Sony MDS-JE510 Service Manual page 47

Pin No. Pin Name
D1
46
47 D0
D2, D3
48, 49
50 MVCI
ASYO
51
ASYI
52
53 AVDD
BIAS
54
55 RFI
AVSS
56
57 PDO
PCO
58
59 FILI
FILO
60
61 CLTV
62 PEAK
BOTM
63
64 ABCD
FE
65
66 AUX1
67 VC
ADIO
68
69 AVDD
ADRT
70
71 ADRB
72 AVSS
SE
73
74 TE
AUX2
75
76 DCHG
APC
77
ADFG
78
79 F0CNT
XLRF
80
81 CKRF
DTRF
82
APCREF
83
84 LDDR
TRDR
85
• Abbreviation
EFM: Eight to Fourteen Modulation
PLL : Phase Locked Loop
VCO: Voltage Controlled Oscillator
I/O
I/O
Data input/output for DRAM (Used : CXD2652AR, Not used : CXD2650R)
I/O
I/O
Clock input from an external VCO (Fixed at "L")
I (S)
O Playback EFM duplex signal output
I (A) Playback EFM comparator slice level input
+3V power supply (Analog)
—
I (A) Playback EFM comparator bias current input
Playback EFM RF signal input
I (A)
— Ground (Analog)
Phase comparison output for the clock playback analog PLL of the playback EFM
O (3)
(Not used)
O (3) Phase comparison output for the recording/playback EFM master PLL
Filter input for the recording/playback EFM master PLL
I (A)
O (A) Filter output for the recording/playback EFM master PLL
Internal VCO control voltage input for the recording/playback EFM master PLL
I (A)
I (A) Light amount signal peak hold input from the CXA2523R
I (A) Light amount signal bottom hold input from the CXA2523R
Light amount signal input from the CXA2523R
I (A)
I (A) Focus error signal input from the CXA2523R
Auxiliary A/D input
I (A)
I (A) Middle point voltage (+1.5V) input from the CXA2523R
O (A) Monitor output of the A/D converter input signal (Not used)
— +3V power supply (Analog)
I (A) A/D converter operational range upper limit voltage input (Fixed at "H")
A/D converter operational range lower limit voltage input (Fixed at "L")
I (A)
— Ground (Analog)
I (A) Sled error signal input from the CXA2523R
I (A) Tracking error signal input from the CXA2523R
I (A) Auxiliary A/D input (Fixed at "L")
Connected to +3V power supply
I (A)
I (A) Error signal input for the laser digital APC (Fixed at "L")
I (S) ADIP duplex FM signal input from the CXA2523R (22.05 ± 1 kHz)
Filter f control output to the CXA2523R
O
0
O Control latch output to the CXA2523R
Control clock output to the CXA2523R
O
O Control data output to the CXA2523R
O Reference PWM output for the laser APC
PWM output for the laser digital APC (Not used)
O
O Tracking servo drive PWM output (–)
— 65 —
Function