TF
R705
39K
MC
MC
R709
1M
1/4W
D701
*3
GND
MAIN PWB (3/4)
SHEET2
3.3V_STB
H_DRIVE
P_ON/OFF
PROTECT
CN00C
QGA2501F1-06
220
220
220
220
R762
R763
R764
R765
5V
SDA
SCL
C777
C778 D706
.1
VCCWPSCL
A0A1A2
IC702
1/2W
2.2K
R109
0
*5
Q102
*5
Q103
SDA
VSS
47K 3.9
Q982
*1
Q983
2SA562TM/Y/-T
2.2K
R110
MCMCMC
C108
.0047
QUY160-150Y
QUY160-050Y
QUY160-050Y
QUY160-250Y
QUY160-150Y
QUY160-050Y
QUY160-150Y
QUY160-075Y
47/35
R760
220
R761
220
R981 R982 R983 R984
3.9
1/2W
Q981
C106
18p
CH
Y008
X
MC
C107
.01
Y003
X
C105
.0047
Y711
Y710
BW
Y709
Y708
Y706
Y705
Y704
Y703
Y702
X
Y101
2SA562TM/Y/-T
SF102
QAX0731-001
SF101
Q791
*1
C793
10/50
UDZS2.0B-X
D982
*
C773
.1
GND GND
SCL0
SDA0
R976
1K
1/4W
3.3V_STB
PW
P_ON/OFF
V1.8A
1.8V
UDZS2.0B-X
D981
CONT
8V
A_VCC
A_GND
5V
12V
NECK
H_DRIVE
HFB
ABL
EW
P_ON/OFF
VDRA+
VDRB-
PROTECT
3.3V
4.5/OTHER
3.58/OTHER
SCL
SDA
MA8036-X
47K
R796
R985
Q704
*1
QQL244J-4R7Z
6.8K 2.7K
R104
R102 R103
10/50
C104
K702
K651
K105
K104
K102
180
22
R105
100
R106
4.7K
R986
4.7K
C111
220/16
L101
QQL244K-1R0Z
MC
C109
.0047
Q101
2SC5397/CD/-T
MC
.0047
C102
Q984
*1
C110
.1
R107
4.7K
D101
1SS356-X
1SS356-X
D102
Y004
2.2K
R108
GND GND
10K
GND
8V
A_VCC
A_GND
5V
12V
NECK
HFB
ABL
EW
VDRA+
VDRB-
3.3V
32V
TU001
QAU0383-002
TUNER
X
L001
K101
K103
IF
NC
32V
MC
LOCK
L002
5V
BM
R001
220
SDA
CH
C007
SCL
CH
C008
AS
BT
C005
.0022
AGC
MC
R004
27K
R101
QQR0601-001Z
10
R005
75
C001
.01
QQL244J-4R7Z
C003
.1
56p
56p
QQR1114-001Z
C101
.0047
MC
L003
CF101
X
C002
10/50
C004
470/16
R002
220
R003
3.9K
.0047
C006
33/50
C103
QQR0601-001Z
QQR1113-001Z
QUY160-150Y
QQR1114-001Z
QUY160-150Y
GND GND
MAIN PWB (4/4) SHEET2
(CRT SOCKET)
CN10T
CN00T
REMOTE
V1.8ADC
VssADC
V3.3A2
V1.8A
GndA
RefAd
RefAdN
V3.3A1
BLKIN
V5P3
Gnd3
B3/Pb
R3/Pr
INSSW3
Ysync
Yin/G2/Y
Vin/R2/Pr
V5Comb
VssComb
CVBSO/PIP
Bout
Gout
Rout
BCL
G3/Y
NC
Yout
Hout
FbiSo
!
ICP-N25-T
OFF_MUTE
CP650
CP
QSW0619-003Z QSW0619-003Z QSW0619-003Z QSW0619-003Z QSW0619-003Z
KEYIN
C766
C764
C757
560p
C779
10/50
R779
R780
R781
R782
R729
C746
GND
S801 S802 S803 S804 S805
.22
X
C761
.1
R735
100
R734
100
R733
100
R732
1K
1/4W
1/4W
.1
R726
MC
100
100
100
1.2K
A_MUTE
D603
*3
CH
4.7K
C750
C749
C748
R728
R724
R778
QJL001-064431-E
GND
C763
X
C760
.22
C758
.22
D716
*3
D717
*3
C717
1/50
C756
.1
C753
.1
C780
.1
.1
.1
.1
C788
100
R727
27K
X
X
P_L
C607
220/16
C608
220/16
12V
12V
V1.8A
C762
100/16
D715
*3
R720
680
R721
470
R731
D708
1K
1/4W
*3
L706
C755
220/16
*4
C754
.1
D753
*8
C752
.1
C751
.1
D751
*8
C786
X
C787
X
X
L716
*4
560
R725
X
Q702
X
R722 R723
XX
P_R
A_B
*3
D607
R609
27K
L301
QQL244K-100Z
R309
R312
L302
QQL244K-100Z
C306
10/50
R314
22K
R313
82K
Y
U
V
5V
HFB
H_DRIVE
ABL
R601
0
R662
R602
Q601
*2
R637
X
R638
0
R639
D610
R611
10K
Q602
*2
R649
1K
R610
100K
C609
33/50
R623 R620
33K 10K
Q607
R622
*1
10K
R624
68K
IC801
GP1UE281QKVF
REMOTECON
RECEIVER
C806
C808
100/16
Y813
X
Y814
0
CN10A
QJL001-050600-E
CN00A
QJL001-050600-E
PW_LED
ECO_IN
REMOTE
1.8V
S_V_DET
D
D714
S
MA8030/H/-X
D
S
C775
220/16
100
R757
4.7K
R777
.1
C776
VssC3
V1.8C3
P12/Int2
S_V_DET
P25/PWM4
X
R823
X
QRE141J-470Y
VDO_DET
R755
1.2K
15K
R776
VssC1+P1
R825
VDO_DET
C807
KEYIN
1/4W
15K
R740
1/50
C783
KEY_IN
.1/16
R822
1K
R753
1.2K
*3
D709
220
R754
DecV1V8
POWER
LED (RED)
D808
LH22440-T16
R824
470
1.8V
ECO_IN
PROTECT
X
R789
.22
22/50
C772
C771
100
100
R751
R752
PROT
V1.8C1
ECO_IN
.1
C770
4.5/OTHER
10K
R750
4.5/OTHER
5V
*1
Q612
100
R747
1/4W
1K
R749
A_MUTE
5V
A_MUTE
3.58/OTHER
R787
4.7K
1/4W
1K
R771
2.7K
R748
ROTATION
3.58/OTHER
IC701
R821 R820 R819 R818
470 330 220 180
PW
SCL
SDA
.22
3.3K
C768
R745
220
220
R742
R744
SDA
V3.3P
S_REDUCE
W-A1
*3
*3
220
4.7K
3.3K
D711
D712
R743
R741
R785
SCL
POWER
P00/I2SDI1
S_REDUCE
TIMER
VER_PROTECT
1.8V
PW_LED
REMOTE
.22
100
C767
R736
VssC2
TIMER
V1.8C2
PW_LED
PW_LED
V3.3RefAdP
*
MAIN MICRO COMPUTER /
TELETEXT DECODE /
IF CIDEO RGB SYNC DEF.PROCESS
Uout/INSSW2
Uin/B2/Pb
R_OUT
DecsDem
QssO/AmO/AudeEm
Gnd2
PllIf
SifAgc
IfVo/FmRo/DvbONCV8AudioSwitches
AgcSsif
V5P2
1
MC
C727
C724
1/4W
10K
5.6K
R713
R712
R3
3300p
390
R715
C729
2.2/50
.1
.1
C725
C726
10K
R714
L_OUT
C728
10/50
R_OUT
C722
X
CF701
X
8V
R766
X
Q701
X
R767
X
V_OUTL1R1V3C4
1
C781
C732
2.2/50
.1
.1
22/50
L702
C731
C734
C730
QQL231J-5R6Y
V_OUT
5V
5V
3.3V
3.3V_STB
X
Y964
Y963
QUY160-250Y
Audio2InL
Audio2InR
V2/YL2R2
Y3/CvbsC1A_L
A_R
HP_L
1
.1
.01
100
R738
C736
C744
C782
MC
.1
*8
D702
C745
.1
5.6K
5.6K
10K
10K
75
R786
C735
R774
R775
R772
R773
Y707
QUY160-075Y
R1
L1
V3
SCL
A_L
SDA
12V
P_L
A_B
GND
A_R
P_R
GND
100
1
100
R737
C739
R739
1
.1
.1
C738
C740
C737
*8
*8
D703
D704
10K
5.6K
10K
5.6K
100
R768
R717
R719
R716
R718
L2
R2
V2/Y
Y1/CVBS1
B_MUTE
Y610
X
Y611
X
HP_R
*8
D710
C742
10/50
C743
10/50
.1
C741
0
0
R770
R769
C1
A_R
A_L
P_ON/OFF
CVBSO/PIP
12V
5V
A_VCC
C662
10/50
GND
J808
QNN0282-001
C825
.0015
R3
D341
*3
D342
*3
D343
*3
QQL244K-100Z
C304
10/50
L305
C310
MC
10/50
220
220
MC
C307
R310
4.7K
R311
4.7K 0.01
*1
Q305
*1
Q306
R307
22K
K701
QUY160-150Y
NCNCNCNCNCNCNC
10K
R617
X
R618
1K
X
1K
*3
R612
100KX100K
C610
220/16
R621
2.2K
Q608
*1
C613
10/50
VIDEO-3
INPUT
QNN0281-002
MC MC
QQR1199-002
C826
.0015
L3
GND
MC
C305
0.01
C311
0.01
NC NC NC
GP02
I2C1
I2C2
SDA
SCL
INTR
NC
VDD33PAD
VSS33PAD
VSP
C318
27p
HSP
NC
GP01
NC
33K
CLKOUT
CH
XOUT
R308
X301
CH
C302
27P
QAX0775-001Z
IC601
AN5277
RIN
BINRFGND
C601
C656
10/50
100/50
X
C655
R613
R614
X
*6
Q603
Q604
Q605
D608
X
C617
J806
QNN0281-003
J807
R817
X
D814
LC805
*8
Y809
Y810
C831
0
GND
V3
3.3V
3.3V_STB
Y942
Y941
X
QUY160-200Y
100/16
R319
D301
*3
4.7K
MC
C314
0.001
NC
UIN
VIN
POR
RESET
VDD18
VSS18
IC301
PVP9390A-QG-A1
XIN
VSS18
VDD18
GP00
SEL
OUT3
NC
27P
CH
C303
AUDIO AMP
LINNCB_MUTE
L_OUT
L_R_MUTE
D602
X
C602
10/50
.22 .22 2.2
C603
X
10K
C604 R606
R605
R604
1/2W
X
R619
X
R615
X
*6
Q606
D609
X
X
R630
270
1/2W
R631
1K
X X
C615
1000/25
Q341
*2
C341
NC NC
YIN
VSS33ADC
VDD33ADC
VSS18ADC
VDD18ADC
VSS33DAC
OUT2
OUT1
R317
GND_B
VCC
B_OUT
XX
C612 C611
X
R625
A_GND
10K
R_AOUT
B_MUTE
L_AOUT
C616
1000/25
R961
R344
10K
22
1/4W
D345
*3
L304
QQL244J-391Z
CVB4
NC
CVBS3
TM
R320
CVBS2
C315
TEST
0.047
CVBS1
NC
MC
IN1
C313
NC
0.01
IN2
NC
IN3
NC
FSW
QQL244K-100Z
VDD33DAC
MC
10K
10K
C309
C308
0.01
10/50
R316
R315
Y943
Y944
QUY160-075Y
BASS
L_AOUT
R_AOUT
NC
STB
ROUT
C605
.22
C606
.22
R607
2.2
1/2W
R634 R635 R636
0X0
*6
Q609
Q610
C661
10/50
J809
QNS0155-001
R632
270
1/2W
R633
1K
Y909
QUY160-075Y
3.3K
Q307
*2
C312
10/50
L306
X
S_REDUCE
D604
X
X
C614
X
D606
X
CN00S
QGA2501C5-04Z
R816
C1
X
5V
S_V_DET
Y912
12V
W-C1
QUB230-16ZAZA-E
SCL
Y1/CVBS1
SDA
W-C
QUB230-16ZAZA-E
GND
5V
VDO_DET
L1
R1
C316
R321
4.7K
GND
220/16
CVBSO/PIP
R318
4.7K
V2/Y
GND
PB
GND
L303
QQL244K-100Z
PR
V
GND
Y
U
L2
R2
NECK
PB
GND
GND
V2/Y
PR
BASS
3.3V_STB
3.3V
A_GND
5V
V_OUT
L_OUT
GND
R_OUT
OFF_MUTE
D605
X
W-A
Y801
C827
0
X
Y802
LC801
QQR1199-002
C821
NCB31HK-152X
W-G W-G1
QUB230-12ZAZA-E QUB230-12ZAZA-E
C828
0
Y803
LC802
QQR1199-002
Y804
C829
Y805
0
LC803
QQR1199-002
Y806
C830
0
LC804
QQR1199-002
C823
.0015
R809
220
Q801
KTA1267/YG/-T
C809
X
C810
X
Q805
*2
75
J801
QNZ0454-002
R801
Y819
BW
75
X
D817
*8
C822
NCB31HK-152X
R804
X
75
D810
X
*8
X
R805
75
X
D811
*8
R806
75
D812
*8
MC
MC
C824
.0015
R807
C804
100
1/2W
470/16
R815
75
D813
J804
*8
QNN0349-001
R811
C802
82K
390
10/50
R810
R812
C803
390
10/50
R813
82K
Q803
*6
Q804
*6
R814
100K
J805
J802
QNN0349-002
J803
QNN0348-001
X
OPEN
OUTPUT
SPEAKER
VIDEO-1
S-VIDEO
INPUT
VIDEO-2
COMPONENT
VIDEO
INPUT
c21244001a.001_1/2
R640
1K
1/4W
SCW
SCW
-1901A
IC701
Refer to NOTE Refer to NOTE Refer to NOTE
QAX0872
SF101
*6
Q611
SCW
-1908A
-1911A
QAX0663
QAX0663
-001
-001
-001
MAIN PWB ASS'Y (1/4)
SCW-1901A-H2 [AV-2186ME]
SCW-1911A-H2 [AV-21MX56/S]
SCW-1908A-H2 [AV-21MX76/G]
Note: 1. Please refer to parts list for the part number of IC701 and IC702.
