Key4 - Kenwood DDX7015 Service Manual

DDX7015/7025/7035
DDX7045/7065
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
141 TP_XDATA
142 KEY1
143 ADCVDD
144 ADCGND
Destination Setting
Model
KVT-715DVD
KVT-725DVD
KVT-735DVD
KVT-765/745DVD
KVT-815DVD
KVT-745DVD
DDX7015
DDX7025
DDX7035
DDX7065/7045
DDX7045
TUNER MICROCOMPUTER : 703069YGJ-104 (X34 : IC103)
Pin No. Pin Name
1 NC
2 RDS_NOISE
3 DC_ERR
4 LINE_MUTE
5 PORTGND0
6 AUDIO_SW1_B
7 MUTE_PRE
8 AUDIO_SW2_A
9 AUDIO_SW2_B
10 AUD_SCL
11 AUD_SDA
12 S_MUTE
13 AUDIO_SW1_A
14 RDS_AFS_L
15 RDS_AFS_M
16 MUTE_LEFT
17 MUTE_RIGHT
14
I/O Module
I Touch Panel
µCOM
-
µCOM
-
Destination TYPE3 TYPE2
K 0 0
E 0 0
M 0 0
C,X 0 1
K2 eXcelon 0 1
R 0 1
K 1 0
E 1 0
M 1 0
C,X 1 1
R 1 1
Module I/O
I
IC2-5-2 I FM noise detection
IC2-5-2 I DC offset detection
DC Cable (X25) I LINE MUTE detection
µCOM
-
Visual O LX/TV/AVIN audio switching
Mute O PREOUT mute
Visual O LX/TV/AVIN audio switching
Visual O LX/TV/AVIN audio switching
IC2-5-2 I/O IC2-5-2 clock
IC2-5-2 I/O IC2-5-2 data
IC2-5-2 O S-MUTE control
Visual O LX/TV/AVIN audio switching
IC2-5-2 I/O When detecting noise, constant is switched
IC2-5-2 I/O When detecting noise, constant is switched
Mute O Lch independent muting for handsfree
Mute O Rch independent muting for handsfree
Function
Touch panel input (X-direction)
NC
TYPE1 TYPE0
0 1
1 0
1 1
0 0
1 0
1 1
0 1
1 0
1 1
0 0
1 1
Application
Processing Operation Description
Processing Operation Active Truth
Description (H/L)
Pull down
L when detected
TEL mute : 1V or lower,
NAVI mute : 2.5V or higher
L : Mute ON L
Based on IIC bus regulation
Based on IIC bus regulation
H : Mute ON, L : Mute OFF H
L : Mute ON L
L : Mute ON L
Value
r
r
r
r
q
q