Kenwood KDC-MP6025 Service Manual page 7

MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name Module
70 OPEL_CE EXTRA
71 EXT_CONT EXTRA
72 P_CON Power supply I/O
73 ANT_CONT TUNER
74 ILLMI_DET EXTRA
75 BU_DET Power supply
76 ACC_DET Power supply
77 (PWIC_SVR) PWIC
78 PWIC_MUTE PWIC
79 PWIC_STBY PWIC
80 LX_CON LX_M
81 RESET2
82 MUTE AUDIO
83 MUTE_ACOUT AUDIO
84 MUTE_SUBOUT AUDIO
85 MUTE_PRE_R AUDIO
86 MUTE_PRE_L AUDIO
87 LINE_MUTE EXTRA
88 NC
89 PWIC_DC_DET PWIC
90 LX_RST LX_M
91 LX_MUTE LX_M
92 LX_REQ_M LX_M
93 RDS_NOISE TUNER
94 AVSS
95 TUN_SMETER TUNER
96 VREF
97 AVCC
98 LX_DATA_S LX_M
99 LX_DATA_M LX_M
100 LX_CLK LX_M
I/O Application
I/O External display control request
O External amp control
External amp control terminal
O Power antenna control
I Dimmer ILL detect
I Momentary power down detect
I ACC Power supply detect
O SVR electrical discharge circuit
O Power IC MUTE terminal
O Power IC standby control
O Startup request to slave unit
O MUTE terminal for reset
O MUTE terminal
I/O IC2 ACOUT MUTE
I/O IC2 SUBOUT MUTE
I/O PRE_OUT MUTE Rch
I/O PRE_OUT MUTE Lch
I Line MUTE detect
O Not used
I DC offset detect terminal
O Hard reset to slave unit
I Mute request from slave unit
O Communication request to slave unit
I FM noise detect terminal
-
I S-meter input
I Analog reference potential
-
I Data from slave unit
O Data to slave unit
I/O LX BUS clock
KDC-MP6025/MP625/MP858
KDC-W6527/W6527Y
Truth Value
Processing Operation Description
Table
External display
Power ON : H, Power OFF : Hi-Z, All OFF : Hi-Z
Tuner ON : H
L : ON, H : OFF
BU detect : L, BU no detect and Momentary
power down : H
ACC detect : L, ACC no detect : H
Power OFF and Momentary power down, for
5s : H and then L
All OFF and Momentary power down : L, TEL mute : L
Power ON : H, Power OFF : L
H : Slave unit ON, L : Slave unit OFF
Output : L
ON : H, OFF : L
Muting of CD, MD and LXBUS
Muting of CD, MD and LXBUS in 2 zones
M MUTE R is L : L (CD), Momentary power down : L,
Only in 2 zones and NAVI interruption, Hi-Z fixed.
M MUTE R is L : L (CD), Momentary power down : L,
Only in 2 zones and NAVI interruption, Hi-Z fixed.
TEL mute : 1V or less, NAVI mute : 2.5V or more,
1V or less and 2.5V or more : NAVI mute (J-type)
Output : L
H : Reset, L : Normal
H : Mute ON, L : Mute OFF
PON is input
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