Denon Professional DN-V755, Service Manual

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14
DN-V750/V755
461 AF14 NC - - - - - Not used
462 AF15 LPB_INTR Local Peripheral Bus Interrupt
Request I (Ed) Pu - - Connect to Ethernet(DM9000) and CX241(for
DN-V1500X)
463 AF16 LPB_PGIO[3] Local Peripheral Bus Programmable I/
O Bit 3 I/O (Lev
)
intPd - - Connect to CX241(for DN-V1500X)
464 AF17 LPB_PGIO[2] Local Peripheral Bus Programmable I/
O Bit 2 I/O (Lev
)
intPd - - Connect to CX241(for DN-V1500X)
465 AF18 UART1_CTS# UART1:Clear to Send (I) - intPd - - Not used
466 AF19 UART1_RXD UART1:Receive Data (I) - intPd - - Connect to RS232C receiver(uPD4721) and
CX241(for DN-V1500X)
467 AF20 UART1_TXD UART1:Transmit Data (O) - - - - Connect to RS232C driver(uPD4721) and
CX241(for DN-V1500X)
468 AF21 VFD_CLKOUT VFD:Clock out to CTRL (O) - - - - Not used
469 AF22 I2CS_SDA I2C Slave:2wire bus interface data (I/
O)
- - - - Not used
470 AF23 I2S_WS I2S Frame (O) - - - - Not used
471 AF24 IDE_D[6] IDE Data bit6 I/O - - - - IDE/PC Card data bit6
472 AF25 IDE_D[10] IDE Data bit10 I/O - - - - IDE/PC Card data bit10
473 AF26 NC - - - - - Not used
474 AF27 IDE_D[3] IDE Data bit3 I/O - - - - IDE/PC Card data bit3
475 AG1 MM_D[19] Mpeg Memory Data Bit 19 I/O - - - - Connect to MPEG SDRAM(D19)
476 AG2 MM_D[30] Mpeg Memory Data Bit 30 I/O - - - - Connect to MPEG SDRAM(D30)
477 AG3 VIDIN_D[13] Video Input Data Bit 13 (I) - intPd - - Not used
478 AG4 VIDIN_CLK Video Input Pixel Clock In (I) - intPd - - Not used
479 AG5 VIDIN_VSYNC Video Input Vsync In I - intPd - - Connect to CX303(for DN-V1500X)
480 AG6 VIDIN_HSYNC Video Input Hsync In I - intPd - - Connect to CX303(for DN-V1500X)
481 AG7 NC No Connection - - - - - Not used
482 AG8 NC No Connection - - - - - Not used
483 AG9 NC No Connection - - - - - Not used
484 AG10 LPB_AD[12] Local Peripheral Bus Address/Data bit
12 I/O - - - - Connect to Ethernet(DM9000) and CX303(for
DN-V1500X)
485 AG11 LPB_AD[8] Local Peripheral Bus Address/Data bit
8 I/O - - - - Connect to Ethernet(DM9000) and CX303(for
DN-V1500X)
486 AG12 LPB_AD[4] Local Peripheral Bus Address/Data bit
4 I/O - - - - Connect to Ethernet(DM9000) and CX303(for
DN-V1500X)
487 AG13 LPB_HSEL# Local Peripheral Bus Device Chip
Select O - - - - Connect to Ethernet(DM9000) and CX241(for
DN-V1500X)
488 AG14 LPB_RESET# Local Peripheral Bus Reset O - - - - Connect to CX241(for DN-V1500X)
489 AG15 NC No Connection - - - - - Not used
490 AG16 RESET# Chip reset I - Pu - - EM8550 reset
491 AG17 SCAN_MODE Scan Mode (I) - GND L L Connect to GND_D
492 AG18 RTC_CLKIN 32kHz Clock input for Real Time Clock I - GND L L RTC is not work
493 AG19 UART1_RIN UART1:Ring Indicator (I) - intPd - - Not used
494 AG20 I2S_SCK I2S Clock (O) - - - - Not used
495 AG21 VFD_DOUT VFD:Data to VFD CTRL (I/
O)
- - - - Connect to VFD_DIN(AE20)
496 AG22 I2CS_SCL I2C Slave:2wire bus interface clock (O) - - - - Not used
497 AG23 I2S_SD I2S Data (O) - - - - Not used
498 AG24 IDE_D[7] IDE Data bit7 I/O - Pd - - IDE/PC Card data bit7
499 AG25 IDE_D[9] IDE Data bit9 I/O - - - - IDE/PC Card data bit9
500 AG26 IDE_D[5] IDE Data bit5 I/O - - - - IDE/PC Card data bit5
501 AG27 NC - - - - - Not used
Pin
No.
Port Name Symbol Description I/O Det Ext Res Ini Function