Pioneer XC-F10 Manual de serviço - Página 38

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Pioneer XC-F10 Manual de serviço
XC-F10
QQ
3 7 63 1515 0
*
1 : Change of function. The truth value table of BU4052BCF.
A
B
Switch turned on
L
L
H
L
L
H
H
H
*
2 : The truth value table of Expander IC (BU4094BCF / M-F10 COMPLEX ASSY IC5801).
Function Name
Port Kind
OE
ACRY
SPRY
XMUTE
IND
HPPOW
WF1*
WF2*
*
3 : The truth value table of PLAY LED brightness.
Brightness
DISCLED
OFF
L
LOW
L
MID
L
HIGH
H
PD5601A (DISP UNIT : IC5652)
• 4 Bit Single Chip Microcomputer
•
Pin Assignment
TE
L 13942296513
VSS
E2
E1
XIN
XOUT
E0
G0
G2
G3
G4
•
Pin Function
NO.
PIN NAME
1
VSS
2
E2
Trigger input for buzzer
3
E1
4
X IN
3.84MHz Oscillation Connection
5
X OUT
3.84MHz Oscillation Connection
6
E0
buzzer ON/OFF input
7
G0
8
G1
9
G2
10
G3
11
D7
Signal switch output
12
D6
Remote control output without carrier
13
D5
www
14
D4
15
D3
16
D2
17
D1
.
18
D0
19
CARR
Remote control output with carrier
20
VDD
3V Power supply
38
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Function
X0, Y0
CD
X1, Y1
AUX
X2, Y2
PB
X3, Y3
TX
Active
C-MOS
H
C-MOS
H
C-MOS
H
C-MOS
L
C-MOS
H
C-MOS
(Not used)
C-MOS
L
C-MOS
L
LEDDIMA
LEDDIMB
L
L
L
H
H
L
L
L
1
20
VDD
2
19
CARR
D0
3
18
4
17
D1
5
16
D2
6
15
D3
D4
7
14
8
13
D5
9
12
D6
D7
10
11
FUNCTION
I/O
GND
–
I
Buzzer output
O
I
O
I
KEY input 1
I
KEY input 2
I
KEY input 3
I
KEY input 4
I
O
O
KEY output
O
KEY output
O
KEY output
O
x
ao
y
KEY output
O
KEY output
O
i
KEY output
O
O
–
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8
*
Woofer Level
HIGH
MID
LOW
Q Q
3
6 7
1 3
PULL DOWN
ACT
at SLEEP
–––
–
–––––
Software
H
Software
H
–––
–
–––––
–––
–
–––––
Software
H
Input interception
Software
H
Software
H
Software
H
Software
H
Software
H
External
L
H output
–––
H
H output
–––
H
H output
–––
H
H output
u163
–––
H
H output
–––
H
H output
.
–––
H
H output
–––
H
L output
–––
–
–––––
2 9
9 4
2 8
WF1
WF2
H
H
L
1 5
0 5
8
2 9
9 4
NOTE
I
Pull down ON always
I
Pull down ON always
Pull down OFF at SLEEP
I
I
I
I
I
m
co
9 9
H
L
H
2 8
9 9