JVC HM-DH30000U Service Manual page 83

D-vhs digital recorder
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4.9
3D DIGITAL/4M SCHEMATIC DIAGRAM
0 5
3D DIGITAL/4M
R1447
1k
R1448
1k
R1449
1k
5
LC1402
QQR0657-010
R1450
1k
#
#
R1451
470
R1452
1k
R1453
1k
Q1419
DTC124T
4
TO MAIN(MAIN-TERMINAL)
CN7104
CN1401
SLOW_PULSE
TRICK[H]
D.FF
V.REF
V.P_CTL
I2C_DATA_A/V
I2C_CLK_A/V
KILLER_DET
C_FROM_DIGI
GND
Y_FROM_DIGI
EE[L]
Y/V_TO_DIGI
SW5V[2]
R1454
1k
C_TO_DIGI
GND
Fsc
3
LC1401
QQR0657-013
2
##
L1409
R1455
680
1
A
C1459
47p
C1460
47p
C1461
47p
R1446
1k
C1462
47p
##
C1464
47p
#
#
D1403
C1465
47p
DAP202
C1406
0.01
C1404
# #
Q1422
0.1
C1463
33
/6.3
R1460
27k
R1441
6.8k
R1442
6.8k
R1411
1.5k
##
B1409
C1410
4.7
/25
Q1414
C1411
0.1
C1466
47p
C1403
330
/6.3
C1467
47p
L1401
10µ
R1459
# #
680
C1468
47p
# #
Q1420
R1463
Q1401
2SC1317(RS)
Q1418
R1401
270
R1402
100
C1401
C1402
0.01
33
/16
D1401
RD4.3ESB2
MTZJ4.3B-T2
##
C1469
47p
##
C1470
33p
B
C
Note :
#
#
B1411
R1404
# #
1.8k
C1405
R1405
C1408
0.1
2.2k
#
#
Q1402
33p
R1406
B1420
Q1403
470
L1402
# #
6.8µ
C1409
CH
39p
# #
#
#
C1431
C1407
CH
R1408
68p
C1432
3.3k
# #
C1433
B1416
0.1
#
#
0.1
C1434
Q1404
R1434
15k
C1413
33p
##
R1414
R1412
820
2.2k
R1413
L1403
470
6.8µ
##
CH
C1414
Q1406
39p
CH
C1412
C1415
68p
0.1
Q1407
VR1401
L1405
D/A LEVEL ADJ.
10µ
C1429
330
/6.3
B1419
0Ω
# #
Q1408
Q1421
2SC4081(S)
C1416
R1417
C1417
0.1
100
10
/16
R1416
100k
R1418
# #
R1461
470
R1462
0Ω
C1421
# #
33p
R1425
R1458
560
R1421
330
L1404
C1423
0.1
#
#
B1418
6.8µ
Q1410
Q1417
CH
CH
# #
C1420
C1422
R1426
68p
820
## MARK ELEMENTS ARE NOT MOUNTED.
1SS133 OR 1N4148
2SA1576A(QR) OR 2PA1576
2SC4081(QRS) OR 2PC4081
DTC144WUA OR UN521E OR RN1309
Published in Heiloo Holland
D
E
4-19
4-20
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
When replacing the parts , refer to the Parts List.
MON2
RSTR
MON1
MCI7
MON0
MCI6
VDD33
MCI5
SLOWP
MCI4
TRICK
CRE
DFFI
MCI3
VR
MCI2
VPLS
MCI1
IC1401
VSS
MCI0
JCP8026
SDATA
MINTEST
SCLK
TCLK
KILLER
CKMODE
0.1
VDD25
MTO
1
C1452
0.1
COMP
VDD25
AVDD1
RST
COUT
VDD33
# #
AVSS1
VSS
C1450
0.1
YOUT
VOUT
C1449
0.1
IREF
VDD33
C1448
330
/6.3
# #
R1439
R1457
1.8k
27k
C1447
C1445
0.1
0.1
R1435
C1451
10k
C1446
100
/6.3
4.7
/25
#
#
R1456
12k
D1402
L1407
R1436
10µ
3.9k
R1427
33k
C1424
C1425
0.01
R1428
0.01
39k
R1430
R1432
2.2k
1.8k
##
C1427
6p
Q1412
L1406
R1431
Q1413
33µ
820
CH
CH
C1426
C1428
39p
22p
R1433
R1429
51
1.5k
: Used
# DIFFERENCE TABLE
: Not used
IC1402,L1408
B1401-B1408
SYSTEM
C1456,C1457,C1458,
4M
2M
F
29/11/2016
#
IC1402
MN47V77S
DO7
DI7
DO6
DI6
DO5
DI5
DO4
DI4
VDD
VDD
RCK
WCK
RRST
WRST
#
C1457
OE
TEST
0.1
#
C1458
GND
GND
0.1
RE
WE
DO3
DI3
DO2
DI2
DO1
DI1
DO0
DI0
# #
#
Q1416
C1456
330
/6.3
DTC114EUA
UN5211
RN1302
#
L1408
4.7µ
B1417
0Ω
# #
Q1415
DTC114EUA
UN5211
RN1302
p10277001a_rev1
G
H

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