Denon MULTEQXT AVR-4306, Service Manual

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23
AVR-4306/AVC-4320
M30624FGPGP (AD: IC517)
M30624FGPGP Terminal Function
Pin
No.
Pin Name Symbol I/O Type Det
Op
(Int.)
Op
(Ext.)
Res FUNCTION
1 P94/TB4 DLINK ON O C - - - Z DENON LINK ON terminal (DENON LINK : H)
2 P93/TB3 DIRCE O C - - - Z DIR control pin (LC89057W)
3 P92/SOUT3 DIRDIN O C - - - Z DIR control pin (LC89057W)
4 P91/SIN3 DIRDOUT I - Lv - Eu Z DIR control pin (LC89057W)
5 P90/CLK3 DIRCLK O C - - - Z DIR control pin (LC89057W)
6 BYTE BYTE - - - - - - GND (Ext. data bus bit width switching, 16bit : L)
7 CNVCS CNVSS - - - - - - Single-chip / Micro-processor mode switching
(Normal single-chip : L, Rewrite boot program start : H input set)
8 P87 DSPBOOT I - - - Eu Z DSP rewrite boot program (DSP rewrite : L input)
9 P86 VSEL2 O C - - - Z Video PLD control pin (LC4064V-LC75TN100C)
10 RESET SUBRESET I - Lv - Eu L Reset input
11 XOUT X1 O - - - - - Oscillator connection
12 VSS VSS - - - - - - GND
13 XIN X2 I - - - - - Oscillator connection
14 VCC VCC - - - - - - +5V
15 P85/NMI _NMI I - - - - - Not used (Fixed to H)
16 P84/INT2 VSEL3 O C - - - Z Video PLD control pin (LC4064V-LC75TN100C)
17 P83/INT1 ACKSIMO I -
E
↓
L
- Ed Z MAIN/SUB-µcom control input (ACK from MAIN µcom L terurn)
18 P82/INT0 SUBBDOWN I -
E
↓
L
Eu Z Power down detect (Power down : L)
19 P81 VSEL4 O C - - - Z Video PLD control pin (LC4064V-LC75TN100C)
20 P80 VSEL0 O C - - - Z Video PLD control pin (LC4064V-LC75TN100C)
21 P77 VSEL1 O C - - - Z Video PLD control pin (LC4064V-LC75TN100C)
22 P76 PLD CS MAIN O C - - - Z Main PLD control pin (EPM3128ATC144-10)
23 P75 PLD DATA O C - - - Z Main PLD / Video PLD control pin
(EPM3128ATC144-10, LC4064V-LC75TN100C)