Yamaha NS-BP400, Service Manual

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40
R-1330/NS-BP400
R-1
330/NS-BP40
0
No. Function Name Port Name I/O Detail of Function
61 P31 STBY_LED O For STANDBY LED control
62 Vcc2 VCC MCU Microprocessor power 5 V
63 P30 P30 O No connected
64 Vss VSS MCU Microprocessor ground
65 P27 CE_SEL O CE for selector
66 P26 CK_SEL O Clock for selector
67 P25 DA_SEL O Data for selector
68 P24 PWR_RY O Power relay control
69 P23 STBY_CTRL O STANDBY control
70 P22 MT_DAMP O Mute of digital amp control
71 P21 MSSEL_DAMP O Select switching frequency of digital amp
72 P20 OUTLET_RY O No connected
73 INT5 SYS_RICO_C IRQ Interrupt when INPUT (CD/USB) is changed
74 INT4 SYS_RICO_U IRQ Interrupt when INPUT (CD/USB) is changed
75 INT3 IR_DET IRQ Reception of remote controller pulse
76 P14 PURE_LED O For PURE DIRECT LED control
77 P13 T_PSET O No connected
78 P12 SYS_ROCI_C O Send to CD1330 when Input is changed
79 P11 SYS_ROCI_U O Send to CD1331 when Input is changed
80 P10 SYS_IO O No connected
81 P07 HP_DET I Head phone detection
82 P06 ISEL_B I Rotary encoder INPUT_B
83 P05 ISEL_A I Rotary encoder INPUT_A
84 P04 SYS_AD O No connected
85 AN0_3 SIG_IP AD Detect iPod signal （ ≧ 1 V/500 mS ）
86 AN0_2 AD_TRE O No connected
87 AN0_1 AD_BAL O No connected
88 AN0_0 AD_CENT O No connected
89 AN7 AD_VOL AD Intake of volume value
90 AN6 AD_KEY AD Destination discrimination when power turned ON
91 AN5 PS1PRT AD PS1 protection from any power supply
92 P104 SYS_MICO O No connected
93 P103 SYS_MOCI O No connected
94 AN2 THM_PRT AD Thermal protection from D202
95 AN1 PS_DAMP AD +5D & -5D protection for D_AMP
96 Avss AVSS MCU AD ground
97 P100 DOCK_TYP O No connected
98 Vref VREF MCU AD reference 5 V
99 Avcc AVCC MCU AD power supply 5 V
100 P97 TU_ON O For TUNER control