AV-27D502
2-11
No.51797C
AV SELECTOR PWB CIRCUIT DIAGRAM
2-12
No.51797C
AV-27D502
470
R574
47/25
C333
0.1
b2
C081
0
Y503
0.01
C332
2.2/50
C084
0.0022
C336
4.7/50
N
BP
C082
∗
8
Q387
0.047
B
2
C085
0.1
B2
C087
6.8k
R082
0.1
B2
C088
1/50
C092
1/50
C090
15k
R087
1/50
C093
10/50
C091
.47/50
C086
X
Q263
1/50
C095
2.2/50
C335
4.7/50
C094
QNN0348-001
J503
J502
∗
2
Q504
0
R270
0
Y505
0.1
B2
C337
1/50
C343
3.3/50
C089
2.2/50
C338
X
Y551
0.027
B
2
C334
0.0022
C339
NJM2150AD
IC151
82k
R512
1/50
N
BP
C151
1/50
N
BP
C152
82k
R514
22k
R386
22k
R385
470
R549
1.5k
R088
1k
R081
22k
R151
C523
22k
R152
22k
R154
22k
R153
22k
R387
220
R392
0.0033
C153
1k
R513
1/50
N
BP
C372
0.033
B2
C155
R538
BA15218N
AMP
IC371
10k
R373
1.5k
R551
10k
R372
4.7k
R378
10k
R374
100/16
C331
R533
∗
6
D510
0
Y506
4.7k
R377
33k
R376
10k
R371
R540
QGA2501C5-05Z
CN006
∗
6
D514
R536
0.033
B2
C156
X
C374
0
Y504
0.0033
C154
10/50
C158
47/25
C159
0.1
B2
C160
X
R156
0.01
C518
∗
6
D508
0
R269
2.2k
R561
X
R563
0.01
C206
3L DIGITAL COMB FILTER
TC90A53N
IC201
R539
0.01
C527
220
R391
1/50
C516
IC502
10/50
C509
47/25
C519
X
R158
18k
R554
R532
0
R155
22k
R555
10/50
C514
82k
R393
10/50
C211
82k
R394
N
BP
C510
X
R530
0
R157
∗
1
Q507
Q513
470k
R242
∗
2
Q502
47/25
C528
10/50
C513
10/50
C512
.47/50
C391
1/50
C515
10k
R159
10/50
C157
X
R535
X
R531
∗
4
Q381
22k
R382
1.8k
R543
4700p
C237
∗
6
D392
10k
R243
1/50
N
BP
C371
.47/50
C392
10k
R244
∗
6
D391
0.01
C238
QGA2501-F1-05
CNMPX
X
C533
0.01
C234
470
R562
∗
4
Q511
R558
X
Y151
68k
R084
X
R573
10/50
C508
10k
R569
R550
∗
2
Q211
X
Y152
22k
R565
56k
R090
47/50
C205
Q512
∗
8
Q385
∗
8
Q386
∗
8
Q384
47/25
C373
220
R560
∗
4
Q510
180p
CH
C246
220
R396
X
Y201
0.01
C242
0.01
C243
0.01
C249
0.01
C244
75
R504
0.01
C247
0.01
C248
0.01
C241
15
QQL244K-150Z
L202
0.01
C531
SWITCH
IC503
SWITCH
TC4066BP/N/
IC504
0.01
C532
X
C534
Q503
X
Y202
BW
L241
82k
R505
10/50
C233
33k
R086
5.6K
R089
BA7644AN
VIDEO SELECTOR
IC501
MTS & TONE/VOL
CONTROL
UPC1851BCU
IC001
SWITCH
TC4066BP/N/
IC381
0.01
C236
220
R395
X
R252
N
BP
C511
∗
2
Q509
∗
2
Q506
X
R545
∗
2
Q505
39p
CH
C255
820
R542
