Kenwood DDX6027 Service Manual page 19

MICROCOMPUTER'S TERMINAL DESCRIPTION
Module
Pin No. Pin Name
(physical)
µCOM
34 REGC
µCOM
35 X2
µCOM
36 X1
µCOM
37 VSS
µCOM
38 VDD
µCOM
39 CLKOUT
40 MUTE_AVOUT MUTE
41 AUDIO_SW1_A Audio
42 AUDIO_SW1_B Audio
43 AUDIO_SW2_A Audio
44 AUDIO_SW2_B Audio
45,46 NC
47 VSYNC_SW2 Visual
48 NC
49 P_ON Power supply
50 ANT_CONT DC-CN
51 EXT_CONT DC-CN
52 P_CON DC-CN
53 PWIC_MUTE POWER-IC
54 PWIC_STBY POWER-IC
µCOM
55 BVDD
µCOM
56 BVSS
57 NC
58 MUTE_0 IC2 VI
59 MUTE_1 IC2 VI
60 MUTE_2 IC2 VI
61 TYPE4 TYPE
62 MUTE_C IC2 VI
63 EEPROM_SDA EEPROM
63 AUD_SDA IC2 VI
I/O Application
O Muting for AVOUT
LX/NAVI1/SW3 (or TV)/
O
AVIN1 audio switching (for main)
LX/NAVI1/SW3 (or TV)/
O
AVIN1 audio switching (for main)
O TV/AVIN1/AVIN2 audio switching (for sub)
O TV/AVIN1/AVIN2 audio switching (for sub)
O
Switching for monitoring of NTSC/PAL
O identification COMP signal and AUTO
detection COMP signal
O
O SW5V→SW14V power supply ON/OFF control
O Power antenna control
O External amp control
O External amp power supply control
O POWER-IC muting control
O POWER-IC standby control
O
O Muting for IC2 VI OUT0
O Muting for IC2 VI OUT1
O Muting for IC2 VI OUT2
I Destination setting
O Muting for IC2 VI MUX_C
I/O Data for EEPROM (ROM correction)
I/O Data for IC2 VI
DDX6027/6027Y/7017
DDX7037/7047/7067
Truth Value
Processing Operation Description
Table
L: MUTE ON, H: Normal
q
Refer to truth value table
q
Refer to truth value table
w
Refer to truth value table
w
Refer to truth value table
!4
H: ON, L: Normal
Hi when selecting FMAM→Antenna UP
H: Antenna UP,
In other cases Low→Antenna DOWN
Hi: During POWER ON (Does not come
ON during STANDBY)
Low: During STANDBY or POWER OFF
L: MUTE ON (During POWER/ACC OFF,
STANDBY, and at momentary power down)
H: POWER ON, L: POWER OFF
L: MUTE ON, H: MUTE OFF
L: MUTE ON, H: MUTE OFF
L: MUTE ON, H: MUTE OFF
u
Refer to truth value table
L: MUTE ON, H: MUTE OFF
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