Yamaha RX-V740, Руководство по обслуживанию

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RX-V740/RX-V740RDS/DSP-AX740
RX-V640/RX-V640RDS/HTR-5660/DSP-AX640/DSP-AX640SE
49
RX-V740/RX-V740RDS/DSP-AX740
RX-V640/RX-V640RDS/HTR-5660/DSP-AX640/DSP-AX640SE
No. Port No. Function name I/O Detail of function
44 P52 /ICCS O CS493x Reset
45 P51 /CSPLD O Digital External Control IC CE
46 P50 /CE I
For Flash Writing (HI)
47 P47 CSINT I/O CS-DSP INT/ABOOT
48 P46 /MTMR O Mute Main/Rear, Pre Out
49 P45 /Z2MT O Zone 2 Mute
50 P44 /HPMT O
Headphone Mute Output
51 P43 /MTSW O Mute LFE
52 P42 /MTCT O Mute Center
53 P41 ICEV O Electronic Volume Reset
54 P40 − O −
55 P37 ZONE2 O/I Zone 2 Present/Absent Discriminate
56 P36 CKLC O S/P Convert IC Clock
57 P35 DTLC O S/P Convert IC Data
58 P34 CKBD O
BD3841 Clock
59 P33 DTBD O BD3841 Data
60 P32 VIA O Video Selector A
61 P31 VIB O Video Selector B
62 Vcc Vcc Vcc (BU)
Microprocessor Power Supply, +5V
63 P30 VIC O Video Selector C
64 Vss Vss Vss
Microprocessor Ground
65 P27 /VR1 O Video Rec Out Selector 1
66 P26 /VR2 O Video Rec Out Selector 2
67 P25 CMP0 O Component Selector 0
68 P24 CMP1 O Component Selector 1
69 P23 YCSEP O Y/C Separation Select
70 P22 CES O/I OSD Enable/N̲P Format
71 P21 I/E O External/Internal synchronize Output
72 P20 RDSE O/I RDS Enable, RDS Present/Absent
73 P17 CEP O/I PLL IC Enable/Destination Discriminate 1
74 INT4 PDET INT Power Down Detect INT
75 INT3 VSY INT Vertical synchronize Detect
76 P14 SCKP O/I
PLL IC Clock/Destination Discriminate 0
77 P13 SDTP O PLL IC TxD
78 P12 SDRP I (IPU) PLL IC RxD
79 P11 TUNED I (IPU) Tuned
80 P10 /ST I (IPU)
Tuner/ST
81 P07 TMT O Tuner Mute
82 P06 PRY O Power Relay Output
83 P05 ERY O Effect SP Relay Output
84 P04 MBRY O Main B SP Relay Output
85 P03 MARY O Main A SP Relay Output
86 P02 PRI I
Protection Excess Current Detect
87 P01 RIMA O Power Limiter A
88 P00 RIMB O
Power Limiter B
89 AN7 MODEL AD Connection Discriminate
90 AN6 PRD AD
Protection DC Detect
91 AN5 PREMT AD Power Limiter Detect
92 AN4 THM AD
Temperature Detect
93 AN3 /FAN AD Fan Drive Detect
94 AN2 ADKEY0 AD
Key AD Input 0
95 AN1 ADKEY1 AD Key AD Input 1
96 Avss Avss Vss
AD Ground
97 AN0 PRV AD Protection Power Supply Voltage Detect
98 Vref Vref (+5v)
AD Reference
99 Avcc Avcc Vcc (BU) AD Power Supply
100 P97 CEFD O FL Driver CE
IC601: M30626FHPFP (FUNCTION P.C.B.)
16bit
µ
-COM (Main CPU)