Kenwood FZDA07ELEF2 Service Manual page 16

FZDA07ELEF2/EREF2/MRHF2
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
67 PON_FAN
68 PON_2
69 PON_1
70 V-MUTE
71 (TYPE5)
72 (TYPE4)
73 TYPE3
74 VCC2
75 TYPE2
76 VSS
77 TYPE1
78 FOSC8V
79,80 N.C.
81 MIC_DET
82~87 N.C.
88 SH_DATA_H
88 N.C.
89 N.C.
90 SH_DATA_S
90 N.C.
91 VCC2
92 N.C.
93 VSS
94 N_CLK_ON
95 NC
96 NAV_RST
97 NAV_BU_CON
98 NAV_ACC_CON
99 NAV_ON
100 NAVI_OFF_REQ
101 N.C.
102 SECURITY
102 N.C.
103 DC_ERR
104 TAB2_SYN
105 TAB_REQ
106 TAB2_ANS
107 SPACE
107 N.C.
108 CAM_SW
109 TILT_SPD
110 N.C.
16
I/O Application
O FAN power supply shortage protection
O Peripheral power supply control
O Power supply (+B SW)
O V-MUTE control for RSE
I Model information
I Model information
I Destination setting terminal 3
-
I Destination setting terminal 2
-
I Destination setting terminal 1
O 8VDC/DC frequency switching SW
- Not used
I Voice recognition microphone connection detection
- Not used
I HTR-C µ-com → System µ-com data output
- Not used
- Not used
O System µ-com → HTR-C µ-com data output
- Not used
-
- Not used
-
O NAVI clock output SW
O Not used
O NAVI reset
O NAVI backup control
O NAVI ACC control
O NAVI power ON
I SYS +B shutdown permission signal
- Not used
GBOOK α security signal
I
- Not used
- Power supply error detection
I TAB2 synchronization signal
I TAB2 transmission request
I TAB2 answer signal
O SPACE signal
- Not used
Video switching of R-CAMERA
I
(Pin reserved for the top view)
O Power supply control for TILT mechanism drive
- Not used
Truth Value
Processing Operation Description
Table
FAN_ON: H in 100msec after Hi
H: Power ON, L: OFF
DC/DC original power supply
H: Mute, L: Mute cleared
w
BU3.3V
w
GND
w
H: Only for European AM_LW, L: For others
OPEN
L: Connected
OPEN
[A07 system] UART 4800bps (4783bps)
[D07 system] OPEN
OPEN
[A07 system] UART 4800bps (4783bps)
[D07 system] OPEN
BU3.3V
OPEN
GND
L: DCDCCLK OFF, H: DCDCCLK ON
OPEN
RESET: H
H: Reduced power detection
ACC-ON: L
ON: L
L: OFF inhibited
OPEN
[Valid only in domestic D system/A system]
[D system/A system Oversea] OPEN
Detection during PON1 ON
[Destination to Japan] H: While playing back
the music, L: Space between one music and
another
[Destination to oversea] OPEN
Not supported
H: Brake
OPEN