Schematic Diagram - Main (3/4)/Loading Boards - Sony MXD-D400 Service Manual

MXD-D400
6-14. SCHEMATIC DIAGRAM – MAIN(3/4)/LOADING Boards – •
S271
(LOADING OUT)
S272
(LOADING IN)
M151
(LOADING)
See page 55 for Waveform.
(3/4)
C24
0.1
CN3
C21
8P
0.1
GND
RESET
RESET
CNVSS
CNVSS
RXD1
RXD1
(FOR CHECK) CLK1
CLK1
+3.3V
RTS1
RTS1
TXD1
TXD1
CN4 CNVSS
9P
CD-VM(8V)
CD-VM(7/8V)
RESET
MGND(7/8V)
MGND(7/8V)
DVDD
C22
DGND2
0.1
DGND
(Page 51)
RFVDD(3.3V)
RFGND
C25
0.1
CN5
25P
R8 100
TXO
R11 100
DGND(EMPTY)
R13 100
DOUT
DGND
CL105 (MILP)
LMUTE/MILP
CL106 (MICS)
RMUTE/MICS
CL107 (MP3REQ) MP3REQ
MP3REQ
CL108 (MP3RST) MP3RST
MP3RST
CL109 (MIDIO)
SDA/MIDIO
CL110 (MIACK) MIACK
AMUTE/MIACK
CL111 (MICK)
SCL/MICK
MP3STB/1-4
GND/1-2
PWM3
(Page 51) PWM2
PWM1
CL112 (XRST) BDRST
XRST
CL113 (DATA)
DATA
CL114 (XLT)
XLT
CL115 (CLK)
CLK
CL116 (LDON)
LDON/RFSW
SUBQ
SENS
SQCK
SCOR
CN9
17P
M+5V
C84
M+5V
0.1
MGND
CODECDOUT_TOMD
DIN1
C88
MGND
0.1
DIN0
HGND
R56
H+5V
100 L8
DOUT
+5V
C92 C97
DADTI
0.1 0.1
(Page 53)
GND(+5V)
LRCKI
C94
0.1
GND(+5V)
XBCKI
D-GND
MCLK
CN151 CN6
5P 5P
t
OUT_SW OUT_SW
t
IN_SW IN_SW
GND GND
LOAD+ LOAD+ T
LOAD- LOAD- T
• See page 66 for IC Block Diagram.
C55
100
10V
C56
0.1
C41
100
10V
FLDT
C51
0.1 DRVDAT_O
FLCLK
DRVCLK_O
RB1
FLCS
10k
DRVCS_O
RM
SIRCS_I
MIDIO
MP3DOUT_O
MP3DIN_I
MICK
MP3CLK_O
BYTE
CNVSS
R22 MIACK
10k MP3ACK_I
STB_O
RESET
CL5
XOUT
(CD RST)
X1
VSS
16MHz
R16
XIN
4.7k
VCC
NMI
MP3REQ
R23 100k
MP3REQ_I
MP3RST
MP3RESET_O
R24
SCOR
10k
SCOR_I
L1
MP3SEL_O
R21
L2 MICS
10k
MP3CS_O
L3 MILP
MP3LT_O
PWM3 R25 2.7k
PWM3_O
MILP 1-4
X4_O
MICS PWM2 R26 150k
PWM2_O
1-2
CTRL1_O
PWM1 R27 68k
PWM1_O
MIDIO IICCLK
IICCLK
IICDATA
IICDATA
R18
MICK
4.7k
1-4
R19 C48 C49
1-2
4.7k 100p 100p
PWM3
PWM2
R28
PWM1
10k
DATA
R29
XLT
10k
CLK
LDON
SQSO
SENS
SCLK
SCOR
MDDOUT
SPDIF BUFFER
IC8
SN74LV00ANSR
C71
C69
100
0.1
16V
L6
0
R34
100
OUTSW
INSW CDDOUT
60 60
(Page 58)
13
RB2
3.3k
R33 10k R35 100k
FLRST
R107
10k
R108
10k
R37 R38 R39
10k 10k 10k
PDOWN_
MAINACCUT_I
CD0
PANEL CDJOG0_I
CD1
CDJOG1_I
RST
ADARST_O
INT0
MP3 ADAINT0_I
INT1
ADAINT1_I
AUTOPWRON_I
DTO
ADADATAI_I
MP3 CHECK1_O
DTI
ADADATAO_O
CLK
ADACLK_O
CS
CS_ADALAT_O
ADADZF_I
SCMS
SYSTEM CONTROLLER,
OPEN
CD MECHANISM CONTROLLER
IC6 VSS
M30624MGN-B20FP
OPEN
MP3
VCC
OPEN
CDM
OPEN
OPEN
MP3
OPEN
OPEN
OUTSW
OUTSW_I
INSW
CDM INSW_I
CDM
LODP
LOADPOS_O
LODN
LOADNEG_O
CDM CDM
OPEN
PULLUP
R31 R32
10k 10k
L5
0
C80
10000p
C79
100
16V
C75
0.01
LOADING
C73
0.1 MOTOR DRIVE
IC10
LB1641
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : CD PLAY
[ ] : MP3 PLAY
∗ : Impossible to measure
E3
E2
E4
E1
(Page 59)
C76
0.1
F1
F2
R43
100k
RB5
10k
F3
R41
10k
C74
0.1
F4
RB4
10k
R40
10k
(Page 61)
F5
F6
F7