Sony CDX-747X Service Manual ▷ View online
29
CDX-747X
IC201
LA6576L-TE-L
INPUT
FWD
REV
VCC2
VLO–
VLO+
VO4+
VO4–
VO3+
VO3–
VO2+
VO2–
VO1+
VO1–
VCC1
VIN1
VIN1–A
VIN1+A
VIN1–B
S-GND
MUTE2
MUTE1
VIN4
VIN4–
VIN4+
VREF-IN
VIN1 (VREF)-SW
VREF-OUT (CH1)
REG-OUT
REG-IN
VIN3+
VIN3–
VIN3
VIN2+
VIN2–
VIN2
VIN1+B
OUTPUT
CONTROL
+
–
+
–
+
–
+
–
+
–
+
–
LEVEL
SHIFT
CH2-4
MUTE
THERMAL SHUT DOWN
CH1
MUTE
VIN1/VREF
SWITCH
5VREG
3
4
5
6
7
8
9
2
1
LEVEL
SHIFT
LEVEL
SHIFT
10
11
14
LEVEL
SHIFT
AMP-A
AMP-B
+
–
–
15
16
17
18
23
19
34
35
36
+
–
–
+
–
+
–
–
+
–
25
24
22
21
20
33
32
31
30
29
28
+
–
27
26
12
13
–MAIN Board –
IC102
MSM51V17400D-10TK-FS
DATA BUS
DQ3
DQ4
VSS
4
DQ2
3
A10
8
A0
9
A1
10
A2 11
A3 12
A3 12
VSS 13
NC
6
NC
7
DQ1
2
VCC
1
26
23
24
25
A8
NC
19
20
A9
21
A6
A7
17
18
A4
A5
15
VSS
14
16
ROW
DECODERS
WORD
DRIVERS
MEMORY
CELLS
INTERNAL
ADDRESS
COUNTER
COUNTER
TIMING
GENERATOR
TIMING
GENERATOR
SENSE
AMPLIFIERS
COLUMN
DECODERS
I/O
SELECTOR
WRITE
CLOCK
CLOCK
GENERATOR
INPUT
BUFFERS
ADDRESS BUFFERS
ROW
COLUMN
22
OUTPUT
BUFFERS
OE
CAS
REFRESH
CONTROL
CLOCK
WE
5
RAS
30
CDX-747X
IC101
CXD3027R
ERROR
CORRECTOR
32K
RAM
EFM
DEMODULATOR
SUB CODE
PROCESSOR
SERVO
AUTO
SEQUENCER
D/A
INTERFACE
VIBRATION
MEMORY
CONTROLLER
+
COMPRESSION
EXPANDER
DAC
SELECTOR
DIGITAL
OUT
ASYMMETRY
CORRECTOR
DIGITAL
PLL
DIGITAL
CLV
CPU
INTERFACE
OP AMP
ANALOG SWITCH
SERVO BLOCK
SIGNAL
PROCESSOR
BLOCK
MEMORY CONTROLLER,
BUS BOOST BLOCK
A/D
CONVERTER
SERVO
INTERFACE
SERVO DSP
FOCUS SERVO
SLED SERVO
TRACKING
SERVO
CLOCK
GENERATOR
LPF
LPF
MIRR
DFCT
FOK
PWM GENERATOR
FOCUS PWM
GENERATOR
SLED PWM
GENERATOR
TRACKING PWM
GENERATOR
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
XOE
A0 – A11
SYSM
AMUTE
HPL
HPM
HPR
PCMDI
LRCKI
BCKI
AOUT1
AIN1
LOUT1
LOUT2
AIN2
AOUT2
A9
A8
A7
DVSS
RFAC
XTAO
XTAI
XTSL
VCTL
VPCO
WFCK
GFS
XUGF
MDS
C2PO
WDCK
BIAS
ASYI
ASYO
FILO
FILI
PCO
PWMI
LOCK
MDP
SDTI
SCSY
SCOR
SBSO
EXCK
SDTO
XLAT
CLOK
SENS
XSOE
R4M
IGEN
VDD0
COUT
MIRR
DFCT
FOK
PWMI
LOCK
HPR
HPM
HPL
VDD1
C176
MDP
MDS
SSTP
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
FRDR
FFDR
TRDR
TFDR
SRDR
SFDR
SCLK
ATSK
SSTP
COUT
FOK
DFCT
MIRR
VSS1
TEST
TES1
AVDD0
IGEN
AVSS0
RFDC
E
F
120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91
XOE
XCAS
D2
