Sony HCD-EC55 Service Manual page 52

HCD-EC55/EC77/GX99
Pin No. Pin Name
48 Pio0
49 Pio1
50 Pio2
51 Pio3
52 VSS1
53 VDDT3
54 SBSY
55 SBOK/FOK
56 IPF
57 SFSY/LOCK
58 ZDET
59 GPIN
60 MS
61 DoUT(Po6)
62 AoUT1(Po7)
63 BCK(Po8)
64 LRCK(Po9)
65 AiN(Pi4)
66 BCKi(Pi5)
67 LRCKi(Pi6)
68 VDD1
69 VSS1
70 AWRC
71 PVDD3
72 PDo
73 TMAXS
74 TMAX
75 LPFN
76 LPFo
77 PVREF
78 VCoF
79 PVSS3
80 SLCo
81 RFi
82 RFRPi
83 RFEQo
84 VRo
85 RESiN
86 VMDiR
87 TESTR
88 AGCi
89 RFo
90 RVDD3
91 LDo
92 MDi
93 RVSS3
94 FNi2(C)
95 FNi1(A)
96 FPi2(D)
52
I/O
O REQ output terminal
I General purpose I/O input terminal (Not used (Open))
I BSIF GATE signal input terminal (Not used (Open))
I General purpose I/O input terminal (Not used (Open))
— Ground terminal (Digital 3.3V)
— Power supply terminal (Digital I/O 3.3V)
O Sub code block sync output terminal
O Q data CRCC judgment output terminal (Not used (Open))
O Correct flag output terminal (Not used (Open))
O Servo register read clock output terminal (Not used (Open))
O DAC zero data detect flag output terminal
I General purpose input terminal (Not used (Fixed to "L"))
I U-com I/F mode select input terminal (Fixed to "H")
O Digital output terminal (Not used (Open))
O Audio data output terminal (Not used (Open))
O Bit clock output terminal (Audio output) (Not used (Open))
O Channel clock output terminal (Not used (Open))
I Data input terminal (Used DAC) (Not used (Fixed to "L"))
I Bit clock input terminal (Used DAC) (Not used (Fixed to "L"))
I Channel clock input terminal (Used DAC) (Not used (Fixed to "L"))
— Power supply terminal (Digital 1.5V)
— Ground terminal (Digital 1.5V)
O VCO control output terminal (Used active wide range) (Not used (Open))
— Power supply terminal (PLL 3.3V)
O Phase error signal of EFM signal and PLCK signal output terminal
O Output terminal of TMAX detect signal (Not used (Open))
O Output terminal of TMAX detect signal
I Reverse input terminal of AMP (PLL-LPF)
O Output terminal of AMP (PLL-LPF)
— 1.65V REF power terminal (Only PLL)
O VCO filter output terminal
— Ground terminal (PLL 3.3V)
O EFM slice level output terminal
I RF signal input terminal
I RF ripple signal input terminal
O RF equalizer output terminal
O 1.65V REF voltage output terminal
O REF resister terminal (22k/0.01u)
— REF voltage of APC circuit output terminal
O LPF terminal (RFEQO offset correct)
I RF signal adjustment AMP input terminal
O RF signal AMP output terminal
— 3.3V Power supply terminal (RF AMP)
O Laser diode AMP output terminal
I Monitor photo diode AMP input terminal
— Ground terminal (RF AMP 3.3V)
I Main beam input terminal (Connect to pin diode C)
I Main beam input terminal (Connect to pin diodeA)
I Main beam input terminal (Connect to pin diode D)
Description