Sony CMT-A70 Service Manual page 46

CMT-A50/A70
Pin No. Pin Name
53, 54 AVSS1, AVSS2
55 VREFR
56 AOUT2
57 AVDD2
58 TES1
59 TEST
60 VSS1
61 LRMU
62 DOUT
63 ATSK
64 DFCT
65 FOK
66 MIRR
67 COUT
C2PO/MNT3/
68
GTOP
GFS/MNT2/
69
XROF
XUGF/MNT0/
70
RFCK
XPCK/MNT1/
71
XPCK
72 VDD1
73 PCO
74 FILI
75 FILO
76 CLTV
77 VCTL
78 VPCO
79 AVSS3
80 ASYO
81 ASYI
82 BIAS
83 AVDD3
84 RFAC
85 AVDD0
86 IGEN
87 AVSS0
88 RFDC
89 CE
90 TE
91 SE
92 FE
93 VC
94 VSS2
95 FRDR
96 FFDR
46
I/O
- Ground terminal
O R-ch reference voltage output terminal
O R-ch analog audio signal output terminal
- Power supply terminal (+3.3V)
I Input terminal for the test (fixed at "L")
I Input terminal for the test (fixed at "L")
- Ground terminal
O Muting on/off control signal output terminal Not used
O Digital audio signal output terminal when playback mode Not used
I/O Not used
I/O Not used
O Focus OK signal output to the system controller
I/O Not used
I/O Not used
O Not used
O GFS signal output to the system controller
O Not used
O Not used
- Power supply terminal (+3.3V)
O Charge pump output terminal for master PLL
I Filter input terminal for master PLL
O Filter output terminal for master PLL
I VCO1 control voltage input terminal for multiplier
I VCO2 control voltage input terminal for broad-band EFM PLL
O Charge pump output terminal for broad-band EFM PLL
- Ground terminal
O EFM full-swing output terminal
I Asymmetry comparator voltage input terminal
I Asymmetry circuit constant current input terminal
- Power supply terminal (+3.3V)
I EFM signal input from the RF amplifier
- Power supply terminal (+3.3V)
I Stabilized current input terminal
- Ground terminal
I RF signal input from the RF amplifier
I Chip enable signal input terminal Not used
I Tracking error signal input from the RF amplifier
I Sled error signal input from the RF amplifier
I Focus error signal input from the RF amplifier
I Middle point voltage input terminal
- Ground terminal
O Focus servo drive signal (-) output to the coil/motor drive
O Focus setvo drive signal (+) output to the coil/motor drive
Description