Yamaha rx-sl100 Service Manual page 41

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IC307: M30805SGP (DIGITAL P.C.B)
16bit µ-COM (Main CPU)
Pin Pin Name Type I/O Function Name Detail Of Function
57 VSS - - GND
58 P132 CMOS OUT dsp /ICCS CS493x RESET OUT
59 Vcc - - Power Supply (Backup) +5V
60 P131 CMOS OUT dsp /CSPLD DIG EXTERNAL IC CE OUT (When Use PLD)
61 P130 CMOS OUT gui YGV619(GUI)/RESET OUT
62 P53 BCLK - bus (Unconnected)
63 P52 /RD OUT bus Read in Bus CE
64 P51 /WRH OUT bus Write in Bus (Uneven) CE
65 P50 /WRL OUT bus Write in Bus (Even) CE
66 P127 - IN tuner /ST STEREO/MONO IN
67 P126 CMOS OUT tuner TMT TUNER MUTE OUT
68 P125 - IN tuner TUNED STATION IN
69 P47 /A23 - bus Bus (ADDRESS), Composite CS
70 P46 A22 - bus Bus (ADDRESS), Composite CS
71 P45 A21 - bus Bus (ADDRESS)
72 P44 A20 - bus Bus (ADDRESS)
73 P43 A19 - bus Bus (ADDRESS)
74 Vcc - - Power Supply (Backup) +5V
75 P42 A18 - bus Bus (ADDRESS)
76 Vss - - GND
77 P41 A17 - bus Bus (ADDRESS)
78 P40 A16 - bus Bus (ADDRESS)
79 P37 A15 - bus Bus (ADDRESS)
80 P36 A14 - bus Bus (ADDRESS)
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81 P35 A13 - bus Bus (ADDRESS)
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82 P34 A12 - bus Bus (ADDRESS)
83 P33 A11 - bus Bus (ADDRESS)
84 P32 A10 - bus Bus (ADDRESS)
85 P31 A9 - bus Bus (ADDRESS)
86 P124 CMOS OUT tuner CEP PLL IC Chip Enable OUT/Distination Discriminate 1
87 P123 CMOS OUT tuner SDTP PLL IC TxD
88 P122 CMOS IN tuner SDRP PLL IC RxD
89 P121 CMOS OUT tuner SCKP PLL IC CLOCK/Distination Discriminate 0
90 P120 - IN tuner SDRR RDS IC RxD
91 Vcc - - Power Supply (Backup) +5V
92 P30 A8 bus Bus (ADDRESS)
93 Vss - - GND
94 P27 A7 - bus Bus (ADDRESS)
95 P26 A6 - bus Bus (ADDRESS)
96 P25 A5 - bus Bus (ADDRESS)
97 P24 A4 - bus Bus (ADDRESS)
98 P23 A3 - bus Bus (ADDRESS)
99 P22 A2 - bus Bus (ADDRESS)
100 P21 A1 - bus Bus (ADDRESS)
101 P20 A0 - bus Bus (ADDRESS)
102 P17 D15 (/INT5) bus Bus (DATA)
103 P16 D14 (/INT4) bus Bus (DATA)
104 P15 D13 (/INT3) bus Bus (DATA)
105 P14 D12 - bus Bus (DATA)
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106 P13 D11 - bus Bus (DATA)
107 P12 D10 - bus Bus (DATA)
108 P11 D9 - bus Bus (DATA)
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109 P10 D8 - bus Bus (DATA)
110 P07 D7 - bus Bus (DATA)
111 P06 D6 - bus Bus (DATA)
112 P05 D5 - bus Bus (DATA)
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[L: RESET]
(Necessary Pullup/Prevent FlashWrite Error)
(Necessary Pullup) [L: STEREO]
H: Mute ON
(Necessary Pullup) [L: Tuned]
[L: Address H: Data]
(Necessary Pullup)
(Necessary Pullup)
(Necessary Pullup)
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IC307: M30805SGP (DIGITAL P.C.B)
16bit µ-COM (Main CPU)
Pin Pin Name Type I/O Function Name
113 P04 D4 - bus
114 P114 CMOS OUT amp MSROOT
115 P113 CMOS OUT dsp /ICCDK
116 P112 CMOS IN tuner RDSE
117 P111 CMOS OUT tuner SCKR
118 P110 CMOS OUT tuner SDTR
119 P03 D3 - bus
120 P02 D2 - bus
121 P01 D1 - bus
122 P00 D0 - bus
123 P157 CMOS OUT amp VIB
124 P156 CMOS OUT amp VIA
125 P155 CMOS OUT amp NTSC
126 P154 CMOS OUT amp /CMT
127 P153 CMOS OUT amp /SWMIX SWFR Mix
128 P152 CMOS OUT amp /CMIX
129 P151 CMOS OUT amp GAIN
130 Vss - - GND
131 P150 CMOS IN amp PRI
132 Vcc - -
133 P107 AN7 OUT amp /MTSW
134 P106 AN6 A-D IN amp UCDTHM
135 P105 AN5 A-D IN amp PRD
136 P104 AN4 A-D IN amp THM
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137 P103 AN3 IN amp ACPRT
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138 P102 AN2 A-D IN uop ADKEY0
139 P101 (AN1) OUT bus /BINH
140 AVss - - GND
141 P100 AN0 A-D IN
142 VREF - -
143 AVcc - -
144 P97 RxD4 S-IN dsp CSR
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RX-SL100/RX-SL100RDS
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Detail Of Function
Bus (DATA)
Main Signal Root
CODEC Reset
RDS Enable, RDS Yes or No
RDS Clock
RDS TxD
Bus (DATA)
Bus (DATA)
Bus (DATA)
Bus (DATA)
Video Select B/(SCART)BA1_B
Video Select A/(SCART)BA1_A
NTSC/PAL Select
Mute Center
Center Mix
Gain Control
UCD Overload Detect
Power Supply (Back up) +5V
MUTE LFE
UCD Temperature Detect
DC Detect
Temperature Detect
Detect Short-circuit of Trans Harf-wave
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Operation Button Detect
Bus Line Voltage Select IC 4245 /OE
(Unconnected)
A-D,D-A Power Supply (+5V) (Connect Non Backup Power)
Connect to VCC (+5V)
CS493x RxD
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L: DSP / H: Analog
H: NTSC
L: Mute
H: Mix
H: Mix
H: A2 Gain
[L: MUTE]
[0~VREF]
(Necessary Pullup)
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[0~VREF]
L: Active
[0~VREF]
(Connect Backup Power)
(Necessary pullup)
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