Kenwood DDX7032 Service Manual page 12

DDX7032/7032M/712
DNX7120/7220/7320
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
43 BUSY
44 DVD_SDA
45 DVD_SCL
46 DISC_DET
47 NAVI_OFF_DET
48 DVD_RESET
49 TMOTOR_P
50 TMOTOR_M
51 NC
52 AOUT_SW1
53 AOUT_SW2
54 EPM
55 AOUT_MUTE
56 AOUT_SW3
57 VSS
58 NC
59 VCC2
60 LED_PWM
61-63 NC
64 RGB_MUTE
65 CE
66,67 NC
68 RGB_SW2
69 RGB_SW3
70 PGOOD
71 POWER_START
72 LED_ON
73 NC
74 VCC2
75 NC
76 VSS
77 SI
78 SRC
79,80 NC
81 EP_BU_DET
82 EP_STBY
83 EP_INI
84 EP_CON
85 EP_RST
86 EP_SREQ
87 EP_MREQ
88 EP_RX
89 NC
90 EP_TX
12
I/O Application
O Terminal for writing data in μ-com
I/O Communication data with DVD mechanism
O Communication clock with DVD mechanism
I Disc detection
I Standby request for Navi power supply Off
O Reset of DVD mechanism
O Tilt control of the tilt mechanism
O Tilt control of the tilt mechanism
O NC
O AUDIO selector switching
O AUDIO selector switching
I
O AUDIO selector switching
O AUDIO selector switching
-
O NC
-
O KEY LED brightness control
O NC
O RGB MUTE control
I
O NC
O RGB selector switching
O RGB selector switching
I Error detection in DC-DC_IC
O DC-DC_IC soft start
O Disc slot LED ON/OFF
O NC
-
O NC
-
O SI control
I Source key
O NC
O Make X88 recognize the BU detection
I Media processor standby
O Media processor initial
O Permission to operate media processor
O Media processor reset
I Request from media processor
O Request to media processor
I Media processor control data input
O NC
O Media processor control data output
True Value
Processing Operation Description
Table
L: Detected (Disc is found)
Not used
Not used
w
w
w
w
Not used
H: Turn on.
Not used
H: MUTE ON
Not used
w
w
L: Power supply error detected
L: Start, H: Stop
H: LED ON, L: LED OFF
Not used
Not used
When ACC is OFF: Repetition of H and L
L: SRC
Not used
Not used. Output is fi xed to L
Not used
Not used. Output is fi xed to L
Not used