- 3 -
PP-2515L
BLOCK DIAGRAM
EXPLANATION OF IC
052-1173-20
uPD178076GF-568-3BA
System Controller
1.Terminal Description
pin
1: EJECT SW
: IN : Eject switch signal input.
pin
2: NAVI ON
: IN : NAVI ON signal input.
pin
3: NU
: - : Not in use.
pin
4: VOL DATA
: O : The serial data output to the volume IC.
pin
5: VOL CLK
: O : The clock pulse output to the volume IC.
pin
6: VOL CE
: O : The chip enable signal output to the vol-
ume IC.
pin
7: NU
: - : Not in use.
pin
8: LCD DI
: IN : The srial data input from the LCD driver.
pin
9: LCD DO
: O : The srial data output to the LCD driver.
pin 10: LCD CLK
: O : The clock pulse output to the LCD driv-
er.
pin 11: LCD CE
: O : The chip enable signal output to the LCD
driver.
pin 12: LCD RST
: O : Reset pulse output to LCD driver.
pin 13: POWER SW
: IN : Power switch ON signal input.
pin 14: VOL 1
: IN : Volume control pulse input from the rota-
ry encoder.
pin 15: VOL 2
: IN : Volume control pulse input from the rota-
ry encoder.
pin 16: NU
: - : Not in use.
pin 17: ILL
: IN : Illumination ON signal input.
pin 18: NU
: - : Not in use.
pin 19: NU
: - : Not in use.
pin 20: NU
: - : Not in use.
pin 21: NU
: - : Not in use.
pin 22: NU
: - : Not in use.
pin 23: REM A
: IN : Remote control signal input.
pin 24: REM B
: IN : Remote control signal input.
pin 25: ILL AD
: IN : The analog voltage input for illumination
signal.
pin 26: NU
: - : Not in use.
pin 27: A VDD
: - : Positive supply voltage for the Analog
section.
pin 28: NU
: - : Not in use.
pin 29: NU
: - : Not in use.
pin 30: NU
: - : Not in use.
pin 31: NU
: - : Not in use.
pin 32: A VSS
: - : Analog ground.
pin 33: REG CPU
: IN : The capacitor connection terminal to sup-
press the ripple.
pin 34: VDD
: - : Positive supply voltage.
pin 35: REG OSC
: IN : The capacitor connection terminal to sup-
press the ripple.
pin 36: X 2
: - : Crystal connection.
pin 37: X 1
: - : Crystal connection.
pin 38: GND
: - : Ground.
pin 39: NU
: - : Not in use.
pin 40: GND
: - : Ground.
pin 41: AM IF IN
: IN : The input terminal of the internal counter
for AM IF.
pin 42: FM IF IN
: IN : The input terminal of the internal counter
for FM IF.
pin 43: VDD PLL
: - : Positive supply voltage for the PLL.
pin 44: FM OSC IN
: IN : The input terminal of the internal counter
for FM OSC ( Local Oscillation ).
pin 45: AM OSC IN
: IN : The input terminal of the internal counter
for AM OSC ( Local Oscillation ).
pin 46: GND PLL
: - : Ground for the PLL.
pin 47: VT
: O : PLL error signal output.
pin 48: NU
: - : Not in use.
pin 49: IC
: IN : Connect to the ground.
IC503 -505
NJM2060
EQ.
BL101
880-1917E
AM/FM TUNER
LPF
CD(GS-1) MECHANISM
RF AMP
DSP/SSP/DAC
DRIVER
IC301
NJM4558
NAVI AMP
Q301
NAVI ON
IC302
LC75412WH
ELECTRONIC
VOLUME
MUTE
IC201
uPD178076
SYSTEM CONTROL
POWER
SUPPLY
LCD DRIVER
IC1101
LC75883
LCD
A/C
INTERFACE
J701
J1002
J1001
CONNECTOR
NAVI(+)
NAVI(-)
NAVI ON
SIGNAL
FL SP(+)
FL SP(-)
FR SP(+)
FR SP(-)
RL SP(+)
RL SP(-)
RR SP(+)
RR SP(-)
ANT SIG
BACK UP
ILL. CONT
LIGHTING
ACC
GND
GND
GND
DATA GND
GND
NAVI GND
CD L-IN(+)
CD L-IN(-)
CD R-IN(+)
CD R-IN(-)
CD REQ
CD RX
CD TX
IC506
TA8275
POWER AMP
KEY
MATRIX
