JVC GR-D30EK Service Manual page 124

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MDA SCHEMATIC DIAGRAM
DRUM_PG
TO CPU
DRUM_FG
UNREG
DRUM_REF
R1630
0
5
R1639
0
C_FRB
CAP_FG
TO CPU
CAP_REF
R1631
0
LD_ON
R1640
0
L_FRB
R1641
0
MDA_PS
4
C1601
0.01
3
TO
LOAD_FWD
LOADING MOTOR
LOAD_REV
P/R_GND
D1602
DAP222-X
D_FG[-]
2
D_PG[-]
D_PFG[+]
TO
COIL_COM
DRUM MOTOR
D_COIL_U
D_COIL_V
D_COIL_W
GND
1
0 5 PREMDA(MDA)
NOTE: The parts with marked ( ) is not used.
A
TL1612
TL1618
TL1613
C1607
0.047
TL1619
TL1617
R1614
0.33
R1615
D.COM
D.U
D.V
D.RNF
D.W
L.FRB
L.REF
L.FWD
L.GND
L.REV
L.VM
C.FGIN+
C.FGIN-
T
C.FGAMP
C1614
R1612
100k
10µ
/6.3
C.FGSMT
TL1608
TL1605
T
10µ
C1629
/20
B
C
C1641
0.47
TL1606
TL1609
C1606
0.0015
T
C1603
R1604
10µ
/6.3
100k
D.FGIN-
D.FGAMP
D.FGPGIN+
D.PGIN-
D.PGAMP
TL1607
TL1610
D.PGSMT
C.HW-
C1618
0.0022
IC1601
C.HW+
C.HV-
C1619
0.0022
BD6637KS
C.HV+
C.HU-
C1620
0.0022
C.HU+
C.W
C.RNF
C.V
C.U
D1603
DAP222-X
Q1601
R1635
UMC3N-W
3.3k
R1637
150K
C1633
R1636
0.47
12k
D
E
2-31
2-32
TL1601
D1604
DAP222-X
TL1602
F1602
R50
NMFZ007-R50X-K
TL1620
C1631
C1632
10
/6.3
T
R1611
470
R1610
470
R1701
R1709
82K
10K
IC1702
IC1701
LM393DMR2-X
LM358DMR2-X
R1707
10K
R1706
82K
F
G
DRUM_ERR
TO CPU
DRUM_PWR
GND
CAP_ERR
TO CPU
CAP_PWR
M_REG3V
M_REG4.8
MDA_2.9V
C_FG[+]
C_FG[-]
C_COIL_U
C_COIL_V
C_COIL_W
TO
CAPSTAN MOTOR
HG_W[-]
HG_W[+]
HG_V[-]
HG_V[+]
HG_U[-]
HG_U[+]
HG_BS[+]
HG_BS[-]
S_REEL
TO CPU
T_REEL
T_RL[+]
T_RL[-]
TO SENSOR
S_RL[+]
S_RL[-]
y20232001a_rev0.1

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