Panasonic CQC8100U - AUTO RADIO/CD DECK, Service Manual

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Pin
No.
Port Description (I/
O)
(V)
FM AM CD
27 CDC_STB Changer
stororb signal
input INT 0 0 0
28 CD_IN DISC in detect I 4.9 4.9 0.4
29 DECK_V_CONT DECK power
supply control
output O 4.9 4.9 4.9
30 CD_STB Strobe signal
for CD
communication O 3.7 3.7 3.7
31 CD_OSCSTIPCD OSC stop
signal output
O 4.9 4.9 0
32 Avdd Power supply
of D/A converter I 5.1 5.1 5.1
33 AVREF Reference
voltage for D/A
converter I 5.1 5.1 5.1
34 AVGND Reference GND
for D/A
converter I 0 0 0
35 AVSS Grand for A/D
and D/A
converter I 0 0 0
36 SD FM/AM signal
meter signal
input A/D 0.2 0 0.3
37 INIT_A Initializ A A/D 0 0 0
38 INIT_B Initializ B A/D 0 0 0
39 A_IN SPE.ANA_A.IN A/D 0 0 0
40 Vss GND I 0 0 0
41 CD A0 Signal output
according to
command
employment O 0 0 5.1
42 CD_RFOK RFOK signal
input I 0 0 0
43 CD_LOCK CD EFM
synchronizing
signal I 0 0 0
44 CD_LIMIT CD inner
detection
switch O 0 0 5
45 CD_SW1 CD DISC IN
detection
switch O 0 0 0
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