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JVC GR-D23EK Service Manual page 49

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PRE/MDA(MDA) SCHEMATIC DIAGRAM
DRUM_PG
DRUM_FG
DRUM_REF
R1630
C_FRB
5
CAP_FG
CAP_REF
R1631
LD_ON
L_FRB
MDA_PS
R1641
4
C1601
0.01
LOAD_FWD
LOAD_REV
P/R_GND
D1602
3
DAP222-X
D_FG[-]
D_PG[-]
D_PFG[+]
COIL_COM
D_COIL_U
D_COIL_V
D_COIL_W
2
GND
NOTE : The parts with marked ( ) is not used.
1
A
0
TL1612
TL1618
0
TL1613
C1607
0.047
TL1619
0
TL1617
D.PCV
D.COM
D.U
D.V
R1614
0.33
D.RNF
D.W
NC
L.FRB
L.REF
L.FWD
NC
L.GND
L.REV
L.VM
C1614
C.FGIN+
µ
10
/10
C.FGIN-
C.FGAMP
R1612
100k
C.FGSMT
TL1608
TL1605
B
C
TL1606
TL1609
C1606
0.0015
T
C1603
µ
R1604
10
/6.3
100k
D.PFGIN+
D.PGIN-
D.PGAMP
TL1610
D.PGSMT
TL1607
C.HW-
C1618
0.0022
C.HW+
C.HV-
!
C1619
0.0022
C.HV+
IC1601
C.HU-
C1620
0.0022
C.HU+
BD6637KV
NC
NC
C.W
C.RNF
C.V
C.U
NC
C1629
0.22
D1603
DAP222-X
Q1601
R1635
UMC3N-W
3.3k
R1637
150K
C1633
R1636
0.47
12k
D
E
2-49
2-50
TL1601
R1639
0
D1604
DAP222-X
C1632
0.47
TL1602
R1640
0
NMFZ007-R20X-K
F1601
R20
!
F1602
R50
!
NMFZ007-R50X-K
C1631
10
/6.3
TL1620
T
R1611
R1610
R1701
R1709
82K
10K
IC1702
IC1701
LM393DR-X
BA10358FVM-W
R1707
10K
R1706
82K
y20289001a_rev0.1
F
DRUM_ERR
DRUM_PWR
GND
CAP_ERR
CAP_PWR
UNREG
M_REG3V
M_REG4.8
MDA_2.9V
C_FG[+]
C_FG[-]
C_COIL_U
C_COIL_V
C_COIL_W
HG_W[-]
HG_W[+]
HG_V[-]
HG_V[+]
HG_U[-]
HG_U[+]
390
HG_BS[+]
HG_BS[-]
390
S_REEL
T_REEL
T_RL[+]
T_RL[-]
S_RL[+]
S_RL[-]
G

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