Matsushita Electric CQ-C8403W, Руководство по обслуживанию

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Pin
No.
Port Description (I/
O)
(V)
FM AM CD
1 PANEL
OPEN
Panel open
detection I 0 5.2 5.2
2 PANEL
CLOSE
Panel close
detection I 0 0 5.2
3 SUBM CNT 3.3V power control
for Display
O 5.0 - -
4 BATT Battery power
check I 4.8 5.0 5.0
5 ACC Acc. power check I 4.8 5.0 5.0
6 SDA Serial data for
electronic volume I/O 4.9 4.9 4.9
7 SCLK Serial clock for
electronic volume O 4.9 4.9 4.9
8 CD MUTE Signal mute from
CD deck I 5.0 5.0 5.0
9 Vss GND - 0 0 0
10 ST FM stereo detection I 5.1 5.2 5.2
11 PLL DI
(MO)
Serial data to PLL O 0.6 0 0
12 PLL DO
(MI)
Serial data from PLL I 5.2 5.2 5.2
13 PLL CLK Serial clock for PLL O 4.9 4.9 4.9
14 PLL CE Chip enable for PLL O 0 0 0
15 CD RESET Reset for CD deck O 4.9 4.9 4.9
16 SUB SI Serial data to
Display CPU O 0.6 0.6 0.8
17 CD IN Disc-in detection I 5.0 5.0 5.0
18 SUB SO Serial data from
Display CPU I 4.4 4.4 4.4
19 CH DATA/
UP SO
XM SO/UP SO Serial
data from Changer
I 1.6 1.6 1.6
20 CH CLK/
UP CLK
Serial clock for
Changer or Flash
writer I 4.9 4.9 4.9
21 Vdd +5V power supply - 4.9 4.9 4.9
22 XM SI (MO)
/ UP SI
Serial data to
Satellite or Flash
writer O 0 0 0
23 CD SI (MO) Serial data to CD
deck
O 0 0 0
24 CD SCLK Serial clock for CD
deck I/O 0 0.4 0
25 CONDENSOR Capacitor
connection for
power - 3.3 3.3 3.3
26 CD SO (MI) Serial data from CD
deck
I 0 0 0
Pin
No.
Port Description (I/
O)
(V)
FM AM CD
27 CH STB Strobe from
Changer I 0 0 0
28 CH REM
OUT
Remote control
codes to Changer O 4.9 4.9 0.4
29 DECK V
CONT
Power control for
CD deck O 4.9 4.9 4.9
30 REMO INT Interrupt for remote
control
I 3.7 3.7 3.7
31 CD FS Frame sync. for CD
deck O - - -
32 Avdd +5V power supply - 5.1 5.1 5.1
33 AVREF +5V power supply - 5.1 5.1 5.1
34 AVGND GND - 0 0 0
35 AVSS GND - 0 0 0
36 SD FM/AM signal level
meter I 0.2 0 0.3
37 INIT A Model setting A by
voltage level I 0 0 0
38 INIT B Model setting B by
voltage level I 0 0 0
39 A IN Spectrum analyzer
data I 0 0 0
40 Vss GND - 0 0 0
41 SYS ID1 Hub connection
device detection ID
1 I 0 0 0
42 SYS ID2 Hub connection
device detection ID
2 I 5.2 5.2 5.2
43 HUB
EVENT
Bluetooth incoming
detection I 5.2 5.2 5.2
44 HUB CNT Request of hub
connection check O 0 0 0
45 CD SW1 Disc detection
switch 1 I 0 0 0
46 CD SW2 Disc detection
switch 2 I 0 0 0
47 MOD0 Operating mode
control 0 from
Flash writer I 5.1 5.1 5.1
48 MOD1 Operating mode
control 1: pulled up
to H - 5.1 5.1 5.1
49 MOD2 Operating mode
control 2 from
Flash writer I 0 0 0
50 H
STANDBY
Standby control
from external I 5.0 5.0 5.0
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