47/25
C521
27k
R546
1.8k
R544
∗
4
Q382
BA15218N
AMP
IC371
D516
47/25
C522
10/50
C520
R559
0
R571
0
R566
82k
R507
22k
R547
33k
R375
5.6k
R572
∗
2
Q251
∗
2
Q508
680
R253
5.6k
R381
0
R254
15
QQL244K-150Z
L261
470
R251
X
Y203
X
Q252
15p
CH
C263
∗
2
Q262
∗
6
D509
X
Y552
∗
6
D511
∗
6
D512
∗
6
D513
∗
6
D515
QNZ0531-1
J502
22k
R384
R541
R534
R537
1k
R265
0
R210
0
R255
470
R263
.47/50
C215
1k
R217
∗
2
Q212
1.8k
R216
180p
CH
C214
100p
CH
C212
47p
CH
C213
1.5k
R215
4.7
QQL244K-4R7Z
L211
X
C201
180
R214
15k
R211
X
R564
0.01
C245
1k
R213
2.2k
R548
33k
R212
0.1
B2
C340
2.2k
R218
10/50
C235
100
R236
1k
R234
100
R231
100
R235
0
R223
2.7k
R233
22k
R230
47k
R229
∗
2
Q218
∗
1
Q219
1k
R232
18k
R568
0.01
C226
X
C254
2.2k
C253
2.2k
C261
X
C262
BW
L251
47/50
C251
BW
L201
X
C203
X
C204
0.01
C252
X
C209
X
C208
X
EF202
X
EF201
X
R264
0.01
C223
X
R249
820
R241
0.01
C239
12k
R239
8.2k
R238
10/50
C232
10/50
C231
100
R258
100
R261
∗
2
Q253
∗
2
Q261
2.2k
R259
2.2k
R262
4.7
QQL244K-4R7Z
L242
BW
L244
4.7
QQL244K-4R7Z
L243
X
R248
X
R247
X
R246
X
R245
47/25
C506
1k
R506
10k
R526
1.5k
R521
∗
6
D503
∗
6
D505
18k
R528
0
Y501
J502
1.8k
R524
27k
R527
1/50
C505
82
R510
10/50
C502
82
R511
1k
R515
X
R520
N
BP
C524
10/50
C503
X
X
R518
1/50
C504
X
R523
R519
10/50
C501
0
Y502
∗
2
Q501
∗
6
D502
∗
6
D504
∗
6
D506
∗
6
D507
5.6k
R529
15k
R083
3.3k
R085
1.5k
R570
1.5k
R567
1.5k
R522
1.8k
R525
82
R502
OPT
C526
82
R503
1k
R508
10/16
N
BP
C507
1k
R501
QNZ0454-001
J501
∗
6
D501
18k
R552
22k
R553
1k
R509
X
LC501
1/50
N
BP
C083
∗
LC503
X
LC502
QGB1505K1-35
CN001
100
R331
100
R332
100
R333
100
R334
LTV1
L3
ER1
R1
R1
IN1/O
T
H
L1
SCL0
COUT
VPIP
RTV1
SV/CV
SEL_5
FSC
VPIP
IN1/O
TH
SCL0
EL1
SDA0
SEL_4
SD
A0
MPX
L2
COM_Y/CV
VTV
SOA
R2
VTV
SOA
SV2/OTH
ER1
EL1
L1
SEL_3
SEL_4
R
TV1
LTV1
SEL_5
Y
OUT
COUT
SEL_3
SEL_2
SEL_1
SV1/OTH
SV2/O
TH
SV1/O
TH
FSC
L2
R2
L3
R3
SEL_2
SEL_1
R3
SV/CV
A_MUTING
YOUT
PIROT DET PHASE
BBE
Y1
ON_OFF
GND
DET
SD
A
SCL
FIXED
LINE OUT
EXT1 IN
IN
EXT2
TV
OUT
OUT
TONE/SURROUND
VARIABLE
LINE
IIC
BUS
VRE
Vcc
VCC
L_BOOST
H_BOOST
LPF_L
9V
1/2
Vcc
BA7649A
LPF_R
IN1/OTH
C1
(FOR ADJ.)
