
- 4 -
pin 16: ACC IN
: IN : ACC ON flag input.
pin 17: PLL DO
: O : PLL serial data output.
pin 18: NU
: - : Not in use.
pin 19: B/T CTS
: IN : BT module UART flow control.
pin 20: B/T RX
: IN : BT module UART data input.
pin 21: TIME BASE
: IN : Time base pulse input.
pin 22: B/T TX
: O : BT module UART data output.
pin 23: PLL CE
: O : PLL chip enable signal output.
pin 24: DIMMER
: O : Dimmer output.
pin 25: PLL CK
: O : PLL clock pulse output.
pin 26: NU
: - : Not in use.
pin 27: DSP SCL
: O : Clock pulse output to the DSP IC.
pin 28: DSP SDA
:I/O: Serial data input/output for the digital sig-
nal processor.
pin 29: NDS TX
: O : Serial data output for NDS.
pin 30: NDS RX
: IN : Serial data input for NDS.
pin 31: NDS REQ 1
: IN : NDS request signal input.
pin 32: 6CD SLOT
: O : Shutter light control signal output.
pin 33: 6CD SDA
:I/O: Serial data input/output.
pin 34: 6CD SCL
: O : Serial clock output.
pin 35: NU
: - : Not in use.
pin 36: NU
: - : Not in use.
pin 37: 6CD RESET
: O : Reset pulse output.
pin 38: NU
: - : Not in use.
pin 39: 6-CD REQ
: IN : Request signal input for the 6CD-Chang-
er.
pin 40: NU
: - : Not in use.
pin 41: NU
: - : Not in use.
pin 42: NU
: IN : Not in use.
pin 43: NU
: IN : Not in use.
pin 44: NU
: IN : Not in use.
pin 45: NU
: IN : Not in use.
pin 46: NU
: - : Not in use.
pin 47: NU
: - : Not in use.
pin 48: CD ON
: O : CD ON signal output.
pin 49: NU
: - : Not in use.
pin 50: Power IC Stndb : O : The standby signal output to the power IC.
pin 51: LCD DO
: O : Serial data output to the LCD controller.
pin 52: LCD CK
: O : Clock pulse output to the LCD driver.
pin 53: LCD DI
: IN : Serial data input from the LCD driver.
pin 54: LCD CE
: O : Chip enable signal output to the LCD driv-
er.
pin 55: LCD RST
: O : Reset pulse output to the LCD driver.
pin 56: VOL 3
: IN : Volume control pulse input from the rota-
ry encoder.
pin 57: VOL 2
: IN : Volume control pulse input from the rota-
ry encoder.
pin 58: VOL 1
: IN : Volume control pulse input from the rota-
ry encoder.
pin 59: FAN ON
: O : The fan on signal output.
pin 60: VDD
: - : Positive voltage supply.
pin 61: POWER ON
: IN : Power ON signal input.
pin 62: GND
: - : Ground.
pin 63: B/T TEST
: O : BT module test.
pin 64: AUX ON
: IN : AUX ON signal input.
pin 65: DIAG INPUT
: IN : Diagnosis signal input from the audio pow-
er IC.
pin 66: B/T RTS
: O : BT module UART flow control. AUX con-
nection detection.
pin 67: B/T TEST
: O : BT module test.
pin 68: B/T BOOTE
: O : BT module rewrite.
pin 69: B/T RESET P
: O : BT module reset.
pin 70: NU
: - : Not in use.
pin 71: NU
: IN : Not in use.
pin 72: RDS CL 1
: IN : RDS 1 serial clock output.
pin 73: RDS DA 1
: IN : RDS 1 serial data input.
pin 74: GIX SYS ACC
: O : 6CD-mechanism system ACC control.
pin 75: P IC MUTE
: O : Muting-command output for the audio pow-
er IC.
pin 76: MH MUTE
: O : Muting-command output for RDS and
DSP.
pin 77: M AGC BUFF
: IN : DSP Keyed AGC detection.
pin 78: DSP RESET
: O : Reset signal output to the DSP IC.
pin 79: MT S METER
: IN : Input of internal A/D converter to monitor
the radio field strength for the Main-tun-
er.
pin 80: MT SAMPLE
: IN : Main-tuner sample input.
pin 81: MT HOLD
: IN : AF-hold-signal input from the Main-tuner.
And S-hold signal input from the DSP.
pin 82: NU
: IN : Not in use.
pin 83: NU
: IN : Not in use.
pin 84: NU
: IN : Not in use.
pin 85: NU
: IN : Not in use.
pin 86: NU
: IN : Not in use.
pin 87: CD EJECT
: IN : CD eject signal input.
pin 88: LOAD SW
: IN : LOAD switch signal input.
pin 89: NU
: - : Not in use.
pin 90: NU
: - : Not in use.
pin 91: INI KEY
: IN : Initializing command input.
pin 92: REMO A
: IN : Steering wheel remote controller signal
input.
pin 93: REMO B
: IN : Steering wheel remote controller signal
input.
pin 94: A GND
: - : Analog ground.
pin 95: NU
: - : Not in use.
pin 96: VREFI
: IN : Reference voltage input.
pin 97: A VCC
: - : Positive voltage supply for the internal
analog section.
pin 98: MT SCL
: IN : Main-tuner control clock pulse.
pin 99: MT SDA
:I/O: Serial data input/output for the Main-tun-
er.
pin100: DSP PAUSE
: IN : DSP automatic mute control. L = mute on.
PN-3124N