Panasonic CQC8100U - AUTO RADIO/CD DECK, Service Manual

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Pin
No.
Port Description (I/
O)
(V)
FM AM CD
80 X1 Crystal oscillator
input I 2 2 2
81 X2 Crystal oscillator
output O 2.5 2.5 2.5
82 Vdd Power supply I 5 5 5
83 P00 Pldaun port for
writing I 0 0 0
84 P01 Pull-up port for
writing I 5.1 5 5.1
85 OFFSET_DET PWR-IC_OFFSET
detection I 0 0 0
86 STBY PWR-IC_STBY
control output O 5 5 5
87 MUTE PWR-IC_MUTE
control output O 0 0 0
88 ILL_SENS External dimmer
control input I 5 5 5
89 SUBM_CNT 3.3V control for
SUB
microcomputer
O 5 5 5
90 NC/
EP_DO(MI)
EPROM data input O/I 0 0 0
91 NC No Connection - - - -
92 NC No Connection - - - -
93 SUB_W_U_REQ
SUB.WAKE.UP.REQ O 4.9
5 4.9
94 DISPM_CNTPower supply
control output of
display 5V
O/I 0 0 0
95 CD_ILL No Connection - - - -
96 NC No Connection - - - -
97 NC No Connection - - - -
98 S_LED Security LED
control output O 0 0 5
99 PANEL_IN PANEL detect I 5.2 5.2 5.2
100 EP_CS(NC) No Connection - - - -
11.2. Main Block [CQ-C8200U/C8100U]
IC601 : C2CBJG000378
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