Kenwood CX-401W Service Manual page 5

Pin No. Pin Name
52 TYPE 1
"H"
53 NC
54 LED IND
55 VDD
56 VSS
57 NC
58 NC
59 NC
60 NC
61 NC
62 NC
63 NC
64 NC
65 NC
66 NC
67 NC
68 LCD CE
69 NC
70 REF CON
71 AVDD
72 AVSS
73 AVREF
74 NC
75 EJECT
76 NC
77 NC
78 NC
79 NC
80 ST
81 S METER
82 SD
83 H MUTE
84 HANDLE
by
85 HP
86 NC
87 ENC UP
88 ENC DOWN
89 MUTE
90 BU DET
91 ACC DET
92 EV CE
93 PLL CE
94 EPR DATA
95 NC
96 EPR CLK
97 NC
98 PLL DO
I/O Description
I Destination setting
O Not used
O LED indicator control
- 5V potential
- GND
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O Not used
O LCD driver chip enable
O Not used
O A/D port standard voltage output
- 5V potential
- GND
I A/D port standard voltage input
I Not used
I Eject key detection
I Not used
I Not used
I Not used
I Not used
I Stereo station
I S meter
I SD
I Handie mute
I Handie remote control
I Temperature detection
O Not used
I Encoder Up
I Encoder Down
O Mute
I BU detection
I ACC detection
O E-VOL chip enable
O PLL chip enable
O EEPROM data
O Not used
O EEPROM clock
O Not used
O PLL data
CX-401W/WCVH2
Processing Operation
First clock display used : "L" / not used :
ACC ON : "H" / others: "L"
REF CON connection
ST: "L" / MONO: "H"
Station detected: "H" / Not detected
Mute ON: "L" / Mute OFF: "H"
Voltage input terminal that changes
the handle remote control keys.
Mtue ON: "L" / Mute OFF: "H"
BU ON: "L" / BU OFF: "H"
ACC ON: "L" / ACC OFF: "H"
For code security
For code security
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