2. Please refer to page 2-25 for voltages of this circuit diagram.
3. Please refer to page 2-26 for waveforms of this circuit diagram.
CN00M
BASS PWB ASS'Y
SHEET7 CN00M
2-8(No.YA442) (No.YA442)2-7
MAIN PWB CIRCUIT DIAGRAM [AV-2186ME, AV-21MX56/S, AV-21MX76/G] (3/4), (4/4) SHEET 2
A_GND
AC110V-AC240V
50Hz/60Hz
!
QGZ5003C1-02
DEG COIL
!
QGA7901C1-02
CN0PW
CNDEG
CN00D
X
!
F901
QMF51E2-4R0-S
!
S901
QSW0846-001
!
TH901
QAD0134-4R5
Y910
BW
IC921
STR-W6554A-F5
R431
R432
R433
L551
R582
R583
C525
C526
C527
C528
C582
C906
C524
L522
Y911
BW
NC
S/GND
VCC
SS/ADJ
FB
BD
D925
MTZJ9.1C-T2
QAF0060-621
D
SCW
-1901A
QRE121J
-271Y
QRX01GJ
-2R2
QRE121J
-330Y
QQLZ026
-280
QRE121J
-154Y
QRE121J
-274Y
QFZ0196
-472
QFZ0196
-202
QFZ0197
-124
QFP32GJ
-393
QFZ0197
-124
QEZ0633
-227
QFZ0196
-232
QQR1005
-004
A_VCC
!
RY901
QRL029J-473
R926
QRE121J-150Y
R927
15K
1/4W
C915
C916
X
C926
QCZ9079-102
QCZ9079-102
QCZ0364-222
X
!
!
QSK0061-002
C991
C992
!
QQS0271-001
PS2581AL1/QW/
!
QRZ9046-825Z
C993
!
QCZ9079-102
D956
C966
*3
100/16
R963
C964
T921
!
PC901
8.2M
R991
1000pF
AC250V
22K
X
Q955
*1
R964
IC971
22K
*3
*7
QCB32HK-471Z
RU4AM-LFM1
QCB32HK-471Z
FMX-G12S
QCB32HK-471Z
RU3AM-LFC4
C953
D953
RU3AM-LFC4
C954
D954
C963
QCZ0364-102
D951
C951
QCZ0364-152
C955
D955
C952
D952
X
X
C973
100/16
R951
3.3K
1/4W
R953
1.8K
1/4W
MM1563DF-X
VONCGNDCNCONT
.1
C972
!
CP955
ICP-N75-T
CP
!
CP952
ICP-N38-T
CP
!
CP953 K953
ICP-N75-T
CP
CP954
X
CP
!
CP951
QMFZ052-2R0-E
CP
QEZ0203-107
SUB
R971
QRL029J-150
QRT029J-R47
C959
X
C956
VIN
R965
2200/35
2200/25
C971
470/10
C960
C958
C965
X
K954
QQR1114-001Z
R952
X
D957
K955
*7
K952
*7
X
K951
MAIN PWB ASS'Y (3/4)
SCW-1901A-H2 [AV-2186ME]
SCW-1911A-H2 [AV-21MX56/S]
SCW-1908A-H2 [AV-21MX76/G]
!
!
VA901
R910
!
C910
QFZ9072-224
!
LF901
QQR1635-001
X
Y901
X
Y906
-1911A
QRE121J
-271Y
QRX01GJ
QRE121J
-330Y
QQLZ026
QRE121J
-154Y
QRE121J
-274Y
QFZ0196
-472
QFZ0196
QFZ0197
QFP32GJ
QFZ0197
QEZ0476
QFZ0196
QQR1005
-280
-202
-124
-393
-124
-227
-232
-004
QRF154K-2R2
C903
QCZ9015-102Z
R902
QRL029J-683
MC
SCW
-2R2
X
Y902
!
QFZ9072-224
X
Y905
QQR0673-004
R901
!
QQR1114-001Z
C921
QCZ0364-561
C922
.01
D923
LF902
MC
X
X
Y904
Y903
C901
X
X
Y908
Y907
!
!
C902
QFZ9072-224
D901
K921
MTZJ9.1C-T2
C924
.1
GSIB460-S1
C923
QFLC1HJ-471Z
QRA14CF-3902Y
QCZ9015-102Z
R922
R923
5.6K
1/4W
R924
!
C905
QRE141J-221Y
!
C904
QCZ9015-102Z
D927
MA8180/M/-X
D922
MTZJ36A-T2
C906
*
R921
D926
*9
D921
*9
C925
22/35
Note: 1. Please refer to page 2-25 for voltages of this circuit diagram.
2. Please refer to page 2-26 for waveforms of this circuit diagram.
D924
D928
SCW
-1908A
QRX01GJ
-2R7
QRE121J
-120Y
QQLZ026
-240
QRE121J
-184Y
QRE121J
-184Y
QFZ0196
-502
QFZ0196
-152
QFP32GJ
-563
QFZ0197
-204
QEZ0476
-227
QFZ0196
-202
QQR1005
-002
X
X
QRZ0107-474Z
X
X
QRL039J-120
C957
2200/10
R957
3.3K
1/2W
QQLZ026-460
3.3V
GND
C962
X
VINVOGND
Y953
X
Y955
QUY160-050Y
D950
X
C995
X
Y952
QUY160-050Y
C950
0.1
MC
C980
47/35
R977
L951
IC972
PQ033RDA1SSH
VINVOGND
IC975
PQ050RDA1SZ
C967
47/35
IC973
PQ120RDA1SZ
VINVOGND
IC951
SE135N
MAIN PWB (1/4) SHEET1
NECK
VDRB-EWVDRA+
HFB
ABL
P_ON/OFF
3.3V_STB
8V5V32V
H_DRIVE
12V
12V
3.3V_STB
5V
12V
8V
32V
H_DRIVE
P_ON/OFF
PROTECT
D976
R421
*3
10K
5V
CONT
C977
47/35
R978
1K
1/4W
CONT
C994
3.3/50
CONT
D972
Y951
BW
Y957
QUY160-100Y
Y570
QUY160-100Y
D975
*3
D973
*3
D971
*3
R970
1.8K
1/4W
W-X
X
W-X1
X
*3
D970
MA8082/M/-X
22/50
C471
3.3V_STB
P_ON/OFF
PROTECT
1SR35-400A-T2
5V
12V
8V
H_DRIVE
32V
R471
270K
R472
10K
D424
QUY160-050Y
NCF21HZ-334X
NCF21HZ-334X
L421
C435
C436
R448
1
1/2W
1/4W
Q422
Q421
*1
C422
QCS32HJ-180Z
QRL039J-470
R525
X
R520
C520
100
W-B
QUB230-08ZAZA-E
*1
Vcc -Vcc
MC
R438
QFLC2AJ-683Z
R440
QRG01GJ-221
C430
QFLC2AJ-563Z
R524
47/35
.1
R521
1K
GND
IC401
LA78040N
THERMAL
PROTECTION
PUMP
AMP
UP
C428
C423
6800p
X
C424
R430
12K
C523
H_DRIVE
2SC2655/Y/-T QRL029J-271
220/35
D423
1N4003SG-T2
C427
1000/35
C431
0.18/50
TF
R431
*
1/2W
R432
*
R433
*
1/2W
TT2190LS-YB11
T521
QQR1522-001
Q521
C521
.0033
D520
*3
W-E
X
W-D
X
GND
GND
R473
1/4W
!
MY
D962
MA8330/M/-X
68K
R434
Q522
.022
6.8K
R522
1/2W
C522
LC31722-001B
22
R523
R474
220K
R426
HS522
QRL029J-223
QUY160-125Y
QUY160-125Y
GND
12K
PROTECT
X
D595
2.2K
6.8K
R411
R427
2.2K
R412
R461
X
1/2W
R462
Q461
R962
Y960
Y958 Y970
BW X
Y954
X
X
C526
!
C524
*
*
C531
X
D521
Y503
X
Y504
X
D522
RU3AM-LFC4
GND GND
ERB06-15E-F1
QUY160-050Y
QUY160-150Y
Q591
X
R591
X
C525
*
C528
*
Y972
Y971
0
Y967
D591
X
C591
X
QENC2AM-225Z
IC351
TDA6107AJF/N1
TP-47B
TP-47R
MC
R355
R356
R357
C351
0.001
X
100
QRE121J-222Y
R351
150
150
150
D370
R354
R353
R352
QFLC2AJ-103Z
D555
R551
QRX029J-R47
QRX029J-R47
X
R380
D350
MA8075/H/-X
C555
MY
X
QCB32HK-561Z
D551
D552
R552
C552
QCB32HK-561Z
W-Y1
X
Y965
QUY160-050Y
Y572
QUY160-125Y
W-Y
X
R569
QRZ0225-2R2
D593
X
R594
C593
X
X
D592
R592
X
X
R593
X
C592
MA8051/L/-X
L521
X
C527
*
C582
*
D523
*9
N
C529
R527
QRL039J-393
QCB32HK-561Z
MAIN PWB (1/4) SHEET1 CN00T
X
CN10T
QJL001-064431-E
R554
D554
1.8K
C553
1000/25
C554
1000/25
Y505
X
Y502
X
L522
*
R528
C530
470
1/2W
X
R381
R350
X
QRZ9017-4R7
C551
*9
*9
L551
*
!
R533
HV
C352
4.7/250
Q373
X
R570
X
CN0HV
QGZ5003C1-04
D351
FR105SGT-T2
Q372
X
D371
X
QJL001-043224-E
!
T522
QQH0188-001
Y966
QUY160-050Y
Y571
QUY160-125Y
R571
X
C571
QEZ0203-107
C353
QFKC2EK-104Z
L351
QQL244J-220Z
Q371
X
CN00U
R572
2.2K
1/2W
C572
100/16
QRE121J-222Y
QRE121J-222Y
*9*9*9
D354
D355
R372
R373
X
FBT
R574
18K
1/2W
R575
2.2K
R371
X
X
Q374
D530
D356
X
R369
100K
1/2W
QQL244K-220Z
CN0E4
R573
1K
Q571
2SA1208/ST/Z1-T
R358
QRZ0107-152Z
R359
QRZ0107-152Z
R360
QRZ0107-152Z
QJL001-043224-E
D581
L530
*9
MA8075/H/-X
C573
47/35
R376
X
CN10U
*9
D571
TP-47G
!
SK351
QNZ0536-002
SG351 SG353
X
X
SG352
X
!
