JVC AV-36F802/Y Service Manual page 90

AV SELECTOR PWB CIRCUIT DIAGRAM [AV-36F802]
R518
Video1
33k
S_1
R528
D522
0
S2_1
X
R558 0
C508
Y1
R519 LC501 X
75 .47/50
AVSWGND
R559 0 C1
R520
C509
75
0.01
R560
0
INPUT1 V1
R521 C511 LC502 X
J501
75 .47/50
AVSWGND
QNZ0454-001
R561 0 LV1
R522
C512 1/50
220k
RV1
R523
220k C513 1/50
AVSWGND
R524
Video4
X
S_2
R529
D523
J502
0
X S2_2
QNN0349-001
R562 X
Y2
LC503
R525
(NOT USED) C514 X X
X AVSWGND
C2
R526 R563 X
C515
X
X
R564 0
C517 V2
LC504
R527
.47/50 X AVSWGND
75
INPUT4 R565 0
R568
0
BSRT
C520
1/50 LV2
R532
220k
C521
1/50 RV2
R533
220k AVSWGND
Video2
J504 L
R534 D527
QNN0348-001
C522 ∗
220k 4
INPUT2
1/50
R
R535 D528
C523 ∗
220k 4
1/50
AUDIO OUT
J503
QNN0348-001
R395 R393
220 82k
L
R391
C391
220
AUDIO OUT
R396 .47/50
220
R392
R
220 .47/50
R394
82k
C392
∗ ∗ ∗ ∗
Q387 8 Q386 8 Q385 8 Q384 8
0V 0V
SWITCH SWITCH SWITCH
SWITCH
0V 0V 0V 0V
0V 0V 0V 0V
R385 R384
R387 R386
22k 22k 22k 22k
0V 0V
0V 0V
NOTE
BW : BUS WIRE
X : NON MOUNT
0 : NRSA63J-0R0X
∗
1 : 2SC2412K/QR/-X
∗
4 : MTZJ10C-T2
∗
5 : DTC124EKA-X
∗
8 : DTC323TK-X
No.51907B
VIDEO3
VIDEO4
IC501 15
1.0Vp-p(H)
4.4 3.9
4.4 4.7
4.4V 3.9V
V V V V
S2_2
S2-2 RTV
0V
D513 X
S_2
S-2
4.8V
V1 D514 X
V3 LTV
R507
∗ 3.9V
1k D515 4
LV1
LV3 COUT1
IC501
∗ 4.4V
D516 4
Y1
Y3 CXA2089Q-X GND
R508
∗ 3.9V
RV1 1k D517 4
RV3 YOUT1
∗ 4.4V
D518 4
C1
C3 TRAP
R509 ∗ 0V
D519 4
S2_1 220
BSRT ROUT1
0V
D520 X
S_1
S-3 VOUT1
4.4V
∗ 4.8V
D521 4
LV4 LOUT1
4.3V
Y_COMP
V4 CIN1
AVSWGND
3.9V
RV4 BIAS
4.3V
4.4V
4.6V
0V 2.5 2.7 8.7V
3.5V
V V
C531 C532 C504 C533
R566 R567
x x 47/25 0.01
330 330
IC501
17 19 36 38
1.0Vp-p(H) 0.64Vp-p(H) 2.1Vp-p(H) 2.1Vp-p(H)
IC381
TC4066BP/N/
IC371 IC371 BA15218N
VARI/FIX SW
VARI_L
L 4.4V
D391
∗
4
R375
C374 R377 33k
Vcc
OPT 4.7k
R378 C373
D392 4.7k 47/25
∗
4
GND
R376
R
0V
R382 R381
VARI_R
Y_COMP 22k 6.8k
7.2V
4.4V
0V/9V
/0V
R902
7.2V
0V/4.8V
X R906
Q382 0V /0V
(1k) Q901 0 ∗
5 Q381
X ∗ VARI/FIX
∗ SWITCH 0V 5
( 1)
SWITCH
R901
R903 R904
100
X X
(1.2k)
(3.3k)
R580 X
CN002
QGB1505K1-35
MAIN PWB
AV-36F802 AV-36F802
C_2L
Y_2L
43 5VA
IC501
9V_VC
2.1Vp-p(H)
L201
X
C203
X
IC501 45
1.9Vp-p(H)
2Vp-p
VOUT1
8.8V
Q509
∗
R571
1
R574 R217
4.3
100 X X
V_CCD V
R572 3.7V
X R218
R202 R573
X
100 2.7k
K201
C501 R513 X
4.4V Q509 E
0.01 X
2.1Vp-p(H)
4.2V
VTV
TV
R512
C505 R223
4.4V
X
.47/50 BP X
4.3V C502
0.01 COUT
EF202
X
FSC
3.8V
YOUT
RTV
LTV
4.4V
4.1V
C534 C265
0.01 X
C_2L
CIN1
4.3V
C267
X
C503
22/50
C264 X BBE
R157
Y_2L
0
YIN1
R159
C266 10k
X
C157
10/50
IIC 4.4V 8.7V 8.7V
9V_VC
40
9V_VC
2.2Vp-p(H)
0V
C160
0.1
B2
SDA
(1/2)
SCL
N
4.4V
C371
1/50 BP
4.4V
MPX
SOA
R373
R371
10k
10k
R374 R372
10k 10k
33k
9V
4.4V
N
4.4V
C372
IC371
1/50 BP AV SELECTOR PWB ASS'Y
