Sony CDX-M1000TF / CDX-M3DI Service Manual ▷ View online
17
CDX-M3DI/M1000TF
SECTION 3
PHASE ALIGNMENT
3-1. GEAR (CAM L)
3-2. GEAR (CAM R)
1
motor block assy
center mark
gear (cam L) position setting hole
2
PTT 2.6x6
gear (cam R) position setting hole
center mark
cam block assy
• Align the gear (cam L) position setting hole with the center mark on
the bracket before screwing the motor block assy to the mechanism
chassis.
chassis.
1
Align the gear (cam R) position setting hole with the center mark
on the bracket before screwing the cam block assy to the
mechanism chassis.
on the bracket before screwing the cam block assy to the
mechanism chassis.
2
Touch the gear (cam R) with fingers in the direction of rotation
and make sure that there is no phase difference with the R-side
position setting hole.
and make sure that there is no phase difference with the R-side
position setting hole.
18
CDX-M3DI/M1000TF
SECTION 4
DIAGRAMS
4-1. IC PIN DESCRIPTIONS
• IC5 CXD9684R-005 (DSP) (SERVO Board (1/2))
Pin No.
Pin Name
I/O
Pin Description
1
/RESET
I
Reset signal input (L: reset)
2
MIMD
I
Microcomputer interface mode selection signal input (H: I2C, L: TSB) (Fixed at H)
3, 4
AD0, AD1
O
External S-RAM address signal output 0, 1
5
MIDIO (I2C_SDA)
I/O
Serial data input/output
6
MICK (I2C_SCL)
I
Serial clock signal input
7
AD2
O
External S-RAM address signal output 2
8
VDDT (3.3V)
—
Power supply pin (+3.3 V) for digital circuit
9
SDO
O
Data output 0
10, 11
AD3, AD4
O
External S-RAM address signal output 3, 4
12
SDI0
I
Data input 0
13
BCKIA
I
Bit clock signal input A
14
LRCKIA
I
LR clock signal input A
15
AD5
O
External S-RAM address signal output 5
16
CE
O
External S-RAM chip enable signal output
17
OE
O
External S-RAM output enable signal output
18
VDD (2.5V)
—
Power supply pin (+2.5 V) for digital circuit
19
STANDBY
I
Standby mode control signal input (H: STB, L: normal)
20
VSS (2.5GND)
—
Ground for digital circuit
21
VSSL (2.5GND)
—
Ground for DAC L-ch
22
VRAL
—
Reference voltage pin for DAC L-ch
23
LO
O
DAC L-ch signal output (Open)
24
VDAL (2.5V)
—
Power supply pin (+2.5 V) for DAC L-ch
25
VDAR (2.5V)
—
Power supply pin (+2.5 V) for DAC R-ch
26
RO
O
DAC R-ch signal output (Open)
27
VRAR
—
Reference voltage pin for DAC R-ch
28
VSSR (2.5GND)
—
Ground for DAC R-ch
29
TESTP
I
Test pin (H: test mode, L: normal) (Fixed at L)
30
CKS
I
VCO selection signal input (H: VCO, L: X1 input) (Fixed at H)
31 to 34
AD12 to AD9
O
External S-RAM address signal output 12 to 9
35
VDDT (3.3V)
—
Power supply pin (+3.3 V) for digital circuit
36 to 38
AD8 to AD6
O
External S-RAM address signal output 8 to 6
39
REQ
O
Interrupt request signal output for CD master control IC
40
VSS
—
Ground for digital circuit
41, 42
AD13, AD14
O
External S-RAM address signal output 13, 14
43
WR
O
External S-RAM write signal output
44, 45
AD16, AD15
O
External S-RAM address signal output 16, 15
46, 47
IO0, IO1
I/O
External S-RAM data input/output 0, 1
48
VSS
—
Ground for digital circuit
49 to 51
IO2 to IO4
I/O
External S-RAM data input/output 2 to 4
52
VDD (2.5V)
—
Power supply pin (+2.5 V) for digital circuit
53 to 55
IO5 to IO7
I/O
External S-RAM data input/output 5 to 7
56
VSSP
—
Ground for VCO circuit
57
PDO
O
PLL phase error detection signal output
58
VCOI
I
VCO control voltage input
59
VDDP
—
Power supply pin (+2.5 V) for VCO circuit
60
XRDE
I/O
External clock input/audio clock output (Open)
61
VDDX (2.5V)
—
Power supply pin (+2.5 V) for oscillation circuit
62
XI
I
Resonator input
63
XO
O
Resonator output
64
VSSX
—
Ground for oscillation circuit
19
CDX-M3DI/M1000TF
• IC3 HD6432238RWN35TEI (CD MASTER CONTROL) (SERVO Board (2/2))
Pin No.
