Pre/Mda(Mda) Schematic Diagram - JVC GR-D250US Schematic Diagrams

PRE/MDA(MDA) SCHEMATIC DIAGRAM

TO PRE/MDA IF(CN408)
CPU
DRUM_PG
DRUM_FG
DRUM_REF
TO PRE/MDA IF(CN408)
CPU
C_FRB
CAP_FG
CAP_REF
LD_ON
L_FRB
MDA_PS
TO PRE/MDA IF(CN403)
C1601
LOADING MOTOR
0.01
LOAD_FWD
LOAD_REV
TO PRE/REC,PRE/MDA IF
(CN401,402,403,407)
P/R_GND
TO PRE/MDA IF(CN404)
DRUM MOTOR
D_FG-
D_PG-
D_PFG+
COIL_COM
D_COIL_U
D_COIL_V
D_COIL_W
TO PRE/MDA IF
(CN105,404,405,406)
GND
0 3
NOTES: 1. For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS".
2. The parts with marked ( ) is not used.
2-27(No.YF076)
C1607
0.047
D1602
DAP222-X
PRE/MDA(MDA)
TL1612
TL1618
TL1613
TL1619
TL1617
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+
10µ/10
C.FGIN-
C.FGAMP
R1612
100K
R1613
1K TL1608
C1621
1
TL1605
R1622
10K
R1620
68K
TL1606
TL1609
C1606
0.0015
R1604
100K
D.PGIN-
D.PGAMP
D.PGSMT
C.HW-
C.HW+
C.HV-
C.HV+
IC1601
C.HU-
BD6637KV
C.HU+
NC
NC
C.W
C.RNF
C.V
C.U
NC
C1629
0.22
Q1601
UMC3N-W
R1635
3.3K
R1636
12K
C1
0.1
R1
4.7