Yamaha YSP-4300 - Page 104

Pin
No.
Port Name
Function
Name
(P.C.B.)
I/O
Detail of Function
Power On
Standby /
[Stby AW] / (iPod)
Stby HDMI /
[Stby CEC]
When Apply Current
132 AIN1 INPUT_PRT AD HiZ Protection INPUT power voltage detect +12D/+5A/+30V
PJ1/AIN1 (AD)
133 AIN2 VBUS_PRT AD HiZ Protection USB power voltage detect USB_VBUS
PJ2/AIN2 (AD)
134 AIN3 – HiZ HiZ Protection NET power voltage detect +3.3N/+1.8N/+1.2N (Spare)
PJ3/AIN3/ADTRGn
135 AIN4 HDMI_PRT AD HiZ [AD] Protection HDMI power voltage detect +5H/+3.3H/+1.2H
PJ4/AIN4/KWUP0
136 AIN5 AW_PRT AD HiZ Protection AW power voltage detect AW +5AW
PJ5/AIN5/KWUP1
137 PJ6 – HiZ HiZ ADC power down output (Spare)
PJ6/AIN6/KWUP2
138 PJ7 MODEL HiZ HiZ MODEL discrimination (High: YSP-CU4300, Low: YSP-CU3300)
PJ7/AIN7/KWUP3
139 PK0 DIR_WCK2 I I LR clock input for CDDA writing
PK0/AIN8
140 PK1 DEST_N_WR I HiZ For setting destination writing mode
PK1/AIN9 Valid only in self-diagnostic function mode
141 AIN10 DAMP_PRT AD HiZ Protection DAMP power voltage detect +26V
PK2/AIN10
142 AIN11 26V_PRI AD HiZ 26V current detect
PK3/AIN11
143 AIN12 DC_PRT HiZ HiZ Protection WF amplifier DC detect
PK4/AIN12
144 AIN13 DSP_PRT AD HiZ Protection power voltage detect +3.3DSP/+1.2DSP
PK5/AIN13
Key detection for A/D port
Key input (A/D) pull-up resistance 10 k-ohms
0 Ω +4.3 kΩ +6.8 kΩ ∞
Detected voltage value
at 171 pin
0 – 0.165 V 0.825 – 1.155 V 1.155 – 1.485 V 3.2 – 3.3 V
A/D value
(3.3V = 255)
0 – 5 25 – 35 35 – 45 100
KEY1 INPUT VOLUME + VOLUME – Key off
104
YSP-CU4300/YSP-CU3300/NS-WSW160
YSP-CU4300/YSP-CU3300/
NS-WSW160
DRAFT