Pin Name
I/O
Pin Description
1
TEST
I
Test mode selection signal input (Open)
2
DECXRST
O
Reset signal output for DSP IC (L: reset)
3
DECSTBY
O
Standby mode control signal output for DSP IC (H: standby)
4 to 7
NC
O
Not used (Open)
8
PH3
I
CD PH3 photo sensor detection signal input (Open)
9
INSW/PH2
I
CD mechanism disc in switch detection signal input
10
LIMIT_SW
I
CD mechanism limit switch detection signal input
11
D_SW
I
CD mechanism down switch detection signal input
12
CVCC
—
System power supply pin (+3.3 V)
13
NC
O
Not used (Open)
14
VSS
—
Ground
15
NC
O
Not used (Open)
16
PH1
I
CD PH1 photo sensor detection signal input (Open)
17
EJECT
O
CD mechanism loading motor control signal output (Eject direction)
18
LOAD
O
CD mechanism loading motor control signal output (Load direction)
19 to 26
NC
O
Not used (Open)
27
FLAG
I
Correction unable detection signal input
28
RFOK
I
RFOK signal input from digital servo IC
29, 30
NC
O
Not used (Open)
31
TXD
O
UART TXD PC connection output (Open)
32
RXD
I
UART RXD PC connection input (Open)
33
XTALEN
O
Crystal oscillation control signal output for digital servo IC
34
TSTB
O
CD text parameter strobe signal output for digital servo IC
35
STB
O
Data strobe signal output for digital servo IC
36
A0
O
Command/parameter identification signal output for digital servo IC (L: command,
H: parameter)
37
CD_RST
O
Reset signal output for digital servo IC
38
PACK
I
CD text pack sync signal input from digital servo IC
39
NC
O
Not used (Open)
40
SELF_SW
I
CD mechanism self switch detection signal input
41
NC
O
Not used (Open)
42
AVSS
—
Analog ground
43, 44
NC
O
Not used (Open)
45, 46
NC
I
Not used (Open)
47, 48
KEY0, KEY1
I
Key switch signal input 0, 1 (Open)
49 to 52
NC
I
Not used (Open)
53
AVREF
—
A/D converter reference voltage pin (+3.3 V)
54
AVCC
—
A/D converter power supply pin (+3.3 V)
55, 56
MD0, MD1
I
Operation mode input 0, 1 (Fixed at H)
57
X1A
I
Sub clock oscillation signal input (Open)
58
X0A
O
Sub clock oscillation signal output (Open)
59
RSTX
I
Microcomputer reset signal input
60
NMI
—
Not used (Fixed at H)
61
STBY
—
Not used (Fixed at H)
62
VCC
—
Power supply pin (+3.3 V)
63
XTAL
I
Main clock oscillation signal input (12.288 MHz)
64
VSS
—
Ground
65
EXTAL
O
Main clock oscillation signal output (12.288 MHz)
66
FWE
I
Flash write enable signal input
67
MD2
I
Operation mode input 2
68
FL_BOOT
I
Flash write selection signal input (L: flash write mode)
69
FL-W
O
Flash write control signal output
20
CDX-M3DI/M1000TF
Pin No.
Pin Name
I/O
Pin Description
70
NC
O
Not used (Open)
71
CDMON
O
CD mechanism power supply control signal output
72
DECINT
I
Interrupt signal input from DSP IC
73
CLOSE
O
Front panel operation request signal output (Close)
74
OPEN
O
Front panel operation request signal output (Open)
75
LINKOFF
O
LINK OFF signal output (L: link on, H: link off)
76
UNI_SO
O
SONY-BUS serial data output
77
UNI_SI
I
SONY-BUS serial data input
78
UNI_CK
I
SONY-BUS serial clock signal input
79
NC
O
Not used (Open)
80
SDA
I/O
I2C interface data input/output
81
SCL
O
I2C interface clock signal output
82
NC
O
Not used (Open)
83
TSO
O
Serial data output for digital servo IC
84
TSI
I
Serial data input from digital servo IC
85
TSCK
O
Serial clock signal output for digital servo IC
86
LEDDAT
O
LED data output (Open)
87
LEDCLK
O
LED clock signal output (Open)
88
LEDLAT
O
LED latch signal output (Open)
89,90
NC
O
Not used (Open)
91
BUSON
I
SONY-BUS BUS ON signal input
92
BUCHK
I
Back-up power supply detection signal input
93
A-ATT
O
Audio mute control signal output
94
CDON
O
Power control signal output (L: during loading, H: servo on)
95
NC
O
Not used (Open)
96
U/J_SEL
I
Destination selection signal input (Fixed at L)
97
TEXTSEL
I
CD text function setting signal input (Fixed at L)
98
NC
O
Not used (Open)
99
CFSEL
I
Custom file function setting signal input (Fixed at L)
100
DOUT_SEL
I
Digital output selection setting signal input (H: digital out available)
Click on the first or last page to see other CDX-M1000TF / CDX-M3DI service manuals if exist.