Clarion VRX925VD Service Manual page 10

pin 26: NU : - : Not in use.
pin 27: S D IN : IN : The serial data input.
pin 28: S D OUT : O : The serial data output.
pin 29: NU : - : Not in use.
pin 30: NU : - : Not in use.
pin 31: NU : - : Not in use.
pin 32: PLL CE : O : The chip enable signal output to the PLL
IC.
pin 33: PLL DO : O : Serial data output to the PLL IC.
pin 34: PLL DI : IN : Serial data input from the PLL IC.
pin 35: PLL SCLK : O : The clock pulse output for PLL.
pin 36: NU : - : Not in use.
pin 37: NU : - : Not in use.
pin 38: NU : - : Not in use.
pin 39: NU : - : Not in use.
pin 40: NU : - : Not in use.
pin 41: FLASH WR : IN : The write flag input from the flash mem-
ory.
pin 42: VOL CLK : O : The clock pulse output to the volume IC.
pin 43: VOL DO : O : Serial data output to the volume IC.
pin 44: AREA 1 : IN : The destination setting input.
pin 45: AREA 2 : IN : The destination setting input.
pin 46: 8p Navi Mute : O : 8pin navigation audio mute signal output.
pin 47: CeN Navi Mute : O : Ce-NET navigation audio mute signal out-
put.
pin 48: AUDIO SEL : O : The audio source select signal output.
pin 49: SEL 2 : IN : The selection signal input.
pin 50: SEL 3 : IN : The selection signal input.
pin 51: V2 SEL 2 : IN : The selection signal input.
pin 52: V3 SEL 3 : IN : The selection signal input.
pin 53: F Image Sel 1 : O : The front image source selection signal
output.
pin 54: F Image Sel 2 : O : The front image source selection signal
output.
pin 55: F Image Sel 3 : O : The front image source selection signal
output.
pin 56: R Image Sel 1 : O : The rear image source selection signal
output.
pin 57: R Image Sel 2 : O : The rear image source selection signal
output.
pin 58: R Image Sel 3 : O : The rear image source selection signal
output.
pin 59: R Image Sel 4 : O : The rear image source selection signal
output.
pin 60: VCC : - : Positive supply voltage.
pin 61: NU : - : Not in use.
pin 62: VSS : - : Negative supply voltage.
pin 63: NU : - : Not in use.
pin 64: R Image Sel 5 : O : The rear image source selection signal
output.
pin 65: FM ST/SD : IN : At receiving the FM station, this port de-
tects the stereo signal. And at seeking or
scanning, this port detects the station
detection signal.
pin 66: NOISE DISCH : O : The noise discharge command output for
RDS.
pin 67: MUTE SPD UP : O : Station detection speed up command out-
put for RDS.
pin 68: Diagnosis : O : For the diagnosis.
pin 69: RDS MUTE : O : RDS mute signal output.
pin 70: RDS DATA : IN : RDS serial data input.
pin 71: NU : - : Not in use.
pin 72: SYS MUTE : O : System muting signal output.
pin 73: 5V ON : O : The ON command output to the power
supply section.
pin 74: AV ON : O : The ON command output to the power
supply section.
pin 75: DVD 8V ON : O : The ON command output to the power
supply section.
pin 76: A ANT REM : O : The automatic antenna control signal out-
put.
pin 77: LINE MUTE : O : The line mute signal output.
pin 78: NU : - : Not in use.
pin 79: AMP MUTE : O : Muting signal output to the Audio Power
Amplifier.
pin 80: AMP REM OUT : O : Amplifier ON signal output terminal.
pin 81: PHONE INT : IN : The telephone interrupt signal input.
pin 82: ILL DET : IN : Illumination ON signal input.
pin 83: PKB : IN : The parking brake signal input.
pin 84: NU : - : Not in use.
pin 85: NU : - : Not in use.
VRX925VD
pin 86: NU : - : Not in use.
pin 87: NU : - : Not in use.
pin 88: NU : - : Not in use.
pin 89: S METER : IN : The input terminal of internal A/D convert-
pin 90: NOISE : IN : The noise level for RDS.
pin 91: SPAN DATA : IN : The serial data input from the spectrum
pin 92: NU : - : Not in use.
pin 93: NU : - : Not in use.
pin 94: A VSS : - : Analog ground.
pin 95: NU : - : Not in use.
pin 96: A Vref : IN : Reference voltage for the internal ADC.
pin 97: A VCC : - : Positive supply voltage for the internal
pin 98: SPAN A : O : Spectrum analyzer band selection.
pin 99: SPAN B : O : Spectrum analyzer band selection.
pin100: SPAN C : O : Spectrum analyzer band selection.
052-6058-00 MR27V802D-37TPZA00
1.Terminal Description
pin 1: NU : - : Not in use.
pin 2: A 18 : IN : The address input.
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: NU : - : Not in use.
pin 44: NU : - : Not in use.
052-7055-20 NZX0100-1801L
1.Terminal Description
pin 1: C 1 : - : Not in use.
pin 2: VL 1 : IN : Positive voltage input for the LCD.
pin 3: LCD ON : O : LCD back light ON signal output.
pin 4: GREEN 1 : O : The LED drive output.
pin 5: AMBER 1 : O : The LED drive output.
pin 6: AUT DIMM : IN : The automatic dimmer signal input.
- 10 -
er to monitor the radio field strength.
analyzer.
analog section.
8M bit One Time PROM
Touch-panel & Sub-LCD Controller