Panasonic CQ-C7300W, Service Manual

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Pin
No.
Port Description I/O Volt (V)
FM AM CD
54 V CNT1 Panel driving voltage
control 1 O 0 0 0
55 V CNT2
(NC)
No Connection - - - -
56 SA CLK Spectrum analizer
clock O 5 4.9 4.9
57 EXT
MUTE
TEL/NAVI MUTE input I 5.4 5.4 5.4
58 AMP
CONT
External AMP control O 5 5 5
59 BZ-OUT Buzzer output O 0 0 0
60 ANT
CONT
Motor antenna control O 5 5 0
61 DIM1 Dimmer control
output 1 O 0 0 0
62 DIM2 Dimmer control
output 2 O 0 0 0
63 CDC
REM
OUT
Remote control data
for CD Changer O 5 5 5
64 CDC
SENS
CDC 1/2 detection I 5.1 5.1 5.1
65 CDC 1/2 CDC 1/2 change
output
O 0 0 0
66 NC No Connection - - - -
67 MAIN
W.U REQ
Main wake-up request I 4.9 4.9 4.9
68 NC No Connection - - - -
69 NC No Connection - - - -
70 NC No Connection - - - -
71 NC No Connection - - - -
72 MAIN
CONT
MAIN power supply
control O 5 4.9 4.9
73 INV
CONT
INV power supply
control O 5.1 5 5
74 AF MUTE AF MUTE control O 5.1 5.1 5.1
75 RESET Reset input I 5.1 5.1 5.1
76 NC No Connection - - - -
77 NC No Connection - - - -
78 NC - I 0 0 0
79 Vss GND I 0 0 0
80 X1 Crystal oscillator
input I 2.1 2.1 2.1
81 X2 Crystal oscillator
output O 2.5 2.5 2.5
82 Vdd Power supply I 5.1 5.1 5.1
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