R377
X
R375
X
C371
X
D372
X
K356
X
R582
*
1/2W
C581
R581
.1
8.2K
1/2W
!
R530
C532
10/250
Q572
UN2226-X
QRZ9017-270
c21244001a.001_2/2
SK351
QNZ0536-002
CN0E1
R583
*
1/2W
CN0E2
QUY160-050Y
GND
CN0E3
Y361
GND
!
SCREEN
SG354
C358
X
QCZ0121-472
MAIN PWB ASS'Y (4/4)
(CRT SOCKET)
SCW-1901A-H2 [AV-2186ME]
SCW-1911A-H2 [AV-21MX56/S]
SCW-1908A-H2 [AV-21MX76/G]
CN00X
X
OPEN
CN00B
QGA2501C5-03Z
ADJUSTMENT
CONNECTOR
!
DEF YOKE
(No.YA442)2-9 2-10(No.YA442)
MAIN PWB CIRCUIT DIAGRAM [AV-21MS16/H, AV-21MS26] (1/4), (2/4) SHEET 3
MAIN PWB ASS'Y (2/4) (FRONT LED)
SCW-1903A-H2 [AV-21MS16/H]
SCW-1902A-H2 [AV-21MS26]
R794
D707
2.2K
*3
C792
0.1
Q707
*1
*2
R795
100K
R790
1K
D713
MA8039/H/-X
C701
C702
*4
470/10
C790
C704
.1
27p
C703
C705
7p
CH
C706
7p
CH
QQL231J-5R6Y
C785
L718
.1
2.2/50
C712
C713
C714
R702
C715
R703
C716
C719
R706
C720
R707
R708
GND
C711
100
.001
R704
QFZ0229-154Z
2.2
*4
C709
.01
.22
10/50
.022
X
.001
.01
220
.001
22K
10K
QAX0799-001Z
R756
MC
MC
TF
MC
MC
MC
100
C718
QUY160-100Y
QUY160-200Y
GND
X701
10K
1/50
R701 C710
12K 6800p
TF
R705
39K
MC
MC
R709
1M
1/4W
D701
*3
L701
MAIN PWB (3/4)
SHEET4
3.3V_STB
H_DRIVE
P_ON/OFF
PROTECT
CN00C
QGA2501F1-06
220
220
220
220
R762
R763
R764
R765
5V
SDA
SCL
5V
C777
C778 D706
.1
VCCWPSCL
A0A1A2
IC702
1/2W
2.2K
R109
*5
Q102
*5
Q103
SDA
VSS
47K 3.9
Q982
*1
Q983
2SA562TM/Y/-T
2.2K
R110
MCMCMC
C108
.0047
Y711
QUY160-150Y
Y710
BW
Y709
QUY160-050Y
Y708
QUY160-050Y
Y706
QUY160-250Y
Y705
QUY160-150Y
Y704
QUY160-050Y
Y703
QUY160-150Y
Y702
Y101
QUY160-075Y
47/35
R760
220
R761
R976
220
1K
1/4W
3.3V_STB
Q791
*1
C793
10/50
Y008
X
Q981
2SA562TM/Y/-T
SF102
QAX0731-001
X
SF101
QAX0872-001
C773
.1
P_ON/OFF
UDZS2.0B-X
UDZS2.0B-X
D982
D981
3.58/OTHER
GND GND
R981 R982 R983 R984
3.9
1/2W
C106
18p
CH
MC
C107
.01
Y003
C105
.0047
X
SCL0
SDA0
V1.8A
1.8V
CONT
H_DRIVE
P_ON/OFF
PROTECT
4.5/OTHER
A_VCC
A_GND
NECK
VDRA+
VDRB-
3.3V
QUY160-150Y
QUY160-075Y
QUY160-150Y
PW
8V
5V
12V
HFB
ABL
EW
SCL
SDA
Q708
SCL0
SDA0
1.8V
R792
L703
1/4W CH
33
5V
NECK
CONT
C707
C708
100/16
EW
VDRB-
VDRA+
Y722
Y721
X
Y720
X
Y718
X
Y717
Y716
Y715
X
Y714
X
Y713
X
Y712
X
MA8036-X
47K
R796
R985
Q704
*1
QQL244J-4R7Z
6.8K 2.7K
R104
R102 R103
22
R105
10/50
C104
QQL244K-1R0Z
180
Q101
100
R106
4.7K
R986
4.7K
C111
220/16
L101
MC
C109
.0047
2SC5397/CD/-T
MC
.0047
C102
Q984
*1
C110
.1
R107
4.7K
D101
1SS356-X
1SS356-X
D102
Y004
0
2.2K
R108
GND GND
10K
GND
8V
A_VCC
A_GND
5V
12V
NECK
HFB
ABL
EW
VDRA+
VDRB-
3.3V
32V
TU001
QAU0383-002
TUNER
X
L001
K101
K103
IF
R005
NC
32V
C001
MC
LOCK
L002
5V
BM
R001
220
SDA
CH
C007
SCL
CH
C008
AS
BT
C005
.0022
AGC
MC
R004
27K
R101
QQR0601-001Z
10
75
.01
QQL244J-4R7Z
C003
.1
56p
R002
56p
C006
QQR1114-001Z
C101
.0047
MC
L003
CF101
X
C002
10/50
C004
470/16
220
R003
3.9K
33/50
.0047
C103
K702
QQR1113-001Z
K651
QQR1113-001Z
K105
QUY160-150Y
K104
QQR1114-001Z
K102
QUY160-150Y
GND GND
IC801
C317
10/50
G
D
G
S
3.3K
R758
SCLO
SDAO
L3R3L_OUT
Ssif/RefIn/Avl/RefOut
1
1
C723
C724
1/4W
1/4W
10K
5.6K
5.6K
R713
R711
R712
L3
R3
GP1UE281QKVF
REMOTECON
RECEIVER
C806
C808
X
100/16
Y813
X
Y814
R823
0
CN10A
QJL001-050600-E
CN00A
QJL001-050600-E
PW_LED
ECO_IN
REMOTE
1.8V
S_V_DET
D
D714
S
MA8030/H/-X
C775
220/16
100
R757
4.7K
R777
.1
C776
VssC3
V1.8C3
S_V_DET
P12/Int2
P25/PWM4
IF VIDEO RGB SYNC DEF. PROCESS
R_OUT
DecsDem
QssO/AmO/AudeEm
MC
C727
.1
QFLC1HJ-332Z
C725
C726
10K
R714
10/50
C795
L_OUT
R_OUT
C722
X
CF701
X
IC302
S9648
ECO
R327
39K
Q706
SSM3K02F-X
Q705
SSM3K02F-X
R783
10K
R759
3.3K
R793
100
VssP2
VssC4
.22
V1.8C4
.22
V3.3A3
VrefP_Sdac
VrefN_Sdac
VrefP_Sdac
VrefN_Sdac
VrefP_Sdac
XtalIn
XtalOut
VssA1
NECK
CONT
C784
V5P1
Ph2
Ph1
Gnd1
SecPll
Dec8G
EW
VDRB-
VDRA+
Vif1
Vif2
Vsc
Iref
GndIF
Sif1
Sif2
AGC
EHT SVM
X
C721
X
QFLC1HJ-332Z
R710
C794
ABL
CF702
X
Y968
Y962
X
Y961
X
Y824
Y812
X
POWER
LED(RED)
D808
LH22440-T16
C807
R822
.1/16
1K
R824
VDO_DET
15K
R825
VDO_DET
470
5V
5V
1.8V
KEYIN
ECO_IN
PROTECT
4.5/OTHER
1/4W
R753
10K
1.2K
X
15K
R740
1/50
C783
R754
KEY_IN
R750
R789
*3
D709
220
DecV1V8
Q612
.22
22/50
.1
C772
R747
C771
C770
100
100
R749
R751
R752
PROT
V1.8C1
ECO_IN
4.5/OTHER
SDA
A_MUTE
3.58/OTHER
*1
R787
4.7K
.22
1/4W
1K
C768
100
1/4W
R771
R748
2.7K
220
1K
R744
V3.3P
A_MUTE
ROTATION
3.58/OTHER
*
X
QRE141J-470Y
R755
1.2K
R776
VssC1+P1
IC701
MAIN MICRO COMPUTER/
TELTEXT DECODE/
Gnd2
PllIf
SifAgc
IfVo/FmRo/DvbONCV8AudioSwitches
AgcSsif
V5P2
V_OUTL1R1V3C4
1
1
.01
100
R738
.1
C734
C781
V_OUT
L1
3.3V_STB
Y964
QUY160-150Y
C736
C782
MC
.1
5.6K
5.6K
10K
10K
C735
R774
R775
R773
R772
Y707
QUY160-075Y
R1
V3
SCL
SDA
12V
A_L
A_R
GND
3300p
390
R715
.1
C728
Q701
X
C732
C729
2.2/50
2.2/50
.1
22/50
L702
C731
C730
QQL231J-5R6Y
8V
5V
5V
R766
X
R767
X
3.3V
X
Y963
R821 R820 R819 R818
470 330 220 180
PW
SCL
3.3K
R745
220
R742
SDA
.1
C744
*8
D702
R786
A_B
P_R
3.3K
R743
SCL
Audio2InL
C745
75
P_L
.1
220
R741
GND
4.7K
R785
POWER
Audio2InR
R737
D703
*3
D711
P00/I2SDI1
V2/YL2R2
100
C737
*8
R716
V2/Y
W-A1
*3
D712
S_REDUCE
.1
C738
5.6K
L2
Y610
X
Y611
X
S_REDUCE
VER_PROTECT
1
C739
1
.1
C740
10K
5.6K
R717
R718
R2
TIMER
Y3/CvbsC1A_L
100
R739
*8
D704
10K
100
R768
R719
C1
Y1/CVBS1
B_MUTE
TIMER
VssC2
*8
D710
C743
C741
0
R770
R769
A_L
GND
P_ON/OFF
1.8V
10/50
A_VCC
MAIN PWB (4/4) SHEET4
(CRT SOCKET) CN10T
CN00T
QJL001-064431-E
S801 S802 S803 S804 S805
QSW0619-003Z QSW0619-003Z QSW0619-003Z QSW0619-003Z QSW0619-003Z
GND
V1.8A
C763
X
C762
100/16
C760
.22
C758
.22
D715
*3
D716
*3
D717
*3
C717
R721
1/50
47K
R731
C756
1K
1/4W
.1
C755
220/16
C754
C753
.1
.1
D753
*8
C752
C751
D751
*8
C780
.1
X
X
X
C788
.1
100
560
R727
27K
X
X
R722 R723
XX
A_B
P_L
D607
C607
220/16
C608
220/16
12V
12V
L301
R309
R312
L302
X
C306
X
R314
X
R313
X
R720
68K
D708
*3
L706
*4
.1
.1
C786
.1
C787
.1
L716
*4
R725
X
Q702
X
Y
U
V
5V
HFB
H_DRIVE
ABL
R601
3K
P_R
R662
R602
*3
Q601
*2
R609
27K
R637
X
R638
R639
3K
D610
R611
10K
Q602
*2
R649
1K
R610
100K
C609
33/50
R623 R620
33K 10K
Q607
R622
*1
10K
R624
68K
KEYIN
PW_LED
REMOTE
.22
100
C767
R736
V1.8C2
PW_LED
REMOTE
PW_LED
V1.8ADC
C766
.22
VssADC
C764
X
V3.3A2
V1.8A
GndA
C761
.1
RefAd
V3.3RefAdP
RefAdN
V3.3A1
R735
100
Bout
R734
100
Gout
R733
100
Rout
R732
1K
BLKIN
C757
CH
560p
BCL
MC
V5P3
Gnd3
C779
10/50
B3/Pb
100
R779
1/4W
G3/Y
100
R780
R3/Pr
100
R781
1/4W
INSSW3
R782
1.2K
NC
R729
Yin/G2/Y
Uin/B2/Pb
Vin/R2/Pr
Ysync
V5Comb
VssComb
FbiSo
CVBSO/PIP
CVBSO/PIP
C662
10/50
Yout
Hout
ICP-N25-T
OFF_MUTE
!
