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1. Pin description of microprocessor : LC86P6548-5T20 (Front Board
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
TE
L 13942296513
26
27
28
29
30
31
32
33~43
44.45
46
47~50
51
52~64
65
66
67
68
69
70
71
72
73
74
75
76
www
77~79
80
81
.
82
CIRCUIT DESCRIPTION
Pin Name
I/O
CE4
O
DO3
O
CLK3
O
DO4
O
CLK4
O
CE1
O
DI1
I
CLK1
O
DO1
O
RDS DATA
I
RDS CLK
I
RESET
I
XT1
I
XT2
O
GND
-
CF1
I
CF2
O
VDD1
-
JOG1
I
JOG2
I
EVR2
I
PROTEC
I
AD1
I
AD2
I
AD3
I
P-SENS
I
T-SENS
I
RRQ
I
REMO
I
RDS
O
P-LED
O
T-LED
O
G11~G1
O
P18,P19
O
VDD3
-
P17~P14
O
VP
-
P13~P1
O
OPT
I
SW2
I
SW1
I
EVR1
I
DI3
I
DI2
I
TUNED
I
VDD4
-
TRL+
O
OPEN
O
CLOSE
O
DEMO1
O
DIF0~2
O
x
ao
P-MUTE
O
y
DEMO0
O
i
DFS
O
8
M62463 CE (PRO LOGIC)
TDA7440 DATA (SURROUND)
TDA7440 CLK (SURROUND)
TDA7440 DATA (CENTER)
TDA7440 CLK (CENTER)
LC72131 CE (PLL)
LC72131 DATA IN (PLL)
LC72131/TDA7440/M62463 CLK
LC72131/TDA7440/M62463 DA
RDS DATA IN
RDS CLK IN
MICOM RESET
SUB CLOCK(32.768kHz) IN
SUB CLOCK(32.768kHz) OUT
GND
MAIN OSC(6MHz) IN
MAIN OSC(6MHz) OUT
VDD
JOG UP
JOG DOWN
ELEC VR DOWN
PROTECTION
KEY A/D 1 (LISTEN)
KEY A/D 2 (POWER)
KEY A/D 3 (CD/DVD)
Q Q
3
6 7
1 3
POWER SENSE
CD TRAY SENSE
DVD REQUEST FRONT MICOM
REMOCON IN
RDS SWITCH
POWER STANDBY
TIMER STANDBY
VFD GRID 11~1
VFD ANODE 18,19
VFD 5V
VFD ANODE 17~14
-32V
VFD ANODE13~1
OPTION IN
CD CLOSE SW
CD OPEN SW
ELEC VR UP
M66010 DATA IN(EXPAND-TAPE)
M66010 DATA IN(EXPAND-MAIN)
TUNED
VFD 5V
CD ROULETTE MOTOR
CD OPEN MOTOR
CD CLOSE MOTOR
DVD DEMO1
DVD DIF0~2
u163
DVD P-MUTE
DVD DEMO0
.
DVD DFS
RXD-DV9
2 9
9 4
2 8
Function
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
5
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