SAP
DEMODULATION
dbx
NR
MO
A
CR2_L
CR_R
BPF_L
L
R
TC4066BP/N/
NC
SWITCH
VREFL
NC
5V_GND
BPF_R
C2
9V
A_MUTING
Y2
SV/CV
SV/CV
SV/CV
VREFH
CR1_L
GND
MPX
TO FRONT AV
INPUT PWB
CN006
TO AUDIO
OUT
VPIP
(CTL A)
(CTL B)
(MAIN)
Y
C
SEL_3
FOL
(1/2)
(2/2)
L
R
FOR
EL1
VTV
SEL_4
R3
CR1_R
VSS1
L3
VDD1
Vcc
PD1
PD2
d01
PHD1
PHD2
COM
SDT
NDT
SO
T
SI1
SO
A
STI
SRB
ITI
WTI
WRB
do2
VO
F
GND
HPF_L
BBE IC
9V
Vcc
9V
ER1
EL2
ER2
TVL
TVR
LBC
LT
C
TLO
RBC
RT
C
TR
O
SUR
LO
T
RO
T
D-GND
A-GND
INPUT2
V3
HPF_R
C2
Y2
L_INPUT
R_INPUT
(L211)
VRB
VRT
9V_GND
SEL_5
A_GND
OUT
BA7649A
5V_GND
(CTL C)
AMP
VREF
CN001
AMP
L
R
L_OUTPUT
GND
BUFFER
R_OUTPUT
10/16
10/16
10/16
BUFFER
BUFFER
X
1.5k
1.5k
TO MAIN PWB CN001
BUFFER
BUFFER
SWITCH
L2
ADIN
VARI_R
1.8k
1.8k
10k
18k
27k
5.6k
47/25
IN1/OTH
22k
IN1/OTH
IN1/OTH
BP
D_GND
GND
5V
0
∗
2
5.6k
∗
4
∗
4
-
-
L
L
L
L
L
BIAS1
CLAMPC
L
L
L
H
H
H
H
H
V1(IN1)
S1(IN2)
V3(IN3)
IN1/IN2
IN1/IN2
1/2VDD
VDD2
Vcc
TEST
KILLER
YOUT
BIAS2
COUT
BIAS3
VFIL
CKIN
(L202,L301)
VSS2
CBPF
VENH0
VENH1
1LINE
CORING
VDD3
VSS3
VREF
VSS4
VDD4
L202
V2(IN4)
SWITCH
SWITCH
Y
C
V
L
R
INPUT1
C1
Y1
AMP
V1
BUFFER
GND
5V
9V
9V_GND
GND
GND
S2(IN5)
GND
L1
(CTL A)
(CTL B)
SEL_1
SEL_2
Main Video SW(IC501) BA7644AN
OUT
PiP Video SW(IC502)
L
L
VIDEO SELECTOR (PiP)
R1
L
IN1
L
GND
CTLA
H
H
H
H
CTLB
V1(IN1)
V2(IN2)
V3(IN3)
VTV(IN4)
CTLC
IN2
GND
IN3
GND
IN4
Vcc
IN5
GND
V
out
SWITCH
SWITCH
SWITCH
SWITCH
SWITCH
SWITCH
BBE_SW
IN1
CTLA
CTLB
IN2
CTLC
IN3
Vcc
IN4
GND
OUT
CTL MUTE
CTL LOGIC
B
L
R
VARI_L
R2
V3
L3
R3
AV SELECTOR PWB ASS'Y
SGC0S001A-M2
: NRSA63J-0R0X
: DTC323TK-X
: MTZJ9. IC-T2
: UN2212-X
: 2SC2412K/QR/-X
: 2SA1037AK/QR/-X
: NON MOUNT
∗
4
∗
8
∗
6
∗
1
∗
2
X
0
: IM-BW
BW
NOTE
1.39Vp-p(H)
5
1
0.9Vp-p(H)
IC504
25
1.1Vp-p(H)
0.55Vp-p(H)
IC504
10
0.7Vp-p(H)
23
1.0Vp-p(H)
IC501
1
10
2.0Vp-p(H)
Q506
E
IC201
E
2.1Vp-p(H)
Q508
1.7Vp-p(H)
Q509
E
5.8V
0V
0V
5.8V
0V
5.8V
8.8V
5.8V
0V
4.3V
8.8V
4.4V
4.4V
4.4V
0.2V
0V
0V
0V
7.1V
7.1V
4.4V
4.4V
4.4V
0.2V
0V
8.8V
8.8V
1.4V
1.5V
3.5V
1.4V
2.1V
2.1V
2.1V
3.5V
0V
0V
8.8V
4.3V
0V
8.8V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
8.8V
8.8V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
3.7V
4.5V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
4.5V
4.5V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
0V
2.1V
2.7V
8.8V
4.4V
4.4V
4.4V
4.4V
4.4V
4.4V
0V
2.8V
4.4V
4.3V
4.9V
4.5V
1.2V
4.7V
4.0V
4.1V
2.4V
4.4V
0V
4.4V
8.8V
3.9V
3.2V
8.8V
5.6V
4.9V
0V
0V
0V
0V
0V
0V
0V
7.1V
0V
0V
7.1V
0V
4.4V
4.4V
4.4V
4.4V
8.8V
4.4V
4.4V
5.9V
8.9V
5.2V
5.2V
8.8V
4.5V
4.7V
1.6V
4.7V
1.0V
1.0V
5.0V
3.2V
8.8V
2.5V
8.9V
2.1V
1.5V
4.0V
3.3V
8.8V
8.8V
2.7V
2.1V
8.8V
0V
0V
0V
5.0V
3.1V
8.8V
2.5V
1.5V
8.8V
0.8V
1.5V
0V
5.0V
3.5V
1.8V
1.4V
3.2V
0V
2.5V
1.7V
2.2V
5.0V
0V
0V
0V
0V
0V
0V
0V
5.0V
0V
3.5V
4.0V
1.7V
3.2V
2.9V
5.0V
0V