Kenwood DDX5032 Service Manual page 12

DDX5022/5022Y/5032/5032M/512/52RY
DNX5120/512EX/5220/5220BT
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
38 NC
39 VCC1
40 TV_SC_DATA
40 NC
41 VSS
42 TV_BP_CLK
42 NC
43 NC
44 TUN_SDA
45 TUN_SCL
46 R_DATA
46 NC
47 R_QUAL
47 NC
48~51 NC
52 SI
53,54 NC
55 TYPE3
56 VILL_R
57 VSS
58 VILL_G
59 VCC2
60 VILL_B
61 KEY_ILL
62 EJECT
63 Y0
64 X1
65 NC
66 X0
67 INV_SW
68 BL_ENA
69 VMUTE
70 NT_PAL
71 P_START
72 PGOOD
73 WRT_E2P
74 VCC2
75 NC
76 VSS
77 NC
78 DISKDET
79 BE_MREQ
80 BE_STBY
81 BE_CON
12
I/O Application
O Output from model without TV is fi xed to "L"
I Data input from TV μ-com
O Output from model without TV is fi xed to "L"
O Communication clock with TV μ-com
O Output from model without TV is fi xed to "L"
O
I/O Communication data with tuner
O Communication clock with tuner
I "DATA" input from RDS decoder
O Output from model without RDS is fi xed to "L"
I "QUAL" input from RDS decoder
O Output from model without RDS is fi xed to "L"
O
O SI control
O
I Terminal for destination (BT is required or not)
O Brightness control of "R" in variable illumination
O Brightness control of "G" in variable illumination
O Brightness control of "B" in variable illumination
O ON/OFF of other illumination than variable illumination
I Eject key input
O Touch panel control
O Touch panel control
O
O Touch panel control
O Inverter free run frequency switching
O Back light ON/OFF control
O Video MUTE terminal
I NTSC/PAL determination signal input
O DC-DC power supply ON/OFF control
I DC-DC power supply error detection
I Used when writing into E2P
I Variable illumination identifi cation terminal (Spare)
O Not used. Output is fi xed to "L"
I DVD mechanism function to detect if there is a disc or not H: Disc is not detected, L: Disc is detected
O Request to back end
I Standby request from back end
O Control request to back end
Processing / Operation / Description
H: ON, L: OFF
H: With BT, L: Without BT
Operating frequency: 1kHz
Operating frequency: 1kHz
Operating frequency: 1kHz
H: ON, L: OFF
H: ON, L: OFF
H: MUTE ON, L: MUTE OFF
H: NTSC, L: PAL
H: Normal, L: Error
L: Normal condition
H: When writing into E2P
Input (Not used)