Panasonic RX-CT900 Manual de serviço - Página 15

Procurar online ou descarregar pdf Manual de serviço para Sistema estéreo Panasonic RX-CT900. Panasonic RX-CT900 26 páginas. Portable stereo component system

Panasonic RX-CT900 Manual de serviço
aed
KP
Terminal
Number
Port Assigment
vO
1~20
$12~$31
21~24
COM 0~COM3
BIAS
VLC @~ VLC 2
P40
P44
P42
Nh a
VR.UP
VR DOWN
FM
wo oS
3
pe) mp]
a
P43
3
VSS
34
P50
wo
Q m
35
C t
P51
|
SIGNAL
36
P52
P53
¥i
N
38
POO
39
PO1
[somes [emt fo |——
Cs
[ro
fo lw
ro. | rowen our
51
P31
RESET
69~71
S0~S2
$3~S11
_ RX-CT900 |
ee
Output the LCD drive signal.
Output the common signal.
Outputs the motor rotation control signal for the motor operated volume.
Outputs the FM/AM switch signal (AM:
HIGH, FM: LOW).
Outputs the data transfer control to the PLLC (can be transferred at HIGH).
GND
Inputs the stereo display signal (displays "STEREO" on the LCD at LOW).
Displays "TUNE" and inputs the auto stop detection signal (Displays "TUNE" and
auto stop function at LOW).
inputs the AC power supply detection signal (assuming that AC power supply is turned
ON at HIGH).
Operation selector switch; inputs the "RADIO" detection signal.
Inputs the main power supply detection signal (prevents the power from being turned
ON at LOW).
Key matrix signal source.
:
=
Outputs the audio mute signal.
Outputs the main power supply control signal (turns the power ON at HIGH).
Outputs the remote controlled power supply control signal (performs the operation of
the light reception section at HIGH).
Outputs the LED contro! signal for checking the operation of the motor operated
volume.
+B
Crystal connection terminal for the oscillation of the subsystem clock.
Crystal connection terminal for the oscillation of the main system clock.
P60~P63,
ae
60~67
P70~P73
fof —.
| Input the key matrix signal.
Input the system reset signal.
;
Outputs the LCD drive signal.
=