CP650
CP
X
C750
C749
C748
C746
.1
R728
R726
R724
R778
GND
A_MUTE
D603
*3
Uout/INSSW2
A_R
HP_L
HP_R
C742
10/50
0
A_R
5V
12V
J808
QNN0282-001
.0015
R3
D341
*3
D342
*3
D343
*3
X
C304
X
L305
X
C310
MC
X
X
X
MC
X
C307
R310
X
X
R311
X
Q305
X
Q306
R307
X
K701
QUY160-150Y
NCNCNCNCNCNCNC
10K
R617
X
R618
0
X
0
*3
R612
100KX100K
C610
220/16
Q608
*1
C613
10/50
VIDEO-3
INPUT
MC MC
C826
C825
.0015
GND
Y942
X
MC
C305
X
C311
X
I2C1
I2C2
SDA
SCL
INTR
NC
VDD33PAD
VSS33PAD
VSP
C318
X
HSP
NC
GP01
NC
X
CLKOUT
CH
R308
X
X301
CH
C302
IC601
AN5277
RIN
BINRFGND
C601
C656
10/50
100/50
X
C655
R613
R614
X
*6
Q603
Q604
R621
2.2K
J807
QNN0281-002
R817
X
LC805
QQR1199-002
Y809
X
C831
0
L3
V3
3.3V
3.3V_STB
Y941
QUY160-200Y
D301
X
NC NC NC
POR
GP02
RESET
VDD18
VSS18
IC301
XOUT
XIN
VSS18
VDD18
GP00
NC
X
CH
X
C303
AUDIO AMP
LINNCB_MUTE
L_OUT
D602
X
C602
10/50
C603
X
10K
C604 R606
R605
R604
X
R619
X
R615
X
*6
Q605
Q606
D609
D608
X
X
C617
X
J806
QNN0281-003
GND
R319
X
MC
C314
NC
UIN
VIN
X
SEL
OUT3
L_R_MUTE
.22 .22 2.2
1/2W
R630
270
D814
1/2W
*8
R631
1K
Y810
X
Q341
*2
C341
100/16
X
NC NC
YIN
VDD33ADC
OUT2
OUT1
GND_B
VCC
XX
C612 C611
X
R625
A_GND
L_AOUT
C615
1000/25
R344
CVB4
CVBS3
VSS33ADC
TM
CVBS2
TEST
CVBS1
VSS18ADC
VDD18ADC
IN1
IN2
IN3
FSW
VSS33DAC
VDD33DAC
X
X
X
R317
R316
R315
NC
B_OUT
STB
ROUT
R634 R635 R636
R_AOUT
1000/25
D345
*3
NC
NC
NC
NC
NC
C309
L_AOUT
C605
.22
C606
.22
R607
2.2
1/2W
390 X
*6
Q609
C616
R961
10K
1/4W
C315
X
C313
X22X
MC
X
R_AOUT
QETN1CM-107Z
J809
QNS0155-001
R632
270
1/2W
R633
1K
B_MUTE
L304
X.1X
R320
Q307
MC
C312
L306
C308
X
Y943
X
Y944
QUY160-075Y
BASS
D604
X
C614
X
D606
X
Q610
C661
QUY160-075Y
X
R321
X
X
S_REDUCE
D605
X
390
CN00S
QGA2501C5-04Z
R816
C1
Y909
S_V_DET
X
5V
Y912
12V
SCL
SDA
5V
X
C316
CVBSO/PIP
R318
X
X
L303
V
Y
U
NECK
PB
GND
V2/Y
PR
3.3V_STB
3.3V
V_OUT
OFF_MUTE
X
W-A
Y1/CVBS1
W-C
QUB230-16ZAZA-E
GND
VDO_DET
L1
R1
GND
V2/Y
GND
PB
GND
PR
GND
L2
R2
GND
BASS
A_GND
5V
L_OUT
GND
R_OUT
W-C1
R809
220
C827
0
LC801
QQR1199-002
NCB31HK-152X
W-G
QUB230-12ZAZA-E
C828
0
LC802
QQR1199-002
C829
0
LC803
QQR1199-002
C830
0
LC804
QQR1199-002
Q801
KTA1267/YG/-T
Y801
X
Y802
C821
W-G1
Y803
Y804
Y805
Y806
C823
.0015
C809
X
C810
X
Q805
*2
75
J801
QNZ0454-002
Y819
R801
75
BW
X
D817
*8
C822
NCB31HK-152X
R804
X
75
D810
X
*8
X
R805
75
X
D811
*8
R806
75
D812
*8
MC
MC
C824
.0015
R807
C804
100
1/2W
470/16
R815
75
D813
J804
*8
QNN0349-001
R811
C802
82K
390
10/50
R810
R812
C803
390
10/50
R813
82K
Q803
*6
Q804
*6
R814
100K
SPEAKER
VIDEO-1
S-VIDEO
INPUT
J802
QNN0349-002
VIDEO-2
COMPONENT
VIDEO
INPUT
J803
QNN0348-001
J805
X
OPEN
OPEN
c21243001a.001_1/2
R640
1K
1/4W
*6
Q611
*
Refer to NOTE Refer to NOTE
IC701
W-X
W-Y
SCW
SCW
SCW
-1903A
-1905A
-1902A
TDA12010
H/N1F00
QUB230-
X
X
22ZAZA-E
QUB230-
X X
10ZAZA-E
MAIN PWB ASS'Y (1/4)
SCW-1903A-H2 [AV-21MS16/H]
SCW-1902A-H2 [AV-21MS26]
Note: 1. Please refer to parts list for the part number of IC701 and IC702.
2. Please refer to page 2-25 for voltages of this circuit diagram.
3. Please refer to page 2-26 for waveforms of this circuit diagram.
CN00M
BASS PWB
SHEET7 CN00M
2-12(No.YA442) (No.YA442)2-11
MAIN PWB CIRCUIT DIAGRAM [AV-21MS16/H, AV-21MS26] (3/4), (4/4) SHEET 4
!
QGA7901C1-02
AC110V-AC240V
50Hz/60Hz
!
QGZ5003C1-02
DEG COIL
SCW
*
-1902A
QRE121J
R431
-271Y
QRE121J
R433
-330Y
QQH0188
T522
-001
QQLZ026
QQLZ026
L551
-280
QFZ0196
C524
-232 -232
QFZ0196
QFZ0196
C525
-472
QFZ0197
C527
-124
QUY160-
Y570
100Y
CN0PW
CNDEG
CN00D
SCW
-1903A
QRE121J
-271Y
QRE121J
-330Y
QQH0188
-001
-280
QFZ0196
-472
QFZ0197
-124
X
!
F901
QMF51E2-4R0-S
X
-1905A
QQH0214
QQLZ026
QFZ0196
QFZ0196
QFZ0197
QUY160-
QSW0846-001
QAD0134-4R5
Y910
STR-W6554A-F5
SCW
X
X
-001
-140
-202
-542
-114
100Y
!
!
R910
VA901
QAF0060-621
Y911
BW
NC
S/GND
VCC
SS/ADJ
FB
BD
D925
MTZJ9.1C-T2
QRZ0107-474Z
D
D924
X
D928
X
SCW
*
-1902A
QUY160-
Y571
125Y
QUY160-
Y572
125Y
QFZ0197
C582
-124
QQS0271
T921
-001 -001
QUY160-
Y951
100Y
QUY160-
Y957
100Y
QUY160-
Y965
050Y
QUY160-
Y966
050Y
!
S901
TH901
BW
IC921
X
Y901
X
Y906
QRF154K-2R2
!
C903
QCZ9015-102Z
R902
QRL029J-683
MC
SCW
-1903A
-1905A
QUY160-
X
125Y
QUY160-
X
125Y
QFZ0197
QFZ0197
-124
QQS0385 QQS0271
QUY160-
X
100Y
QUY160-
X
100Y
QUY160-
X
QUY160-
X
QFZ9072-224
QQR1635-001
X
Y902
!
QFZ9072-224
X
Y905
QQR0673-004
R901
QQR1114-001Z
C921
QCZ0364-561
C922
.01
D923
MC
SCW
-154
-001
050Y
050Y
C910
LF901
C901
LF902
C924
!
!
!
K921
C923
MTZJ9.1C-T2
QRA14CF-3902Y
.1
X
Y903
X
Y907
D901
GSIB460-S1
QCZ9015-102Z
QFLC1HJ-471Z
R923
5.6K
1/4W
R924
!
C902
QFZ9072-224
!
C905
R922
QRE141J-221Y
Y904
Y908
X
X
!
C904
QCZ9015-102Z
D927
MA8180/M/-X
D922
MTZJ36A-T2
C906
D926
QEZ0476-227
*9
22/35
R921
QRL029J-473
QRE121J-150Y
D921
*9
C925
R927
1/4W
Note: 1. Please refer to page 2-25 for voltages of this circuit diagram.
2. Please refer to page 2-26 for waveforms of this circuit diagram.
!
RY901
QSK0061-002
!
C991
QCZ9079-102
!
C992
QCZ9079-102
T921
!
*
C915
QCZ0364-222
C916
X
R926
C926
X
15K
!
PC901
PS2581AL1/QW/
!
R991
QRZ9046-825Z
C993
!
AC250V
QCZ9079-102
8.2M
1000pF
D956
C966
*3
100/16
R963
C964
22K
Q955
X
*1
R964
IC971
22K
*3
*7
QCB32HK-471Z
RU4AM-LFM1
QCB32HK-471Z
FMX-G12S
QCB32HK-471Z
RU3AM-LFC4
C953
D953
RU3AM-LFC4
C954
D954
C963
QCZ0364-102
D951
C951
QCZ0364-152
C955
D955
C952
D952
X
X
C973
100/16
R951
3.3K
1/4W
R953
1.8K
1/4W
MM1563DF-X
VONCGNDCNCONT
.1
C972
CP955
ICP-N75-T
CP
CP952
ICP-N38-T
CP
CP953 K953
ICP-N75-T
CP
CP954
X
CP
CP951
QMFZ052-2R0-E
CP
QEZ0203-107
SUB
R971
QRL029J-150
QRT029J-R47
!
!
!
C959
X
!
C956
VIN
R965
C960
2200/35
C958
2200/25
K954
QQR1114-001Z
R952
X
D957
K955
*7
K952
*7
X
K951
MAIN PWB (1/4) SHEET3
NECK
VDRB-EWVDRA+
HFB
ABL
*
2.2K
R412
C526
QFZ0196-202
PROTECT
D595
R462
X
C531
X
Y503
X
Y504
X
D522
RU3AM-LFC4
GND GND
P_ON/OFF
D521
ERB06-15E-F1
X
QFP32GJ-393
QUY160-050Y
QUY160-150Y
Q591
R591
C525
*
C528
Y972
Y971
Y967
X
D591
X
C591
X
QENC2AM-225Z
0
X
IC351
TDA6107AJF/N1
TP-47B
TP-47R
MC
R355
R356
R357
C351
0.001
X
100
QRE121J-222Y
R351
150
150
150
D370
R354
R353
R352
D555
R551
QRX029J-R47
QRX029J-R47
C555
QFLC2AJ-103Z
MY
X
R552
W-Y1
QRZ0225-2R2
X
R380
D350
QCB32HK-561Z
C552
QCB32HK-561Z
X
W-Y
X
R569
MA8075/H/-X
D551
D552
Y965
Y572
D593
X
R594
C593
X
X
D592
R592
X
X
R593
X
C527
*
C582
*
N
QRL039J-393
C592
X
MA8051/L/-X
D523
*9
R527
QCB32HK-561Z
X
L521
X
C529
MAIN PWB (1/4) SHEET3 CN00T
CN10T
QJL001-064431-E
R554
1.8K
D554
C553
1000/25
C554
1000/25
Y505
X
Y502
X
L522
QQR1005-004
R528
C530
470
1/2W
X
R381
R350
X
R533
QRZ9017-4R7
C551
*9
*9
*
*
HV
4.7/250
Q373
L551
*
!
R570
X
CN0HV
QGZ5003C1-04
C352
X
R571
C353
QFKC2EK-104Z
D351
FR105SGT-T2
L351
QQL244J-220Z
Q371
X
Q372
X
D371
X
CN00U
QJL001-043224-E
T522
!
*
Y966
*
Y571
X
R572
2.2K
1/2W
C572
100/16
X
C571
QEZ0203-107
QRE121J-222Y
QRE121J-222Y
*9*9*9
D354
D355
R372
R373
X
FBT
R574
18K
1/2W
R575
2.2K
R371
X
X
Q374
D356
X
R369
100K
1/2W
QQL244K-220Z
D530
CN0E4
R573
1K
2SA1208/ST/Z1-T
QRZ0107-152Z
QRZ0107-152Z
QRZ0107-152Z
L530
*9
Q571
MA8075/H/-X
R358
R359
R360
R375
R376
X
CN10U
QJL001-043224-E
D581
*9
UN2226-X
D571
C573
47/35
TP-47G
!
SK351
QNZ0536-002
SG351 SG353
X
X
SG352
X
!