D3
D0
D1
XWE
XRAS
A11
A10
DVDD
A0
A1
A2
A3
AVDD2
LOUT2
AIN2
AOUT2
AVSS2
AVSS1
AOUT1
AIN1
LOUT1
AVDD1
XVSS
XTAO
XTAI
XVDD
BCKI
XOE
XCAS
D2
D3
D0
D1
XWE
XRAS
A11
A10
DVDD
A0
A1
A2
A3
AVDD2
LOUT2
AIN2
AOUT2
AVSS2
AVSS1
AOUT1
AIN1
LOUT1
AVDD1
XVSS
XTAO
XTAI
XVDD
BCKI
VDD0
COUT
MIRR
DFCT
FOK
PWMI
LOCK
HPR
HPM
HPL
VDD1
MDP
MDS
SSTP
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
VSS1
A VDD
A GND
D VDD
AVDD0
IGEN
AVSS0
RFDC
E
F
RFDC
E
F
B
A
A
VC
CLTV
XPCK
A6
A5
A4
XWRE
XRDE
XEMP
XWIH
XQOK
AMUTE
SDTI
XQCK
SCSY
SCOR
VSS0
SBSO
EXCK
XRST
SYSM
SDTO
XLAT
CLOK
SENS
SCLK
XSOE
ATSK
R4M
A9
A8
A7
DVSS
A6
A5
A4
XWRE
XRDE
XEMP
XWIH
XQOK
AMUTE
SDTI
SCSY
SCOR
VSS0
D GND
SBSO
EXCK
SYSM
SDTO
XLAT
CLOK
SENS
SCLK
XSOE
ATSK
R4M
BCK
PCMDI
PCMD
LRCKI
LRCK
DOUT
VDD2
WFCK
C2PO
GFS
XPCK
XUGF
WDCK
VSS2
XTSL
AVDD3
ASYO
ASYI
BIAS
RFAC
AVSS3
CLTV
PCO
FILI
FILO
VCTL
VPCO
VC
A
B
BCK
PCMDI
PCMD
LRCKI
LRCK
DOUT
VDD2
WFCK
C2PO
GFS
XPCK
XUGF
WDCK
VSS2
XTSL
AVDD3
ASYO
ASYI
BIAS
RFAC
AVSS3
CLTV
PCO
FILI
FILO
VCTL
VPCO
VC
A
B
XCAS
D0 – D4
XWE
BCK
PCMD
LRCK
DOUT
XWRE
XRAS
XRDE
XQOK
XWIH
XEMP
31
CDX-747X
IC203
BR24C16FJ-E2
DEVICE
ADDRESS
COMPARATOR
Y DEC
H.V. PUMP/TIMING
DATA RECOVERY
E
2
PROM
SERIAL MUX
START
STOP
LOGIC
SERIAL
CONTROL
LOGIC
DATA WORD
ADDR/COUNTER
D
OUT
/ACK
LOGIC
1
2
2
3
4
5
6
7
8
X DEC
VCC
TST
SDL
SDA
A0
A1
A2
A2
GND
COMP
LOAD
LOAD INC
R/W
EN
D
OUT
D
IN
IC301
LB1930M-TLM
1
2
3
4
5
6
7
8
9
10
VCC
IN2
S-GND
IN1
NC
NC
OUT2
NC
P-GND
OUT1
CONTROL
CIRCUIT
MOTOR
DRIVE
CIRCUIT
BUFFER
BUFFER
IC302
BA8272FV-E2
1
2
3
4
5
6
7
8
9
10
14
13
12
11
VCC
BUS ON
LINK OFF
CLK OUT
DATA OUT
DATA IN
BUS RESET
BUS DATA
VREF
BUS CLK
GND
BUS ON IN
BUS ON OUT
RESET
RESET
SWITCH
IC304
MJM2395AF08
IC305
MJM2395AF05
2
VOUT
3
GND
1
VIN
4
CONT
CONTROL
1
2
3
26
25
28
27
23
22
21
24
7
8
9
10
20
19
4
5
6
LOW-PASS
FILTER
MODE
CONTROL
INTERFACE
SERIAL
INPUT
INTERFACE
CRYSTAL
OSCILLATOR
POWER
SUPPLY
MULTI LEVEL
∆∑
MODULATOR
8 TIME OVER
SAMPLING
DIGITAL FILTER
WITH
FUNCTION CONTROLLER
SCK
OPEN
LOW-PASS
FILTER
D/A
CONVERTER
BPZ
CONTROL
D/A
CONVERTER
11
12
13
14
15
18
17
16
LRCK
DATA
BCK
DGND
VDD
VCC2R
AGND2R
CLKO
XTI
XTO
EXTR
NC
VOUTR
AGND1
DM0
MUTE
IIS
DM1
IW0
RST
ZERO
IW1
VCC2L
AGND2L
VCC1
EXTL
NC
VOUTL
IC501
PCM1728E/2K
32
CDX-747X
7-13.
