Clarion NX700 Service Manual page 17

EXPLANATION OF IC
051-3579-90 S-1112B15MC-L6ATFG
Low-saturation Voltage Regulator 1.5V
V_IN 1
GND 2
ON/OFF 3
051-6934-90 Apple MFI341S2313
MODE1/SPI_nSS 1
NU 2
nRESET 3
VCC 4
Terminal Description
pin 1: MODE1 / SPI_nSS : IN : Reset:selects communication mode. /
SPI mode: SPI clock.
pin 2: NU : - : Not in use.
pin 3: nRESET : IN : CP reset. (active low)
pin 4: VCC : - : Positive voltage supply.
pin 5: VSS : - : Negative voltage supply.
pin 6: I2C_SCL /SPI_SIMO : I/O : I2C mode: I2C clock. / SPI mode:
master-to-slave data.
pin 7: I2C_SDA / SPI_SOMI : I/O : I2C mode: I2C DATA. / SPI mode:
slave-to-master data.
pin 8: MODE0 / SPI_CLK : IN : Reset:selects communication mode. /
SPI mode:SPI clock
IC503(Main PWB) NEC uPD70F3356GJ
[NOTE] When these IC are exchanged, it is necessary to write the pro-
gram because the program is not written in this IC.
Please note that the ROM data vary for each model program.
Terminal Description for QY-5014B-A,QY-5015E-A
pin 1: A Vref 0 : IN : Analog reference voltage.
pin 2: A VSS : - : Analog ground.
pin 3: E2P_SDA :I/O: EEP serial data input / output.
pin 4: E2P_SCL : O : EEP serial clock output.
pin 5: A Vref 1 : IN : Analog reference voltage.
pin 6: RDS_CK : IN : Clock pulse input from RDS decoder.
pin 7: AV_ON : O : Power supply control signal output.
pin 8: FLM : IN : Flash Mode. H = Flash write.
pin 9: VDD +3.3V : - : Positive voltage supply.
pin 10: REG C : - : Capacitor connection.
pin 11: VSS : - : Negative voltage supply.
pin 12: X IN : IN : The crystal connection.
pin 13: X OUT : O : The crystal connection.
pin 14: RESET : IN : Reset signal input.
pin 15: NU : - : Not in use.
pin 16: NU : - : Not in use.
pin 17: NU : - : Not in use.
pin 18: B/U 9V DET : IN : B/U 9V detection signal intput.
pin 19: B/U 6V DET : IN : B/U 6V detection signal intput.
pin 20: NU : - : Not in use.
pin 21: CATS_DET : IN : CATS detection signal input. L = ON
pin 22: Tuner DA :I/O: Tuner serial data.
5 V_OUT
4 NU
iPod Authentication
Coprocessor
(top view)
8 MODE0/SPI_CLK
7 I2C_SDA/SPI_SIMI
6 I2C_SCL/SPI_SIMO
5 Vss
Audio CPU
pin 23: Tuner CK
pin 24: NU
pin 25: MA-NAVI
pin 26: NAVI-MA
pin 27: NU
pin 28: NU
pin 29: M_PLS
pin 30: NU
pin 31: BUS+
pin 32: BUS-
pin 33: VSS
pin 34: VDD +3.3V
pin 35: USB_SDA
pin 36: USB_CK
pin 37: MTR_1F
pin 38: MTR_1R
pin 39: NU
pin 40: NU
pin 41: NU
pin 42: NU
pin 43: NAVI_SYS_ACC : O : NAVI unit, the output signal to the ACC.
pin 44: USB_RESET
pin 45: USB_ACC
pin 46: USB_REQ
pin 47: AMP_STB
pin 48: AMP_MUTE
pin 49: 2ZONE-SENS1 : O : 2ZONE SENS1 input AUX terminal for
pin 50: 2ZONE-SENS2 : O : 2ZONE SENS2 input AUX terminal for
pin 51: VOL_UP
pin 52: VOL_DOWN
pin 53: IR
pin 54: VOL_SDA
pin 55: VOL_SCL
pin 56: NU
pin 57: NAVI_MONI
pin 58: NAVI_RESET
pin 59: DVD_MA
pin 60: MA_DVD
pin 61: MOS_SDA
pin 62: MOS_SCL
pin 63: W_REMCOM
pin 64: NU
pin 65: SOURCE
pin 66: NU
pin 67: BEEP
pin 68: TP_MA
pin 69: NU
pin 70: TP_SCK
pin 71: MOS_RESET
pin 72: WP
pin 73: RDS_DATA
pin 74: NU
pin 75: MOS_BUF_DET : IN : Moses in the memory buffer was full at
pin 76: MOS_RST_DET : IN : Moses reset detection input.
- 17 -
: O : Tuner clock output.
: - : Not in use.
: O : AUDIO-NAVI TX serial data output.
: IN : NAVI-AUDIO RX serial data input.
: - : Not in use.
: - : Not in use.
: IN : Motor Pulse input.
: - : Not in use.
: O : BUS data output.
: IN : BUS data input.
: - : ground.
: - : Positive voltage supply.
:I/O: USB serial data.
: O : USB clock output.
: O : Motor control output.
: O : Motor control output.
: - : Not in use.
: - : Not in use.
: - : Not in use.
: - : Not in use.
: O : USB reset signal output.
: O : Start control pin USB microcontrollers.
: IN : Request control pin USB microcontrollers.
: O : Standby signal output to the amplifier.
: O : The amplifier mute signal output.
switching output. (Lo=L / Mid=L / Hi=H)
switching output. (Lo=L / Mid=L / Hi=H)
: IN : Volume up signal input.
: IN : Volume down signal input.
: IN : IR signal input.
:I/O: I2C serial data input/output to the volume.
: O : I2C serial clock output to the volume.
: - : Not in use.
: IN : NAVI connection detection (H=NAVI con-
nection / L=NAVI disconnected)
: O : NAVI forced to RESET (L=Reset Output /
H=Normal operation)
: IN : Asynchronous data received from the dvd
mech.
: O : Asynchronous data transmission to the
dvd mech.
:I/O: I2C serial data input/output to the Moses.
: O : I2C serial clock output to the Moses.
: IN : Handle for the remote control input
: - : Not in use.
: IN : Source key input.
: - : Not in use.
: O : Beep output.
: IN : Serial data input from the touch panel
Moses.
: - : Not in use.
:I/O: Serial clock output from the touch panel
Moses.
: O : Moses reset signal output.
: O : Write protect output. (usually = L ,F-ROM
writing = H)
: IN : RDS data input.
: - : Not in use.
the time, to inform the master.
NX700/NX700E