Sony MZ-NHF800, Service Manual

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MZ-NH700/NHF800
Pin No. Pin Name I/O Description
47 DAVDD — Power supply terminal (for D/A converter)
48 DVDD25LPF — Power supply terminal (for D/A converter)
49 DAVSS — Ground terminal (for D/A converter)
50 OSCVDD — Power supply terminal (for 22 MHz OSC)
51 USBOSCVDD — Power supply terminal (for the USB 48 MHz OSC)
52 TSMVDD — Power supply terminal (for the TSB master communication)
53 MAIFVDD — Power supply terminal (for MA interface)
54 MSJTAGVDD — Power supply terminal (for AUX)
55 USBIFVDD — Power supply terminal (for USB interface)
56 to 58
VSS_0 to VSS_2
— Ground terminal
59 to 62
IFVDD_1 to
IFVDD_4
— Power supply terminal (for interface)
63 IFVSS_1 — Ground terminal (for interface)
64 IFVSS_2 — Ground terminal (for interface)
65 to 69
DRAMVDD0 to
DRAMVDD4
— Power supply terminal (for D-RAM/DSP interface)
70 to 72
DRAMVSS0 to
DRAMVSS2
— Ground terminal (for D-RAM/DSP interface)
73 FCRAMVDD0 — Power supply terminal (for D-RAM)
74 FCRAMVSS0 — Ground terminal (for D-RAM)
75 FCRAMVDD1 — Power supply terminal (for D-RAM)
76 FCRAMVSS1 — Ground terminal (for D-RAM)
77 FVDD0 — Power supply terminal (for AUX)
78 FVSS0 — Ground terminal (for AUX)
79 SRAMVDD0 — Power supply terminal (for AUX)
80 SRAMVSS0 — Ground terminal (for AUX)
81 SRAMVDD1 — Power supply terminal (for AUX)
82 SRAMVSS1 — Ground terminal (for AUX)
83 EBIFVDD0 — Power supply terminal (for interface circuit)
84 EBIFVSS0 — Ground terminal (for interface circuit)
85 EBIFVDD1 — Power supply terminal (for interface circuit)
86 EBIFVSS1 — Ground terminal (for interface circuit)
87 EBIFVDD2 — Power supply terminal (for interface circuit)
88 EBIFVSS2 — Ground terminal (for interface circuit)
89 EBIFVDD3 — Power supply terminal (for interface circuit)
90 EBIFVSS3 — Ground terminal (for interface circuit)
91 EBIFVDD4 — Power supply terminal (for interface circuit)
92 EBIFVSS4 — Ground terminal (for interface circuit)
93 EBIFVDD5 — Power supply terminal (for interface circuit)
94 EBIFVSS5 — Ground terminal (for interface circuit)
95 EBIFVDD6 — Power supply terminal (for interface circuit)
96 EBIFVSS6 — Ground terminal (for interface circuit)
97 EBIFVDD7 — Power supply terminal (for interface circuit)
98 EBIFVSS7 — Ground terminal (for interface circuit)
99 ASYO O Playback EFM duplex signal output
100 ASYI I Playback EFM comparator slice level input
101 RFI I Playback EFM RF signal input from the RF amplifier