Yamaha YHT-S300 Service Manual page 63
Subwoofer integrated receiver sr-300, speakers ns-br300/ns-p705/ns-b380
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Also See for YHT-S300:
- Quick reference manual (80 pages) ,
- Owner's manual (29 pages) ,
- Owner's manual (31 pages)
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Pin
Function Name
Port Name
No.
(P.C.B.)
P43
73
P43
P43/A19
74 Vcc2
Vcc2
P42
75
P42
P42/A18
76 Vss
Vss
P41
77
P41
P41/A17
P40
78
P40
P40/A16
P37
79
P37
P37/A15(/D15)
P36
80
P36
P36/A14(/D14)
P35
81
P35
P35/A13(/D13)
P34
82
/MUTE_PWM
P34/A12(/D12)
P33
83
/PDN_PWM
P33/A11(/D11)
P32
84
/RST_PWM
P32/A10(/D10)
P31
85
AU_SEL1
P31/A9(/D9)
P124
86
AU_SEL2
P124
P123
P123
87
P123/CTS6/RTS6
P122
P122
88
P122/RXD6
P121
P121
89
P121/CLK6
P120
P120
90
P120/TXD6
91 Vcc2
Vcc2
P30
92
P30
P30/A8(/D8)
93 Vss
Vss
P27
94
P27/A7/(/D7)/
TUN_N_TUND
AN27
P26
95
TUN_N_ST
P26/A6/(/D6)/
AN26
AN25
96
PRV_INPUT
P25/A5/(/D5)/
AN25
P24
97
P24/A4/(/D4)/
P23
AN24
P23
98
P24
P23/A3/(/D3)/
AN23
P22
99
P_LED
P22/A2/(/D2)/
AN22
AN21
100
P21/A1/(/D1)/
PRI
AN21
I/O
O
O
O
O
[MCU]
O
O
O
O
MCU
MCU
MCU
MCU
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
[MCU]
O
O
O
O
MCU
MCU
MCU
MCU
I
I
I
I
I
I
I
I
AD
AD
AD
AD
O
O
O
O
O
O
O
O
I
I
I
AD
AD
AD
AD
SR-300/NS-BR300/NS-P705/NS-B380
Detail of Function
Unconnected
Unconnected
Unconnected
Unconnected
Unconnected
Unconnected
Unconnected
Mute signal for TAS5086
Power down signal for TAS5086
Reset signal for TAS5086
Signal 1 for ANALOG SELECTOR (NJM2750) input selection
SEL1: L H L H
SEL2: L L H H
INPUT: 1 2 3 4
Signal 2 for ANALOG SELECTOR (NJM2750) input selection
SEL1: L H L H
SEL2: L L H H
INPUT: 1 2 3 4
Unconnected
Unconnected
Unconnected
Unconnected
Unconnected
TUNER TUNED input
TUNER STEREO input
AD protection Power voltage detection +12A, +5A, +9T
Unconnected
Unconnected
ON/OFF control of POWER LED (Green)
Monitoring AD current protection
63
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