Kenwood DDX5024 Service Manual page 13

MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
112 SIR_DET
113 SIR_PON
114 NC
115 TV_JUDGE
115 NC
116 ANT_CON
117 P_CON
118 ILLUMI
119~121 NC
122 TYPE0
123 KEY3
124 TUN_IFC
125 TUN_SMET
126 R_NOISE
127 R_AFS_H
128,129 NC
130 VSS
131 NC
132 VCC1
133,134 NC
135 VILL_DET
136 VCOM
137 X_DATA
138 Y_DATA
139 LINE_MUTE
140 AVSS
141 PWIC_DC_DET
142 VREF
143 AVCC
144 EVOL_SCL/EVOL_SCL
144 EVOL_SCL/E2P_SCL
I/O Application
I Sirius connection detection
O SAT power supply ON/OFF
O
I Determination of TV_BOX if it is old or new
O Output from model without TV is fi xed to "L"
O Power antenna control
O P-CON control
I Illumination detection
O
I Destination settings
I Key3 input
I F/E IFC input
I S meter input
I FM noise input
I/O Time constant switching when F/E noise is detected
O
O
I Not used (Input)
I Variable illumination identifi cation terminal
I For VCOM level automatic adjustment
I Touch data input
I Touch data input
I LINE-MUTE input detection
I SP output DC offset detection
O Communication clock with E-VOL
O Communication clock with E2P
DDX5024/5034/5034BT/5034M/5054/514/54R
DNX5140/5240/5240BT/6000EX/6140
Processing / Operation / Description
H: Old, L: New
H: UP, L: DOWN
L: STANDBY, POWER OFF, H: EXCEPT
L: ON, H: OFF
Refer to "Destination settings"
Refer to "KEY3 matrix"
H: Station found, L: Station not found
L: F3, H: F4
Normal: 1.6V
TEL MUTE: 1V or lower
NAVI MUTE: 2.5V or higher
L: When detected
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