RXD-DV9
CIRCUIT DESCRIPTION
5
Pin No.
Pin Name
I/O
Function
1
CE4
O
M62463 CE (PRO LOGIC)
2
DO3
O
TDA7440 DATA (SURROUND)
3
CLK3
O
TDA7440 CLK (SURROUND)
4
DO4
O
TDA7440 DATA (CENTER)
5
CLK4
O
TDA7440 CLK (CENTER)
6
CE1
O
LC72131 CE (PLL)
7
DI1
I
LC72131 DATA IN (PLL)
8
CLK1
O
LC72131/TDA7440/M62463 CLK
9
DO1
O
LC72131/TDA7440/M62463 DA
10
RDS DATA
I
RDS DATA IN
11
RDS CLK
I
RDS CLK IN
12
RESET
I
MICOM RESET
13
XT1
I
SUB CLOCK(32.768kHz) IN
14
XT2
O
SUB CLOCK(32.768kHz) OUT
15
GND
-
GND
16
CF1
I
MAIN OSC(6MHz) IN
17
CF2
O
MAIN OSC(6MHz) OUT
18
VDD1
-
VDD
19
JOG1
I
JOG UP
20
JOG2
I
JOG DOWN
21
EVR2
I
ELEC VR DOWN
22
PROTEC
I
PROTECTION
23
AD1
I
KEY A/D 1 (LISTEN)
24
AD2
I
KEY A/D 2 (POWER)
25
AD3
I
KEY A/D 3 (CD/DVD)
26
P-SENS
I
POWER SENSE
27
T-SENS
I
CD TRAY SENSE
28
RRQ
I
DVD REQUEST FRONT MICOM
29
REMO
I
REMOCON IN
30
RDS
O
RDS SWITCH
31
P-LED
O
POWER STANDBY
32
T-LED
O
TIMER STANDBY
33~43
G11~G1
O
VFD GRID 11~1
44.45
P18,P19
O
VFD ANODE 18,19
46
VDD3
-
VFD 5V
O
VFD ANODE 17~14
-
-32V
O
VFD ANODE13~1
I
OPTION IN
I
CD CLOSE SW
I
CD OPEN SW
I
ELEC VR UP
I
M66010 DATA IN(EXPAND-TAPE)
I
M66010 DATA IN(EXPAND-MAIN)
I
TUNED
-
VFD 5V
O
CD ROULETTE MOTOR
74
OPEN
O
CD OPEN MOTOR
75
CLOSE
O
CD CLOSE MOTOR
76
DEMO1
O
DVD DEMO1
77~79
DIF0~2
O
DVD DIF0~2
80
P-MUTE
O
DVD P-MUTE
81
DEMO0
O
DVD DEMO0
82
DFS
O
DVD DFS
1. Pin description of microprocessor : LC86P6548-5T20 (Front Board
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