R377
X
X
C371
X
D372
X
K356
X
R582
QRE121J-154Y
1/2W
QRE121J-274Y
C581
R581
.1
8.2K
1/2W
R530
!
QRZ9017-270
Q572
C532
10/250
c21243001a.001_2/2
SK351
QNZ0536-002
CN0E1
GND
R583
1/2W
CN0E2
Y361
QUY160-050Y
CN0E3
GND
!
SCREEN
SG354
C358
X
QCZ0121-472
MAIN PWB ASS'Y (4/4)
(CRT SOCKET)
SCW-1903A-H2 [AV-21MS16/H]
SCW-1902A-H2 [AV-21MS26]
CN00X
X
OPEN
CN00B
QGA2501C5-03Z
ADJUSTMENT
CONNECTOR
!
A_GND
A_VCC
C971
470/10
C965
X
QRL039J-120
C957
2200/10
R957
3.3K
1/2W
QQLZ026-460
3.3V
GND
12V
3.3V_STB
5V
12V
8V
32V
H_DRIVE
P_ON/OFF
PROTECT
D976
R421
*3
10K
W-X1
W-X
X
*3
D975
D973
*3
X
3.3V_STB
P_ON/OFF
PROTECT
D970
MA8082/M/-X
5V
22/50
C471
1SR35-400A-T2
5V
12V
8V
H_DRIVE
32V
IC972
PQ033RDA1SSH
C962
X
R977
Y953
X
Y955
QUY160-050Y
L951
D950
VINVOGND
PQ050RDA1SZ
VINVOGND
C995
X
Y952
QUY160-050Y
VINVOGND
C980
47/35
C950
0.1
MC
IC951
SE135N
X
IC975
C967
47/35
PQ120RDA1SZ
CONT
C977
47/35
R978
1K
1/4W
CONT
D972
*3
C994
3.3/50
IC973
CONT
D971
*3
R970
1.8K
1/4W
Y951
*
Y957
*
Y570
*
R471
270K
R472
10K
D424
QUY160-050Y
NCF21HZ-334X
NCF21HZ-334X
L421
C435
C436
R448
1
1/2W
R520
100
1/4W
QUB230-08ZAZA-E
Q421
*1
Q422
*1
C422
QCS32HJ-180Z
QRG01GJ-221
QFLC2AJ-563Z
R524
QRL039J-470
R525
X
C520
.1
W-B
PROTECTION
PUMP
UP
Vcc -Vcc
C423
6800p
MC
X
R438
C424
QFLC2AJ-683Z
R430
12K
R440
C430
C523
47/35
R521
1K
GND GND
LA78040N
THERMAL
H_DRIVE
2SC2655/Y/-T QRL029J-271
3.3V_STB
IC401
0.18/50
R431
*
1/2W
R433
*
1/2W
Q521
D520
*3
W-E
QUB230-12ZAZA-E
W-D
QUB230-10ZAZA-E
AMP
C431
QQR1522-001
C521
.0033
12V
R432
QRX01GJ-2R2
T521
8V5V32V
C428
220/35
D423
1N4003SG-T2
C427
1000/35
TF
!
TT2190LS-YB11
MY
GND
H_DRIVE
R473
68K
1/4W
6.8K
R474
R427
220K
R426
12K
R434
6.8K
R461
1/2W
Q461
X
HS522
LC31722-001B
Q522
R522
22
1/2W
R523
C522
.022
R962
QRL029J-223
D962
MA8330/M/-X
Y960
QUY160-125Y
Y958 Y970
BW
Y954
QUY160-125Y
GND
2.2K
R411
X
!
C524
MAIN PWB ASS'Y (3/4)
SCW-1903A-H2 [AV-21MS16/H]
SCW-1902A-H2 [AV-21MS26]
DEF YOKE
(No.YA442)2-13 2-14(No.YA442)
MAIN PWB CIRCUIT DIAGRAM [AV-21MX16/G, AV-21MX16/S] (1/4), (2/4) SHEET 5
MAIN PWB ASS'Y (2/4) (FRONT LED)
SCW-1910A-H2 [AV-21MX16/G], SCW-1912A-H2 [AV-21MX16/S]
IC302
S9648
ECO
R327
39K
R794
D707
2.2K
C707
C708
100/16
*3
Q708
*2
R795
100K
L703
*4
L701
QQL231J-5R6Y
.1
GND
C785
L718
2.2/50
C712
C713
C714
R702
C715
R703
C716
C719
R706
C720
R707
R708
R790
1K
470/10
C704
.1
C703
C706
7p
C711
.001
QFZ0229-154Z
C705
7p
2.2
*4
C709
.01
.22
10/50
.022
X
.001
100
R704
.01
220
.001
22K
10K
Q707
*1
D713
MA8039/H/-X
C790
27p
CH
CH
QAX0799-001Z
R756
MC
MC
MC
MC
100
C718
GND
C792
0.1
C701
C702
X701
10K
MC
R701 C710
12K 6800p
TF
TF
R705
39K
MC
MC
R709
1M
1/4W
D701
*3
SSM3K02F-X
R793
.22
.22
C784
1/50
ABL
Y968
QUY160-100Y
Y962
Y961
Y824
Y812
SSM3K02F-X
R783
10K
X
X
X
X
MAIN PWB
ASS'Y(3/4)
SHEET6
3.3V_STB
H_DRIVE
P_ON/OFF
PROTECT
CN00C
QGA2501F1-06
220
220
220
220
R762
R763
R764
R765
5V
SDA
SCL
5V
C777
C778 D706
.1
VCCWPSCL
A0A1A2
IC702
1/2W
0
Q102
*5
Q103
Q982
2.2K
R109
*5
SDA
VSS
47K 3.9
*1
Q983
2SA562TM/Y/-T
2.2K
R110
MCMCMC
C105
C108
.0047
QUY160-150Y
QUY160-050Y
QUY160-050Y
QUY160-250Y
QUY160-150Y
QUY160-050Y
QUY160-150Y
QUY160-075Y
47/35
R760
220
R761
220
R981 R982 R983 R984
3.9
1/2W
Q981
C106
18p
CH
Y008
X
MC
C107
.01
Y003
X
.0047
Y711
Y710
BW
Y709
Y708
Y706
Y705
Y704
Y703
Y702
X
Y101
2SA562TM/Y/-T
SF102
QAX0731-001
SF101
C793
10/50
UDZS2.0B-X
D982
*
C773
.1
SCL0
SDA0
R976
1K
1/4W
3.3V_STB
Q791
*1
P_ON/OFF
V1.8A
1.8V
UDZS2.0B-X
D981
CONT
A_VCC
A_GND
H_DRIVE
P_ON/OFF
VDRA+
VDRB-
PROTECT
4.5/OTHER
3.58/OTHER
GND GND
PW
SCL0
SDA0
1.8V
R792
1/4W CH
33
8V
5V
5V
12V
NECK
NECK
HFB
CONT
ABL
EW
3.3V
EW
VDRB-
VDRA+
SCL
SDA
Y722
QUY160-150Y
Y721
X
Y720
Y718
X
Y717
QUY160-075Y
Y716
QUY160-150Y
Y715
X
Y714
X
Y713
X
Y712
X
MA8036-X
47K
R796
R985
Q704
*1
QQL244J-4R7Z
6.8K 2.7K
R104
R102 R103
22
R105
10/50
C104
K702
K651
K105
K104
K102
L101
QQL244K-1R0Z
180
Q101
100
R106
4.7K
R986
4.7K
C111
220/16
MC
C109
.0047
2SC5397/CD/-T
MC
2.2K
.0047
R108
C102
Q984
*1
C110
.1
R107
4.7K
D101
1SS356-X
1SS356-X
D102
Y004
GND GND
10K
GND
8V
A_VCC
A_GND
5V
12V
NECK
HFB
ABL
EW
VDRA+
VDRB-
3.3V
32V
TU001
*
TUNER
IF
NC
32V
LOCK
5V
BM
SDA
SCL
AS
BT
AGC
R004
27K
X
L001
K101
K103
MC
L002
R001
220
CH
C007
CH
C008
C005
.0022
MC
R101
QQR0601-001Z
10
R005
75
C001
.01
QQL244J-4R7Z
C003
.1
56p
56p
QQR1114-001Z
C101
.0047
MC
L003
CF101
X
C002
10/50
C004
470/16
R002
220
R003
3.9K
*
.0047
C006
C103
QQR0601-001Z
QQR1113-001Z
QUY160-150Y
QQR1114-001Z
QUY160-150Y
GND GND
IC801
GP1UE281QKVF
REMOTECON
RECEIVER
C806
C808
X
100/16
Y813
X
Y814
C317
10/50
Q706
D
G
S
Q705
D
G
S
3.3K
R758
R759
3.3K
100
SCLO
SDAO
VssP2
P12/Int2
VssC4
V1.8C4
V3.3A3
VrefP_Sdac
VrefN_Sdac
VrefP_Sdac
VrefN_Sdac
VrefP_Sdac
XtalIn
XtalOut
VssA1
NECK
CONT
V5P1
Ph2
Ph1
Gnd1
SecPll
Dec8G
EW
VDRB-
VDRA+
Vif1
Vif2
Vsc
Iref
GndIF
Sif1
Sif2
AGC
EHT SVM
L3R3L_OUT
Ssif/RefIn/Avl/RefOut
1
1
C723
X
C724
C721
1/4W
1/4W
X
C794
10K
5.6K
5.6K
10K
QFLC1HJ-332Z
R710
R712
R713
R711
R714
L3
R3
CF702
X
R823
0
CN10A
QJL001-050600-E
CN00A
QJL001-050600-E
PW_LED
ECO_IN
REMOTE
1.8V
S_V_DET
D714
MA8030/H/-X
C775
220/16
100
R757
4.7K
R777
.1
C776
VssC3
V1.8C3
S_V_DET
P25/PWM4
IF VIDEO RGB SYNC DEF. PROCESS
R_OUT
DecsDem
QssO/AmO/AudeEm
MC
C727
.1
C725
C726
10/50
QFLC1HJ-332Z
C795
L_OUT
R_OUT
C722
X
CF701
X
POWER
LED(RED)
D808
LH22440-T16
C807
R822
.1/16
1K
R824
VDO_DET
15K
VDO_DET
470
R825
5V
ECO_IN
.22
C772
ECO_IN
5V
A_MUTE
PROTECT
4.5/OTHER
3.58/OTHER
10K
X
R750
R789
*1
R787
4.7K
Q612
.22
1/4W
22/50
.1
1K
C768
100
R747
1/4W
C771
C770
R771
R748
2.7K
1K
R749
4.5/OTHER
A_MUTE
3.58/OTHER
ROTATION
R744
V3.3P
100
R751
PROT
*
KEYIN
1/4W
15K
R740
1/50
C783
R754
KEY_IN
R753
1.2K
*3
D709
220
DecV1V8
IC701
1.8V
100
R752
V1.8C1
X
QRE141J-470Y
R755
1.2K
R776
VssC1+P1
MAIN MICRO COMPUTER/
TELTEXT DECODE/
Gnd2
PllIf
SifAgc
IfVo/FmRo/DvbONCV8AudioSwitches
AgcSsif
V5P2
V_OUTL1R1V3C4
1
1
100
L702
QQL231J-5R6Y
5V
X
Y963
R738
C782
C781
.1
.1
5.6K
5.6K
10K
10K
C735
C734
R774
R775
R773
R772
Y707
QUY160-075Y
R1
L1
V_OUT
V3
SCL
A_L
SDA
12V
A_R
3.3V
3.3V_STB
Y964
QUY160-150Y
3300p
390
R715
.1
C728
Q701
X
C732
2.2/50
C729
2.2/50
.1
22/50
C731
C730
8V
5V
R766
X
R767
X
R821 R820 R819 R818
470 330 220 180
PW
SCL
SDA
3.3K
R745
220
220
R742
SDA
.01
C744
C736
MC
*8
D702
R786
A_B
GND
P_R
.1
3.3K
SCL
Audio2InL
C745
75
P_L
S_REDUCE
W-A1
*3
*3
220
4.7K
D711
D712
R785
R741
R743
POWER
TIMER
TIMER
S_REDUCE
P00/I2SDI1
VER_PROTECT
Audio2InR
V2/YL2R2
Y3/CvbsC1A_L
100
1
100
R737
C739
R739
D710
1
.1
.1
.1
C738
C740
C737
*8
*8
D703
V2/Y
GND
C741
D704
10K
5.6K
10K
5.6K
100
R769
R768
R717
R719
R716
R718
C1
L2
R2
Y1/CVBS1
GND
B_MUTE
Y610
X
Y611
X
*8
.1
0
VssC2
A_L
C743
R770
P_ON/OFF
1.8V
PW_LED
.22
100
C767
R736
V1.8C2
PW_LED
PW_LED
V3.3RefAdP
Uout/INSSW2
Yin/G2/Y
Uin/B2/Pb
Vin/R2/Pr
A_R
HP_L
HP_R
C742
10/50
10/50
0
A_R
12V
5V
A_VCC
MAIN PWB (4/4) SHEET8
(CRT SOCKET)
CN10T
CN00T
QJL001-064431-E
S801 S802 S803 S804 S805
QSW0619-003Z QSW0619-003Z QSW0619-003Z QSW0619-003Z QSW0619-003Z
GND
V1.8A
C763
X
C762
100/16
C760
.22
C758
.22
D715
*3
D716
*3
D717
*3
C717
1/50
C756
1K
.1
C754
C753
.1
C752
C751
C780
.1
C750
X
C749
X
X
0.1/16
R728
100
R727
27K
X
R724
R778
X
R722 R723
XX
A_B
P_L
C607
220/16
C608
220/16
12V
12V
R720
680
R721
470
R731
D708
1/4W
*3
L706
C755
*4
220/16
.1
D753
*8
.1
.1
D751
*8
C786
0.1/16
C787
0.1/16
L716
*4
560
R725
X
Q702
X
5V
HFB
R601
3K
P_R
R662
X
R602
3K
*3
D607
Q601
*2
R609
27K
33/50
REMOTE
REMOTE
V1.8ADC
VssADC
V3.3A2
V1.8A
RefAdN
V3.3A1
INSSW3
V5Comb
VssComb
CVBSO/PIP
CVBSO/PIP
C662
10/50
RefAd
BLKIN
B3/Pb
R3/Pr
Ysync
FbiSo
GndA
Bout
Gout
Rout
BCL
V5P3
Gnd3
G3/Y
Yout
Hout
NC
OFF_MUTE
CP650
ICP-N25-T
KEYIN
C766
.22
C764
X
C761
.1
R735
100
R734
100
R733
100
R732
1K
C757
CH
560p
MC
C779
10/50
R779
100
1/4W
R780
100
100
R781
1/4W
R782
1.2K
R729
X
C748
C788
C746
.1
R726
GND
A_MUTE
D603
*3
!