IC PIN FUNCTION DESCRIPTION
•
MAIN BOARD IC201 MB90473PFV-G-108-BNDE1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1, 2
RAMA5, RAMA6
O
Address signal output to the S-RAM Not used (open)
3
ELVR
O
Motor drive signal (elevator down direction) output to the elevator motor drive (IC301)
“L” active *1
“L” active *1
4
ELVF
O
Motor drive signal (elevator up direction) output to the elevator motor drive (IC301)
“L” active *1
“L” active *1
5
LOADF
O
Motor drive signal (load chucking direction) output to the chucking motor drive (IC201)
“L” active *2
“L” active *2
6
LOADR
O
Motor drive signal (save direction) output to the chucking motor drive (IC201)
“L” active *2
“L” active *2
7, 8
RAMA7, RAMA12
O
Address signal output to the S-RAM Not used (open)
9
VSS
—
Ground terminal
10
RAMA14
O
Address signal output to the S-RAM Not used (open)
11
RAMWE
O
Write enable output to the S-RAM Not used (open)
12 to15
RAMA13, RAMA8,
RAMA9, RAMA11
O
Address signal output to the S-RAM Not used (open)
16
UNI SI
I
Serial data input from the SONY bus interface (IC302)
17
UNI SO
O
Serial data output to the SONY bus interface (IC302)
18
UNI CK
I
Serial data transfer clock signal input from the SONY bus interface (IC302)
19
LEDDAT
O
Not used (open)
20
LEDCLK
O
Not used (open)
21
VCC
—
Power supply terminal (+3.3V)
22
LEDLAT
O
Not used (open)
23
CDON
O
D/A converter and servo section power supply on/off control signal output “H”: power on
24
ELVON
O
Mechanism deck section power supply on/off control signal output “H”: power on
25
RX
I
Input terminal at the flash memory data write mode Not used (open)
26
TX
O
Output terminal at the flash memory data write mode Not used (open)
27
NC
O
Not used (open)
28
EECLK
O
Serial data transfer clock signal output to the EEPROM (IC203)
29
FL BOOT
I
Flash memory data write control signal input terminal “L” active Not used (fixed at “H”)
30, 31
NC
O
Not used (open)
32
EEDAT
I/O
Two-way data bus with the EEPROM (IC203)
33
AVCC
—
Power supply terminal (+3.3V) (for A/D converter)
34
AVRH
I
Reference voltage (+3.3V) input terminal (for A/D converter)
35
AVSS
—
Ground terminal (for A/D converter)
36
EHS
I
Elevator height position detection signal input from the RV202 (elevator height sensor)
(A/D input)
(A/D input)
37
MCK
I
Input of detection signal for the fine adjustment (elevator height (address) adjustment; RV201) of
elevator height position (A/D input)
elevator height position (A/D input)
38, 39
KEY0, KEY1
I
Not used (open)
40
VSS
—
Ground terminal
41
FOK
I
Focus OK signal input from the CXD3027R (IC101) “L”: NG, “H”: OK
42
GFS
I
Guard frame sync signal input from the CXD3027R (IC101) “L”: NG, “H”: OK
43
SCLK
O
Serial data reading clock signal output to the CXD3027R (IC101)
44
SENS
I
Internal status signal (sense signal) input from the CXD3027R (IC101)
45
BUSON
I
Bus on/off control signal input from the SONY bus interface (IC302) “H”: bus on
46
BUCHK
I
Battery detection signal input “L”: battery on
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