Aiwa XP-ZR850, Руководство по обслуживанию

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21
XP-ZR850
Pin No. Pin Name I/O Description
57, 58 SDA8, SDA9 O Address signal output to the SD-RAM
59 TDO — Not used
60, 61 SDA7, SDA6 O Address signal output to the SD-RAM
62 TDI — Not used
63, 64 SDA5, SDA4 O Address signal output to the SD-RAM
65 TEST4 — Not used
66, 67 SDA1, SDA2 O Address signal output to the SD-RAM
68 RTCK — Not used
69, 70 SDA0, SDA3 O Address signal output to the SD-RAM
71 TCK — Not used
72 VDIOSD3 — Power supply terminal (+2.7V)
73 VSS4 — Ground terminal
74 VDIO1 — Power supply terminal (+2.1V)
75 PI7/AIFBCK — Not used
76 PI6/AIFLRCK — Not used
77 PI5 O Muting on/off control signal output to the headphone amplifier “H”: muting on
78 PI4/AIFPCMD — Not used
79 PI3/XBCKO — Not used
80 PI2/LRCKO — Not used
81 PI1 O Command latch signal output to the headphone amplifier
82 PI0/PCMDO — Not used
83 ADCLK — Not used
84 DOUT — Not used
85 PJ7/MON7 (MONCK) — Not used
86 PJ6/MON6 (MONDO) — Not used
87 PJ5/MON5 O
Amplifier power on/off control signal output to the headphone amplifier
“H”: amplifier power on
88 to 91 PJ4/MON4 to PJ1/MON1 — Not used
92 XRST_PWR_O — Not used
93 VSS6 — Ground terminal
94 VDIO2 — Power supply terminal (+2.1V)
95 DVDD1 — Power supply terminal (+1.3V)
96 AVDDA1 — Power supply terminal (+2.7V)
97 AOUTR O Analog audio signal output to the headphone amplifier (R-ch)
98 VREFR O Reference voltage output terminal (R-ch)
99, 100 AVSDA1, AVSDA0 — Ground terminal
101 VREFL O Reference voltage output terminal (L-ch)
102 AOUTL O Analog audio signal output to the headphone amplifier (L-ch)
103 AVDDA0 — Power supply terminal (+2.7V)
104 AVSMO — Ground terminal
105 EXTAL O System clock output terminal (22 MHz)
106 XTAL I System clock input terminal (22 MHz)
107 AVDMO — Power supply terminal (+2.7V)
108 VDIOFS256 — Power supply terminal (+2.1V)
109 DAMPCLK — Not used
110 VDIOAMP — Power supply terminal (+2.1V)
111 PWML — Not used
112 PWMR — Not used
113 VSSAMP — Ground terminal