CP
VIDEO-3
INPUT
J808
QNN0282-001
MC MC
C826
C825
.0015
.0015
GND
R3
D341
*3
D342
*3
D343
*3
X
L301
C304
X
L305
X
C310
X
R309
X
R312
X
L302
X
C306
X
R310
X
R314
X
X
Q306
R313
X
QUY160-150Y
Y
U
V
H_DRIVE
ABL
R617
X
0
R637
X
R638
0
R639
*3
D610
R611
10K
C610
220/16
Q602
*2
R649
1K
R610
100K
C609
R623 R620
33K 10K
Q607
R622
*1
10K
R624
68K
Y942
X
MC
C305
X
C311
X
MC
I2C1
I2C2
SDA
SCL
INTR
MC
NC
VDD33PAD
C307
VSS33PAD
VSP
XX
C318
R311
X
HSP
NC
GP01
NC
X
CLKOUT
X
CH
Q305
R308
X
X301
CH
R307
C302
X
X
K701
IC601
AN5277
NCNCNCNCNCNCNC
RIN
BINRFGND
10K
R618
C601
C656
10/50
100/50
X
C655
R612
R613
R614
100KX100K
X
*6
Q603
Q604
R621
2.2K
Q608
*1
C613
10/50
J807
QNN0281-002
R817
X
LC805
QQR1199-002
Y809
C831
0
L3
V3
3.3V
3.3V_STB
QUY160-200Y
D301
NC NC NC
POR
GP02
VDD18
VSS18
XOUT
XIN
VSS18
VDD18
NC
X
CH
C303
AUDIO AMP
LINNCB_MUTE
D602
X
C602
10/50
X
10K
R605
R604
X
R619
X
R615
X
*6
Q605
Q606
D609
D608
X
X
C617
X
Y941
RESET
IC301
GP00
L_OUT
C603
C604 R606
J806
QNN0281-003
GND
R319
XXX
MC
C314
NC
UIN
VIN
X
SEL
OUT3
L_R_MUTE
.22 .22 2.2
1/2W
R630
270
D814
1/2W
*8
R631
1K
Y810
X X
1000/25
Q341
*2
C341
100/16
NC NC
YIN
VDD33ADC
OUT2
OUT1
GND_B
VCC
XX
C612 C611
X
R625
A_GND
L_AOUT
C615
R344
22
D345
CVB4
CVBS3
VSS33ADC
TM
CVBS2
TEST
CVBS1
VSS18ADC
VDD18ADC
IN1
IN2
IN3
FSW
VSS33DAC
VDD33DAC
X
X
X
R317
R316
R315
NC
B_OUT
STB
ROUT
R607
1/2W
R634 R635 R636
390 X
J809
QNS0155-001
R632
270
1/2W
R633
1K
R_AOUT
B_MUTE
C616
1000/25
R961
Y909
Y912
R321
X
X
L306
X
S_REDUCE
X
C1
X
5V
S_V_DET
12V
W-C1
QUB230-16ZAZA-E
SCL
Y1/CVBS1
SDA
W-C
QUB230-16ZAZA-E
GND
5V
VDO_DET
L1
R1
X
X
C316
GND
CVBSO/PIP
R318
X
V2/Y
GND
PB
X
GND
L303
PR
V
GND
Y
U
L2
R2
NECK
PB
GND
GND
V2/Y
PR
BASS
3.3V_STB
3.3V
A_GND
5V
V_OUT
L_OUT
GND
R_OUT
OFF_MUTE
D605
X
W-A
Y801
R801
C827
0
75
X
Y802
X
LC801
QQR1199-002
C821
NCB31HK-152X
W-G W-G1
QUB230-12ZAZA-E QUB230-12ZAZA-E
C828
0
Y803
LC802
QQR1199-002
Y804
C829
Y805
0
LC803
QQR1199-002
Y806
C830
0
LC804
QQR1199-002
C823
.0015
R809
220
Q801
KTA1267/YG/-T
C809
X
C810
X
Q805
*2
c21265001a.001_1/2
R640
1K
1/4W
10K
1/4W
QUY160-075Y
*3
L304
X
NC
X
R320
C315
X
Q307
NC
MC
C313
C312
NC
X
NC
NC
MC
C309
C308
X
X
Y943
X
Y944
QUY160-075Y
BASS
L_AOUT
R_AOUT
D604
X
C614
C605
.22
C606
.22
X
D606
2.2
CN00S
QGA2501C5-04Z
R816
75
J801
QNZ0454-002
Y819
BW
D817
*8
SPEAKER
VIDEO-1
S-VIDEO
INPUT
C822
NCB31HK-152X
R804
X
75
D810
X
*8
X
R805
75
J802
X
D811
*8
D812
*8
MC
MC
R807
100
1/2W
D813
C802
10/50
R812
C803
10/50
Q803
*6
R814
100K
QNN0349-002
VIDEO-2
R806
75
COMPONENT
VIDEO
INPUT
J803
QNN0348-001
C824
.0015
J805
X
OPEN
C804
470/16
R815
75
J804
*8
QNN0349-001
R811
82K
390
R810
390
OUTPUT
R813
82K
Q804
*6
MAIN PWB ASS'Y (1/4)
390
SCW-1910A-H2 [AV-21MX16/G]
SCW-1912A-H2 [AV-21MX16/S]
X
*6
*6
Q609
Q610
Q611
*
SCW
SCW
SCW
-1910A
-1633A
-1912A
Refer to NOTE Refer to NOTE
QAU0383
QAU0383
-002
-002
QETN1HM
QETN1HM
-336Z
-336Z
QAX0663
QAX0663
-001
-001
TDA12010
H/N1F00
QAU0328
-002
QETN1HM
-225Z
QAX0872
-001
C661
10/16
IC701
TU001
C006
SF101
Note: 1. Please refer to parts list for the part number of IC701 and IC702.
2. Please refer to page 2-25 for voltages of this circuit diagram.
3. Please refer to page 2-26 for waveforms of this circuit diagram.
CN00M
BASS PWB
SHEET7 CN00M
2-16(No.YA442) (No.YA442)2-15
MAIN PWB CIRCUIT DIAGRAM [AV-21MX16/G, AV-21MX16/S] (3/4), (4/4) SHEET 6
A_GND
A_VCC
!
AC110V-AC240V
50Hz/60Hz
QGZ5003C1-02
DEG COIL
!
CN0PW
CNDEG
CN00D
*
X
!
F901
QMF51E2-4R0-S
CN0PW
R431
R433
R582
L551
C527
C525
C906
C582
!
S901
QSW0846-001
TH901
QAD0134-4R5
Y910
BW
IC921
STR-W6554A-F5
*
QGA7901
QRE121J
QRE121J
QRE121J
QQLZ026
QQH0188
T522
QFZ0197
QFZ0196
C524
QFZ0196
QEZ0476
QFZ0197
Y911
BW
S/GND
VCC
SS/ADJ
MTZJ9.1C-T2
SCW
-1910A
C1-02
-271Y
-330Y
-154Y
-280
-001
-124
-232
-472
-227
-124
QAF0060-621
D
NC
FB
BD
D925
-1912A
QGA7901
QRE121J
QRE121J
QRE121J
QQLZ026
QQH0188
QFZ0197
QFZ0196
QFZ0196
QEZ0476
QFZ0197
!
!
R910
VA901
QRZ0107-474Z
D924
X
D928
X
SCW
-1633A
QGAB801
C1-02
C1-02
-271Y
-330Y
QRE121J
-154Y
-184Y
QQLZ026
-140
-280
QQH0214
-001
-001
QFZ0197
-114
-124
QFZ0196
-202
-232
QFZ0196
-542
-472
QEZ0633
-227
-227
QFZ0197
-154
-124
!
C910
QFZ9072-224
!
LF901
QQR1635-001
C901
K921
MTZJ9.1C-T2
.1
X
Y903
X
Y907
D901
GSIB460-S1
C923
QFLC1HJ-471Z
R924
QRA14CF-3902Y
Y904
Y908
!
C902
QFZ9072-224
!
C905
QCZ9015-102Z
R922
QRE141J-221Y
R923
5.6K
1/4W
X
X
!
C904
QCZ9015-102Z
D927
MA8180/M/-X
D922
MTZJ36A-T2
C906
D926
QEZ0476-227
*9
R921
QRL029J-473
QRE121J-150Y
D921
*9
C925
22/35
R927
1/4W
X
X
Y902
Y901
!
QFZ9072-224
X
X
Y906
Y905
!
LF902
QQR0673-004
R901
QRF154K-2R2
!
C903
QCZ9015-102Z
R902
QRL029J-683
QQR1114-001Z
C921
QCZ0364-561
MC
C922
.01
D923
MC
C924
SCW
X
X
!
RY901
QSK0061-002
!
C991
QCZ9079-102
!
C992
QCZ9079-102
!
T921
QQS0271-001
C915
QCZ0364-222
C916
X
R926
C926
X
15K
PC901
PS2581AL1/QW/
!
R991
QRZ9046-825Z
!
C993
AC250V
QCZ9079-102
!
8.2M
1000pF
D956
C966
*3
100/16
R963
C964
22K
Q955
X
*1
R964
IC971
22K
*3
*7
RU4AM-LFM1
QCB32HK-471Z
FMX-G12S
QCB32HK-471Z
RU3AM-LFC4
C953
QCB32HK-471Z
D953
RU3AM-LFC4
C954
X
D954
X
C963
QCZ0364-102
D951
C951
QCZ0364-152
C973
C955
D955
C952
D952
R951
3.3K
1/4W
R953
1.8K
1/4W
MM1563DF-X
VONCGNDCNCONT
100/16
QMFZ052-2R0-E
.1
C972
CP955
ICP-N75-T
CP952
ICP-N38-T
CP
CP953 K953
ICP-N75-T
CP954
CP951
QEZ0203-107
!
CP
!
!
CP
X
CP
!
