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MD-MT270H
Serial No.21100001~21102500
A
B
C
C605
1
R606
33K
D
E
SLCNT1
SLCNT2
SLCNT3
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 22.
• The numbers
1
to
15
1
TP661
TP660
TP659
TP658
TP657
TP656
TP655
TP654
TP653
TP652
TP651
C613
1
R604
330K
FODRF
FODRR
SUO
PGND1
SLGND
L604
SVO
OUT1R
IN1F
22µH
SUCO
SVCO
OUT1F
IN1R
L603
SWCO
VS1
22µH
L601
SWO
VS2
22µH
OUT4
OUT2F
VS4
OUT2R
L602
PGND4
PGND2
22µH
SCOM
PGND3
IN3R
WOUT
OUT3R
IN3F
UOUT
VOUT
OUT3F
TGND
COM
VS3
LDCNT1
LDCNT2
R404
100K
DISCPR
DCNT1
DCNT2
R467
22K
R461
100K
are waveform numbers shown in page 37.
2
3
Figure 24 SCHEMATIC DIAGRAM (1/8)
CPH5608
HEAD DRIVER
T–
T+
F+
F–
C604
1
C603
1
C601
1
C602
1
SENSE
SLCNT3
DISCPR
DISC
PR
PBAULT
PBLAT
RFPCNT
AUDATA
RADAT
P3_4
FOK
FOK
CK405
CKSTP
DCNT1
VCC
EJSW
VSS
CHGCNT
MSENSE
MCNT
DCNT2
PCNT3
PCNT3
P2_2
LDON
LDON
PCNT2
PCNT2
ARQD
STOP
ARQK
DCEXT
XRT
XRST
PCNT1
PCNT1
4
– 24 –
IC354
D1
G1
S
D2
G2
C351
33P(CH)
S1
D1
G1
G2
D2
S2
TP351
CHGON
BEEP
BUZOUT
PBMUTE
PBOPON
HDON
RPLAY
RPLAY
RCPCNT
RCPCNT
P8_1
HREC
REC
HPLAY
PLAY
DINT
DINT
NMI
VCC
XTAL
VSS
EXTAL
RESET
SYCPW
RCAULT
RCLAT
CK407
R417
VSS
10K
VSS
CIN
CIN
SPIN
EPRT
LDVAR
MCMON
TP411A
R423
22K
TP407
R425
22K
5
RDATA
R411
100K
6
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