Read Sony MDS-JA333ES Service Manual online
68
Pin No.
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
I/O
O
—
O
O
O
O
O
I/O
I/O
I/O
I/O
I (S)
O
I (A)
—
I (A)
I (A)
—
O (3)
I (A)
O (A)
I (A)
I (A)
I (A)
I (A)
I (A)
I (A)
I (A)
O (A)
—
I (A)
I (A)
—
I (A)
I (A)
I (A)
I (A)
I (S)
O
O
O
O
O
O
O
Description
Address signal output to external D-RAM Not used (Blank terminal)
Ground (Digital)
Output enable signal output to D-RAM (IC124) “L”: Active
Column address strobe signal output to D-RAM (IC124) “L”: Active
Address signal output to D-RAM (IC124)
Low address strobe signal output to D-RAM (IC124) “L”: Active
Write enable signal output to D-RAM (IC124) “L”: Active
Bi-directional data bus with D-RAM (IC124)
Input to digital-in PLL oscillation from external VCO. Not used (Fix at “L”)
Playback EFM full-swing output
Playback EFM asymmetry comparate voltage input
Power supply (+3.3 V) (Analog)
Constant current input to playback EFM asymmetry circuit
Playback EFM RF signal input from CXA2523AR (IC101)
Ground (+3.3 V) (Analog)
Phase comparator output to master clock of the master PLL of the record/playback EFM system
Filter input to master clock of the master PLL of the record/playback EFM system
Filter output to master clock of the master PLL of the record/playback EFM system
Internal VCO control voltage input to the master PLL of the record/playback EFM system
Peak hold signal input of light amount signal (RF/ABCD) from CXD2523AR (IC101)
Bottom hold signal input of light amount signal (RF/ABCD) from CXD2523AR (IC101)
Light amount signal (ABCD) from CXD2523AR (IC101)
Focus error signal input from CXD2523AR (IC101)
Auxiliary signal (I3 signal/temperature signal) output from CXD2523AR (IC101)
Middle point voltage (+1.65 V) output from CXD2523AR (IC101)
Monitor output of A/D converter input signal. Not used in this system (Blank terminal)
Power supply (+3.3 V) (Analog)
A/D converter operation range upper limit voltage input. (Fixed to “H”)
A/D converter operation range lower limit voltage input. (Fixed to “L”)
Ground (Analog)
Sled error signal input from CXD2523AR (IC101)
Tracking error signal input from CXD2523AR (IC101)
Connected to power line (+3.3 V)
Error signal input to laser automatic power control. Not used in this system (Fixed to “H”)
ADIP dual FM signal input from CXD2523AR (IC101) (22.05 kHz ± 1 kHz)
Filter f0 control signal output to CXD2523AR (IC101)
Serial latch signal output to CXD2523AR (IC101)
Serial clock signal output to CXD2523AR (IC101)
Write data signal output to CXD2523AR (IC101)
Control signal output for reference voltage generation circuit of laser automatic power control to
CXD2523AR (IC101)
PWM signal output for laser automatic power control
Not used in this system (Blank terminal)
Tracking servo drive PWM signal output to BH6511FS (IC152) (-)
Pin Name
A11
DVSS
XOE
XCAS
A09
XRAS
XWE
D1
D0
D2
D3
MVCI
ASYO
ASYI
AVDD
BIAS
RFI
AVSS
PCO
FILI
FILO
CLTV
PEAK
BOTM
ABCD
FE
AUX1
VC
ADIO
AVDD
ADRT
ADRB
AVSS
SE
TE
DCHG
APC
ADFG
F0CNT
XLRF
CKRF
DTRF
APCREF
LDDR
TRDR
* I (S) of I/O is schmitt input, I (A) is analog input, O (3) is 3-state output, O (A) is analog output
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