CP
SUB
VIN
R971
QRL029J-150
R965
QRT029J-R47
2200/35
2200/25
C959
X
C956
C971
470/10
C960
2200/10
R957
C958
1/2W
C965
X
K954
QQR1114-001Z
R952
X
D957
K955
*7
K952
*7
X
K951
MAIN PWB ASS'Y (3/4)
SCW-1910A-H2 [AV-21MX16/G]
SCW-1912A-H2 [AV-21MX16/S]
QRL039J-120
C957
3.3K
QQLZ026-460
MAIN PWB (1/4) SHEET5
NECK
VDRB-EWVDRA+
HFB
ABL
P_ON/OFF
3.3V_STB
8V5V32V
H_DRIVE
3.3V
GND
12V
3.3V_STB
5V
12V
8V
32V
H_DRIVE
P_ON/OFF
PROTECT
D976
R421
*3
10K
5V
IC972
PQ033RDA1SSH
C962
X
R977
Y953
X
Y955
QUY160-050Y
L951
D950
VINVOGND
PQ050RDA1SZ
VINVOGND
C995
X
Y952
QUY160-050Y
VINVOGND
C980
47/35
C950
0.1
MC
IC951
SE135N
X
IC975
C967
47/35
IC973
PQ120RDA1SZ
CONT
C977
47/35
R978
1K
1/4W
CONT
C994
3.3/50
CONT
QUY160-100Y
QUY160-100Y
*3
D975
D972
*3
D973
*3
D971
*3
R970
1.8K
1/4W
D970
MA8082/M/-X
W-X
X
Y951
BW
Y957
Y570
W-X1
X
270K
22/50
C471
3.3V_STB
P_ON/OFF
PROTECT
1SR35-400A-T2
5V
12V
8V
H_DRIVE
32V
R471
R472
10K
D424
QUY160-050Y
NCF21HZ-334X
NCF21HZ-334X
Q421
L421
C435
C436
R448
1
1/2W
R520
100
1/4W
QUB230-08ZAZA-E
*1
C422
R525
Q422
*1
QCS32HJ-180Z
R438
QRG01GJ-221
QFLC2AJ-563Z
R524
QRL039J-470
X
C520
.1
W-B
GND
PROTECTION
PUMP
UP
Vcc -Vcc
C423
6800p
MC
X
C424
QFLC2AJ-683Z
R430
12K
R440
C430
C523
47/35
R521
1K
12V
IC401
LA78040N
THERMAL
AMP
R473
68K
1/4W
C428
220/35
D423
1N4003SG-T2
C427
1000/35
C431
0.18/50
TF
R434
6.8K
R431
270
1/2W
R432
QRX01GJ-2R2
1/2W
R433
QRE121J-330Y
!
Q522
TT2190LS-YB11
T521
QQR1522-001
R522
22
1/2W
Q521
H_DRIVE
2SC2655/Y/-T QRL029J-271
D520
*3
W-E
X
W-D
X
GND
R523
C521
.0033
C522
MY
.022
D962
MA8330/M/-X
GND
R474
220K
R426
12K
HS522
LC31722-001B
QRL029J-223
Y960
QUY160-125Y
Y958 Y970
QUY160-125Y
GND
PROTECT
D595
6.8K
2.2K
R411
R427
2.2K
R412
R461
X
1/2W
R462
Q461
R962
BW X
Y954
X
X
C526
C524
!
QFZ0196-202
QFZ0196-232
C531
X
Y503
X
Y504
X
D522
RU3AM-LFC4
GND GND
D521
ERB06-15E-F1
X
QFP32GJ-393
QUY160-050Y
QUY160-150Y
Q591
X
D591
R591
X
C525
C528
Y972
Y971
0
Y967
X
C591
X
L521
QFZ0196-472
QENC2AM-225Z
X
QFZ0197-124
QFZ0197-124
N
C529
R594
X
R592
X
C527
C582
QRL039J-393
IC351
TDA6107AJF/N1
TP-47B
TP-47R
MC
R355
R356
R357
C351
0.001
X
100
QRE121J-222Y
R351
150
150
150
D370
R354
R353
R352
QFLC2AJ-103Z
D555
R551
QRX029J-R47
QRX029J-R47
X
R552
C555
MY
W-Y1
X
W-Y
X
QRZ0225-2R2
X
R380
D350
MA8075/H/-X
QCB32HK-561Z
C552
QCB32HK-561Z
Y965
QUY160-050Y
Y572
QUY160-125Y
R569
D593
X
C593
X
D592
X
R593
C592
X
X
MA8051/L/-X
D523
*9
R527
QCB32HK-561Z
MAIN PWB (1/4) SHEET5 CN00T
CN10T
QJL001-064431-E
R554
D554
1.8K
C553
1000/25
C554
1000/25
Y505
X
Y502
X
L522
QQR1005-004
R528
C530
470
1/2W
X
R381
R350
X
QQLZ026-280
!
R533
QRZ9017-4R7
C551
D551
*9
D552
*9
HV
4.7/250
Q373
L551
R570
X
CN0HV
QGZ5003C1-04
C352
X
R571
C353
QFKC2EK-104Z
D351
FR105SGT-T2
L351
QQL244J-220Z
Q371
Q372
X
D371
X
QJL001-043224-E
T522
!
QQH0188-001
Y966
QUY160-050Y
Y571
QUY160-125Y
C572
100/16
X
C571
QEZ0203-107
X
CN00U
R572
2.2K
1/2W
QRE121J-222Y
QRE121J-222Y
*9*9*9
D354
D355
R372
R373
X
FBT
R574
18K
1/2W
R575
2.2K
D356
R371
X
X
Q374
D530
X
R369
100K
1/2W
QQL244K-220Z
CN0E4
R573
1K
Q571
2SA1208/ST/Z1-T
R358
QRZ0107-152Z
R359
QRZ0107-152Z
R360
QRZ0107-152Z
QJL001-043224-E
D581
*9
L530
*9
MA8075/H/-X
C573
47/35
R376
X
CN10U
D571
R375
UN2226-X
TP-47G
!
SK351
QNZ0536-002
SG351 SG353
X
X
SG352
X
!
QNZ0536-002
CN0E1
R582
QRE121J-154Y
1/2W
R581
8.2K
1/2W
C532
!
10/250
X
QRZ9017-270
Q572
R377
X
C371
X
D372
X
K356
X
C581
.1
R530
c21265001a.001_2/2
SK351
GND
1/2W
R583
CN0E2
Y361
QUY160-050Y
QRE121J-274Y
CN0E3
GND
!
SCREEN
SG354
C358
X
QCZ0121-472
MAIN PWB ASS'Y (4/4)
(CRT SOCKET)
SCW-1910A-H2 [AV-21MX16/G]
SCW-1912A-H2 [AV-21MX16/S]
CN00X
X
OPEN
CN00B
QGA2501C5-03Z
ADJUSTMENT
CONNECTOR
Note: 1. Please refer to page 2-25 for voltages of this circuit diagram.
2. Please refer to page 2-26 for waveforms of this circuit diagram.
(No.YA442)2-17 2-18(No.YA442)
!
DEF YOKE
BASS PWB CIRCUIT DIAGRAM SHEET 7
L671
QQL244J-4R7Z
CN00M
GG30161-001A-H
MAIN PWB (1/4) SHEET1
3.3VNCA_L
A_RNCSCL
SDANCGND
P_R
P_L
GND
BASS PWB ASS'Y
SCW-6001A-H2
R671
R672
5.6K
5.6K
R673 R674
12K 12K
C671
.47/50
R675
10K
C672
33P
R677
4.7K
C685
C686
R676
CH
1
1
100K
X671 C679
QAX0799-001Z
R678
4.7K
R682
220
R683
220
CH CH
33P 33P
C690 C691
68p 68p
CH CH
CH CH
C676 C675 C674 C673
33P 33P
C677
10/50
IC671
MX3000DS-X
SCL
SDA
RESET( BAR)
INL
INR
OSC0
OSCI
CAP
MC
DVDD
DGND
AVDD
OUTL
OUTR
MXBOUT
AGND
REFOV
GND
C683
0.1
C684
10/50
100/16
R679
10
C689 C688
1 1
CH CH MC MC
C682 C681 C680 C678
R681 R680
33P 33P 0.1 .015
X X
Note: 1. Please refer to page 2-25 for voltages of this circuit diagram.
c21257001a.001
2-20(No.YA442) (No.YA442)2-19
PATTERN DIAGRAMS
MAIN PWB PATTERN
R357
R356
L351
R355
D351
C352
D354 D355
R358
D356
T
C353
9
5.5
4.5
1
IC351
HS351
C351
R351
D370
D350
R354
R381
R380
R350
R352
CN10T
W051
R522
HS522
Q522-1
Q522
HS522-1
C526
Y965
Y966
R359
K356
R353
CN0E3-2
C358
C358-2
SCREEN
Y361
T521-1
R461
R462
R795
Q707
C792
Q708
IP96
Q461
Y504
Y503
R794
C528
C528-1
D522-1
D522
C525
C525-2
C524
T522
T522-1
D371
R360
D707
CN0HV
W-Y1
R421
Y505
R533
CN0E3
CN0E2
R377
R371
Q371
Q372
Q373
C531
Q421 Q422
R527-1
Y502
C430
C555
C552
Y572
R369
CN10U
CN0E1
R985
C371
L718
D372
R376
R375
Q374
R372
R373
Q521
R523-1
C523
R524
R524-1
R793
R525
R432
C529
C529-1
C530
R528
D523
R440
C436
C435
L421
D552
D551
C551
D530
CN0E4
L530
D581
R581
R572
W-Y
R571
R570
R569
Y571
J809
R633
R632
CN00S
R982
R981
D982
Q981
Q982
Q791
R984
R976
IP111
Q984
R986
Q983
C785
C784
Q704
IP86
C520
C522
D520
C521
R521
R523
R448
R433
Y712
R431
R430
W105
C554
IP92
C424
C428
D423
C422
R438
C427
R426
R554
C553
IP88
D555
D592
C592
D593
W075
C593
R594
Q591
R530-1
R530
L551
C581
R574
D571
R575
C573
R573
J806
C826
R630
D981
R983
W-B
C471
C423
C572
CN00B
D814
W030
R631
R741
C793
W120
R471
D424
C431
W013
W004
C591
D591
R591
Q572
C571
W-E1
W028
W011
W087
R817
Y810
W042
R472
C773
R434
IC401
HS401
R427
R593
R592
Q571
C831
Y809
LC805
R731
W081
W031
C777
R760
R761
R412
W098
D554
R411
CN00X
CN00U
C532
W058
W083
W141
W114
W112
W071
C778
D706
W017
8
5
4
Y703
1
IC702
W091
R743
R745
R758
W136
W125
W124
W022
W122
W055
W040
Y722
R474
R473
W001
R704
IP65
W012
D595
D701
D708
Y705
R709
W079
W140
R583
R582
D975
R764
K101
R765
W-X1
L001
R762
Y570
CN00C
C825
Y711
W106
W035
W006
R747
D973
W005
W130
W045
R748
R753
R740
R792
W128
R757
R759
Y812
W054
W132
R708
C716
W-B1
Y704
C002
C001
R962
D962
R763
IP11
W008
R785
W142
R789
W135
R751
R752
Y706
C770
IP13
R749
R776
D714
D709
C772
R755
R783
R777
W143
IP95
R796
C775
C776
IP5
L703
C702
C701
C703
C790
W007
R756
IP40
C704
C707
C708
C711
W123
C710
R702
R701
IP1
W095
C714
C709
C713
R703
IP41
C715
Y708
W034
C105
W121
D102
IP91
D101
C106
C107
C109
R103
R104
R102
Q101
R105
C101
W110
IP57
C111
L003
W025
W080
W082
W076
R005
W096
C007
R001
R002
C008
TU001
Y957
W037
W052
W020
R344
W137
R750
IP8
C768
IP14
R742
R744
R771
W024
R754
IP59
C783
Q706
C771
IP12
IP6
Q705
IP9
IP68
R790
D713
IP75
Y707
IP2
C705
C706
X701
IP39
C712
IP4
SF102
Q102
Y008
IP87
Y004
SF101-2
SF101
Y003
Q103
R110
R109
R107
L101
C104
C108
R108
C103
C102
R106
C110
Y702
W009
R706
W077
W078
W145
W062
CF101
R101
L002
Y101
C003
