Clarion VRX925VD Service Manual page 12

pin 49: OPN CLS MR : O : Open/Close motor control.
pin 50: OSD CD 7 :I/O: The parallel data input/output for the on
screen display.
pin 51: OSD CD 6 :I/O: The parallel data input/output for the on
screen display.
pin 52: OSD CD 5 :I/O: The parallel data input/output for the on
screen display.
pin 53: OSD CD 4 :I/O: The parallel data input/output for the on
screen display.
pin 54: OSD CD 3 :I/O: The parallel data input/output for the on
screen display.
pin 55: OSD CD 2 :I/O: The parallel data input/output for the on
screen display.
pin 56: OSD CD 1 :I/O: The parallel data input/output for the on
screen display.
pin 57: OSD CD 0 :I/O: The parallel data input/output for the on
screen display.
pin 58: VDD : - : Positive supply voltage.
pin 59: GND : - : Ground.
pin 60: OSD RD : O : The read command output for the on
screen display.
pin 61: OSD WR : O : The write command output for the on
screen display.
pin 62: OSD CS : O : The chip select signal output to on screen
display.
pin 63: OSD PS2 : O : On screen display port select.
pin 64: OSD PS1 : O : On screen display port select.
pin 65: OSD PS0 : O : On screen display port select.
pin 66: OSD RST : O : The reset pulse output for the on screen
display.
pin 67: ROM EN : O : ROM enable signal output.
pin 68: PNL ON : O : The panel ON signal output.
pin 69: MTR PWR SEL : O : The voltage select signal output for the
motors.
pin 70: MTR ON : O : The motor ON signal output.
pin 71: DVD ON 2 : O : DVD ON signal output.
pin 72: DVD ON 1 : O : DVD ON signal output.
pin 73: AV ON : O : The ON command output to the power
supply section.
pin 74: A VDD : - : Positive supply voltage for the Analog
section.
pin 75: A VSS : - : Analog ground.
pin 76: A Vref : IN : Reference voltage for the internal ADC.
pin 77: OSD WAIT : IN : The wait signal input for the on screen
display.
pin 78: INIT 1 : IN : The initial setting input.
pin 79: INIT 2 : IN : The initial setting input.
pin 80: INIT 3 : IN : The initial setting input.
pin 81: INIT 4 : IN : The initial setting input.
pin 82: INIT 5 : IN : The initial setting input.
pin 83: SYS PWR 1 : IN : System power ON signal input.
pin 84: PWR SW : IN : Power switch signal input.
pin 85: EJECT SW : IN : Eject switch signal input.
pin 86: OPEN SW : IN : Open switch signal input.
pin 87: TILT AD : IN : The input terminal of the internal ADC to
sense the tilt.
pin 88: OPEN AD : IN : The input terminal of the internal ADC to
detect the mechanism state.
pin 89: BU DET : IN : Backup detection signal input.
pin 90: SLAVE ON : IN : Slave ON signal input.
pin 91: DCP DET : IN : DCP detection siganl input.
pin 92: SW INT : IN : The switch signal input.
pin 93: ILL DET : IN : Illumination ON signal input.
pin 94: OSD INT : IN : The interrupt signal input for the on
screen display.
pin 95: MST REQ : O : The master request signal output.
pin 96: ESS RESET : IN : The reset signal input from DVD Signal
Processor.
pin 97: F END RST : O : The front end reset.
pin 98: ESS DO : O : The serial data output to DVD Signal Pro-
cessor.
pin 99: ESS CK : O : The clock pulse output to DVD Signal
Processor.
pin100: ESS DI : IN : The serial data input from DVD Signal
Processor.
052-7063-01 MR27V1602F-OHCTP
1.Terminal Description
pin 1: NU : - : Not in use.
pin 2: A 18 : IN : The address input.
VRX925VD
16M bit One Time PROM
pin 3: A 17 : IN : The address input.
pin 4: A 7 : IN : The address input.
pin 5: A 6 : IN : The address input.
pin 6: A 5 : IN : The address input.
pin 7: A 4 : IN : The address input.
pin 8: A 3 : IN : The address input.
pin 9: A 2 : IN : The address input.
pin 10: A 1 : IN : The address input.
pin 11: A 0 : IN : The address input.
pin 12: Chip enable : IN : Chip enable signal input.
pin 13: VSS : - : Ground.
pin 14: Output enable : IN : Output enable signal input.
pin 15: D 0 : O : The data output.
pin 16: D 8 : O : The data output.
pin 17: D 1 : O : The data output.
pin 18: D 9 : O : The data output.
pin 19: D 2 : O : The data output.
pin 20: D 10 : O : The data output.
pin 21: D 3 : O : The data output.
pin 22: D 11 : O : The data output.
pin 23: VCC : - : Positive supply voltage.
pin 24: D 4 : O : The data output.
pin 25: D 12 : O : The data output.
pin 26: D 5 : O : The data output.
pin 27: D 13 : O : The data output.
pin 28: D 6 : O : The data output.
pin 29: D 14 : O : The data output.
pin 30: D 7 : O : The data output.
pin 31: D 15 / A -1 :I/O: The data output. / The address input.
pin 32: VSS : - : Ground.
pin 33: BYTE : IN : 8bit/16bit selection.
pin 34: A 16 : IN : The address input.
pin 35: A 15 : IN : The address input.
pin 36: A 14 : IN : The address input.
pin 37: A 13 : IN : The address input.
pin 38: A 12 : IN : The address input.
pin 39: A 11 : IN : The address input.
pin 40: A 10 : IN : The address input.
pin 41: A 9 : IN : The address input.
pin 42: A 8 : IN : The address input.
pin 43: A 19 : IN : The address input.
pin 44: NU : - : Not in use.
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