Pioneer XC-F10 Manual de servicio - Página 38

Navegue en línea o descargue pdf Manual de servicio para Amplificador Pioneer XC-F10. Pioneer XC-F10 43 páginas. Stereo cd tuner
También para Pioneer XC-F10: Manual de instrucciones (40 páginas), Manual de servicio (43 páginas)

Imprimir página
Pioneer XC-F10 Manual de servicio
XC-F10
*
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
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
14
D4
15
D3
16
D2
17
D1
18
D0
19
CARR
Remote control output with carrier
20
VDD
38
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
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
FUNCTION
I/O
GND
Buzzer output
KEY input 1
KEY input 2
KEY input 3
KEY input 4
KEY output
KEY output
KEY output
KEY output
KEY output
KEY output
3V Power supply
*
Woofer Level
HIGH
MID
LOW
VDD
CARR
D0
D1
D2
D3
D4
D5
D6
D7
PULL DOWN
ACT
–
–––
–
I
Software
H
O
Software
H
I
–––
–
O
–––
–
I
Software
H
Input interception
I
Software
H
I
Software
H
I
Software
H
I
Software
H
O
Software
H
O
External
L
O
–––
H
O
–––
H
O
–––
H
O
–––
H
O
–––
H
O
–––
H
O
–––
H
–
–––
–
WF1
H
H
L
at SLEEP
NOTE
–––––
I
Pull down ON always
I
Pull down ON always
–––––
–––––
Pull down OFF at SLEEP
I
I
I
I
I
H output
H output
H output
H output
H output
H output
H output
L output
–––––
WF2
H
L
H