R003
C006
C005
R004
K103
K702
W010
W119
S801 S802 S803
W032
W103
C341
D345
R721
Q341
W-A1
IP10
C767
IP15
D711
D712
IP73
R705
C718
K102
R809
R807
C004
C804
D813
R815
R818
W-E
D976
D341
D342 D343
W036
IP38
W038
C719
R707
C720
CF702
W073
W060
W044
K104
C809
R810
Q803
R811
W090
IP37
Y824
R309
R312
R313
R314
L706
W088
C717
C755
D717
L305
D715
D716
W027
C761
C760
C763
R736
Y709
R713
R711
C758
C762
IP69
C766
IP72
CF701
Q801
C802
C810
Q804
R813
R814
R735
C764
R734
IP107
R715
C728
IP43
W093
C726
C723
C725
R710
R712
IP42
C724
R714
Q701
C721
C722
K105
R767
W-C1
W144
W069
Y714
C803
W053
R812
LC804
Q805
C824
C823
R819
R520
L302
C307
C306
Q305 Q306
R308
C318
R307
X301
C302
C303
C311
C310
CN00T
K701
R732
C757
IP20
C779
IP45
R733
C756
IP18
IP28
IP117
W072
IP50
W059
C732
C781
IP47
W056
W049
C729
IP46
IP49
IP44
C734
C727
IP56
R775
R772
R766
R774
W061
W039
W129
IP67
R662
C608
D603
C607
C609
R649
W127
W-A
C828
C830
C829
Y805
R805
D811
R806
R820
S804 S805
Y715
W050
Y943
Y944
C305
IP36
R310
R311
IP35
IP106
W089
R729
R316
R720
W108
IP33
R782
R317
IP26
W086
IP24
IP74
IP25
R315
C750
C748
C749
IP76
C788
IP21 IP22
IP23
C754
C786 C787
D751
R779
D753
W117
IP19
R781
C753
W066
IP27
C780
W067
W064
IP29
W023
C746
W068
IP63
IP62
IP71
IP53
R780
C738
C751
IP48
IP51
IP52
D609
W101
Y806
IP17
C745
C752
C744
C736
IP118
C782
R773
IP54
D970
C739
R719
C731
C730
IP55
R718
IP58
R717
W118
R716
Y716
R601
R602
R640
W043
R634
R636
W111
R609
Q609
R637
R638
IP94
Q601
C661
Q611
C655
Q610
R635
C601
R617
C617
IC601111.5
12.5
23
R613
Q604
D608
R610
Q602
Y967
R614
Q605
R639
C827
LC801
Y802
R801
LC802 LC803
Y804
Y803
D810
W134
R804
D812
J802 J803 J804
R821
Y958
Y912
Y909
R961
L304
C304
IP34
D301
R319
C314
L301
R320
IP32
C315
L306
C312
C309
C313
IP70
L716
R724
R726
R727
IP30
IP31
Y713
Y717
W-D1
R768
D710
C741
C740
R739
IP16
D704
IP3
D703
C737
R737
W070
IP7
R738
W021
Y610
K651
CN00M
R615
R619
R605
Q606
D602
HS601
R618
Q603
R612
Y718
Y801
D817
R816
C821
J801
R318
L303
C308
W085
Y720
Q702
R778
R722
R723
R725
C743
C742
R770
R769
Y710
IP64
W-C
W074
C735
R786
D607
D702
W097
W107
Y611
W-D
Y968
C603
W109
IP60
R606
C604
Y962
D610
D606
IP102
D605
D604
R620
R623
CP650
Q608
Q607
R611
C610
C602
R604
C656
Y819
C822
R622
J805
CN00A
W102
W018
W065
W099
C316
R728
R321 Q307
Y721
Q612
C662
R787
W138
W033
W015
Y964
W041
Y954
Y972
C614
C611
C612
R625
C605
IP103
R621
R624
R965
C606
W092
W047
W115
W113
W094
W026
Y942
Y941
C615
W019
C977
C971
C972
IC971
Y961
C613
W131
C616
W139
W104
Y960
W063
C967
R977
R970
W002
Y963
R607
W126
C973
HS972
IC972
C957
D952
D952-1
CP952
D952-2
W046
C963
K951
W-X
Y951
C960
Y813
R327
C317
IC302
R825
C910-1
C910
Y903
Y904
RY901
Y971
D956
C966
R963
C994
C995
Y952
Y953
C958
CP954
W003
C959
C952
K954
CP951
CP955
D955
C964
IC975
HS975
D972
R978
D971
HS973
IC973
R957
CP953
D954
C954
Y955
K953
K952
C962
W057
C956
L951
C955
IC801
C806
C808
CN10A
Y901
Q955
D957
R964
W029
C992
C980
D953
C953
W133
W014
C965
W084
K955
R822
Y814
R824
C807
LF901
Y902
TH901
D808
R823
R910
VA901
C901-1
C901
LF902
Y906
Y905
C991
R901
C902
C902-1
C904
T921
K921
R926
IC951
T
S901
FC901
CN0PW-1
CN0PW
CNDEG
Y907
Y908
D901
W116
W016
C906
C915-1
D926
D924
C916
D928
D927
D921
R953
C950
D950
Y911
Y910
CN00D
RONT
R924
C924
C921
D925
IC921
HS921
R922
C922
R927
C923
D923
W048
R923
Y970
C925
D922
C926
C993
PC901
R952
R951
R991
(No.YA442)2-21 2-22(No.YA442)
BASS PWB PATTERN [SOLDER SIDE]
C685
C686
C679
C680
R679
75
C6
C6 74
C677
IC671
C681
R680
84
C6
C683
C676
C6 78
C689
C688
C682
R681
C671
R6 74 R673
R672
R671
L671
BASS PWB PATTERN [PARTS SIDE]
C690
R675
R6 82
R683
R678
C691
C673
X671
R677
R676
C672
CN00M
CN00M
C684
C677
X671
C679
C671
L671
2-24(No.YA442) (No.YA442)2-23
VOLTAGE CHARTS
<MAIN PWB>
MODE
PIN NO.
IC401
1 0.5
2 13.7
3 -11.7
4 -13.8
5 0.2
6 13.9
7 0.4
IC601
1 0
2 NC
3 0
4 NC
5 25.9
6 NC
7 0
8 NC
9 0
10 NC
11 0.5
12 NC
13 12.9
14 NC
15 0.7
16 NC
17 0
18 NC
19 27.2
20 NC
21 16.7
22 NC
23 12.8
IC701
1 0
2 0
3 1.9
4 3.3
5 3.1
6 0
7 3.2
8 0
9 3.2
10 1.5
11 1.3
12 0
13 0.1
14 2.5
15 4.9
16 1.9
17 2.3
18 0
19 2.3
20 2.3
21 0
22 0.8
23 0.9
24 1.9
25 1.9
26 2.3
27 1.9
28 0.2
29 1.9
30 1.0
31 4.3
32 3.1
33 2.2
34 2.1
35 2.2
36 3.5
37 3.4
38 2.2
39 2.5
40 0
41 3.0
42 1.4
43 2.7
44 2.2
45 8.3
46 2.0
47 5.0
48 1.3
49 2.2
50 2.0
51 1.5
52 1.4
53 2.2
54 2.1
55 1.3
56 2.2
57 1.3
58 1.8
59 1.4
60 1.3
61 3.7
62 1.3
63 3.5
64 0.5
DC (V
MODE
)
PIN NO.
65 1.9
66 1.4
67 1.5
68 0.2
69 4.9
70 1.3
71 1.4
72 1.3
73 2.0
74 1.7
75 0.4
76 0
77 3.3
78 1.3
79 1.3
80 1.3
81 0
82 4.9
83 2.1
84 3.4
85 2.1
86 2.1
87 2.1
88 3.3
89 0
90 3.3
91 1.6
92 0
93 1.9
94 3.3
95 0
96 1.9
97 3.0
98 0.1
99 0.1
100 2.1
101 0
102 2.4
103 2.5
104 0
105 0.2
106 2.6
107 0
108 2.2
109 1.1
110 3.3
111 0
112 3.3
113 0
114 3.3
115 1.1
116 2.6
117 1.9
118 1.8
119 3.3
120 3.1
121 0
122 3.3
123 0.1
124 1.9
125 0
126 3.3
127 3.2
128 3.2
IC702
1 0
2 0
3 0
4 0
5 3.2
6 3.2
7 0
8 3.3
IC921
1 125.4
2 NC
3 0
4 19.7
5 4.0
6 1.7
7 0.3
IC951
1 135.5
2 9.4
3 0
IC971 IC972
1 6.4
2 3.3
3 0
4 6.4
IC973
1 15.4
2 11.8
3 0
4 2.5
DC (V
)
MODE
DC (V
PIN NO.
IC975
1 8.2
2 4.8
3 0.2
4 2.5
Q101
E 2.4
C 11.8
B 3.1
Q102
E 0
C 0.2
B 3.1
Q103
E 0
C 0.1
B 3.1
Q305 Q306 Q307 Q341
E 11.8
C 1.0
B 11.8
Q421
E 0
C 0
B 0.6
Q422
E 1.1
C 1.3
B 0
Q521
E 0
C 10.9
B 0
Q522
E 0
C 122.0
B -0.1
Q571
E 135.4
C 0
B 135.1
Q572
E 0
C 3.2
B -0.7
Q601
E 11.8
C 0.4
B 11.8
Q602
E 0.2
C -0.2
B 0
Q603
E 0
C 0
B -0.3
Q605
E 0
C 0
B -0.2
Q607
E 0.1
C 0
B 0.6
Q608
E 0
C 18.5
B 0
Q609
E 0
C 0
B 0
Q611
E 0
C 0
B 0
Q612
E 0
C 5.0
B 0
Q704
E 0
C 2.5
B 0
Q705
S 0
D 0.2
G 1.9
Q706
S 0
D 0
G 1.9
)
MODE
DC (V
PIN NO.
Q707
E 0
C 1.2
B 0
Q708
E 1.2
C 1.3
B 4.9
Q791
E 0
C 2.9
B 0
Q801
E 2.2
C 0
B 1.5
Q803
E 0.5
C 0
B 0
Q804
E 0
C 0
B 0.2
Q805
E 0.2
C 0
B 0
Q955
E 0
C 11.8
B 0
Q981
E 2.9
C 1.9
B 2.2
Q982
E 1.9
C 2.2
B 2.5
Q983
E 2.9
C 1.8
B 2.2
Q984
E 1.9
C 2.2
B 2.5
TU001
1 4.3
2 0.5
3 0
4 2.2
5 2.2
6 4.9
7 4.9
8 0.7
9 35.1
11 0
<MAIN PWB>
(FRONT LED)
)
MODE
DC (V
PIN NO.
IC302
1 2.6
2 3.3
IC801
1 3.0
2 3.3
3 0
<MAIN PWB>
(CRT SOCKET)
MODE
)
PIN NO.
IC351
1 2.2
2 2.1
3 2.1
4 0
5 4.6
6 194.7
7 118.3
8 118.3
9 115.8
DC (V
<BASS PWB>
)
MODE
DC (V
PIN NO.
IC671
1 0
2 1.2
3 1.2
4 0
5 3.2
6 3.3
7 2.3
8 2.1
9 1.4
10 1.5
11 3 .3
12 0
13 1.6
14 1.6
15 0.1
16 1.2
WAVEFORMS
)
(No.YA442)2-25 2-26(No.YA442)
-MAIN PWB-
IC401-1
1.0Vp-p
IC701-10
(0.2µs) (0.2µs)
2.3Vp-p
IC701-74
1.2Vp-p
T522-2
220Vp-p
Q521-B
1.3Vp-p
IC401-3
(V)
IC701-11
IC701-85
(H)
T522-4
(H)
Q521-C
-CRT SOCKET PWB-
IC351-7
80Vp-p
IC351-8
(H)
27Vp-p
2.7Vp-p
1.4Vp-p
24Vp-p
32Vp-p
100Vp-p
(V)
(H)
(H)
(H)
(H)
IC401-5
IC701-22
IC701-86
T522-6
Q522-B
IC351-9
53Vp-p
1.0Vp-p
1.4Vp-p
110Vp-p
2.0Vp-p
130Vp-p
(H)
(H)
(H) (H)
(H)
(V)
IC401-6
(V)
30Vp-p 0.8Vp-p
IC701-23
(V) (V)
1.3Vp-p
IC701-87
(H)
1.7Vp-p
T522-7
(H)
110Vp-p
Q522-C
(H)
1200Vp-p
IC401-7
IC701-48
T522-8
2.0Vp-p
60Vp-p
(V)
(H)
(H)
IC701-66
T522-9
5.0Vp-p
6.0Vp-p
(H)
(H)
IC701-67
(H)
3.0Vp-p
Victor Company of Japan, Limited
Display Category 12, 3-chome, Moriya-cho, Kanagawa-ku, Yokohama-city, Kanagawa-prefecture, 221-8528, Japan
(No.YA442)
Printed in Japan
VPT