AMP
BA15218N (2/2)
SAC0S505A-M2
CN001
QGB1505K1-25
2-17 2-18
R210
X
L243 X
EF201 L244 X
X
C205
X
C201 C209 C208
C206 L242
C242 X
X X X VRB
X X
VREFL VSS4
C204
X L241 X C241 X
VSS1 VDD4
C231 X
VDD1 VREF
R211
C213 X
X Q211 (L211) VRT
X VREFH YOUT
R215
C243 X
R214 X
C211 X ADIN BIAS2
X
C244 X
L211
Y201 BIAS1 COUT
X Q212
R212 R213
X
C212 C214 X
X X C215 R242 X
X X
R216 X CLAMPC BIAS3
X C237 X
TEST VSS3
R235
R243 X
X
C238 X
1/2VDD VDD3
R232 R244 X
IC201
R229 X
C247
X VFIL CORING
Q219 X
Q218 R241 X
C223
X
X
X
CKIN 1LINE
C246 X
R236
R231 X C232
VDD2 VENH1
X
R230 X
R234
X R233 C226
X
X X VSS2 VENH0
C245
X
KILLER CBPF
DIGITAL COMB FILTER
N N
C343
1/50
NC NC
4.4 4.4 4.4 4.5 4.5 4.4 4.4
V V V V V V V
R155
0
MOA FOL FOR EL1 ER1 EL2 ER2 TVL TVR LBC LTC TLO RBC RTC TRO SUR LOT ROT D-GND
B2
C151
C155 R153 C153 R151
FIXED EXT1 IN EXT2 IN
1/50 BP
0.033 22k 0.0033 22k
LINE OUT
IC151
4.4 4.4 4.4 4.4 4.4 NJM2150AD
PHASE DET
4.4V 4.4V BBE IC
V V V V V
VRE
PIROT DET
Vcc
1/2
COMSDT NDTSOT SI1 SOA STI SRB ITI WTI WRB
9V Vcc PD1 PD2
9V 4.5 4.5 4.5 4.5 4.5 4.4
V V V V V V
N
C081
0.1
N
B2
4.4 4.4 4.4 4.4 4.4 4.4 C082
4.4V
4.7/50 BP
V V V V V V
C332
0.01
C084 C085
C159
C156 R154 C154 R152 C152 2.2/50 0.047
47/25
0.033 22k 0.0033 22k 1/50 BP B2
B2
C331 C333
Y152 100/16 47/25
R083 R082
15k 6.8k
Y151
1.3V
(C402,C403)
Y401
NCF21CZ-105X
BW
NCF21CZ-105X
C412
1/50 R301
2.2k
R305
C307 0V
C309
R303 0
X
0.001
C413 220 0V
Q301
1/50 ∗
5
C311
0
NRSA63J-0R0X
R302
2.2k
R306
C308 0V
C310
R304 0
X
0.001
220
Q302
∗
5
0
C312
VOL_ATT 0 V
12V NRSA63J-0R0X
R454
C451 C452
X X
D453
R453
X
X
R452
X
R451
X
A_MUTE
No.51907B
L251
X
C236
X
C252
C235
X
C251
X
C254
X Q252
R238 X
X
R239 X
Q253
X
X Q251
R252
X
X
C239 X
R258
R254
X
X
R251 L202
R259
C249 X X X
X
C253 C255 R253
X X X
C248 X
C234 X
Q261
C262
X R269
X
R249 Q262 X Q263
C233 R264
X X X
X X
R261
R248 X
X
R263 L261
R262 X X
R247
R265 R270
X
X C261 C263
X X
Y202 X X
R246
X
X
Y203
R245
X
X
4.5 4.5 4.5 4.5 4.5 4.5 4.5 4.5 4.5 4.5 4.5 2.4
0V 2.6V
V V V V V V V V V V V V
SCL SDA
TONE/SURROUND VARIABLE IIC BUS
TV OUT
LINE OUT
IC001
UPC1851BCU
MTS & TONE/VOL CONTROL
SAP DEMODULATION dbx NR
d01 do2 VOF A-GND
4.7 0.2 3.2 4.5 4.5 5V 4.5 1.2 5V 4.1 4.4 2.7 4.4 0V
V V V V V V V V V V V
C087
0.1
B2
C088
0.1
B2
R084 C089 R088
NRVA02D-153X
R187
68k 3.3/16 1.5k
R188 NRVA02D-152X
TAN 1%
IC401 LA4485
1.3V 0.6V
2.1 0V 10.1
10.1V
21.1V
C401
V V
R401
100/16
18k
R402
22k
C404
TF 0.22
R L
C407 C410
1000/25 1000/25
R
R405
X
C411 1000/25
R403
L
X
R404
R406
X
X
C408
X
D403
X
C409
X
D451
C453
R459
X
X
18k 0V
R458
Q453
X
R455 33k 0.6V ∗
1
X
7.8V
Q454
Q452 ∗
R457 C454
5
X
X X
0V
Q451 R456
D452
X X
X
Q455
X
R460
X C455 R461
X X