KDC-MP832U
5
Ref. No.
Application / Function
Operation / Condition / Compatibility
Q202
Acc Detect SW
When Q202’base gose Hi, Acc voltage is detected.
Q204
Surge Detect SW
When Q204’base goes Hi, Surge voltage is detected.
Q205
B.U Detected SW
When Q35’base gose Hi, B.U voltage is detected.
Q207
Small-lamp Detect SW
When Q207’base goes Hi, Small-lamp is detected.
Q208,209
Power Antenna SW
When Q206’base goes Hi, power antenna switch outputs 14V.
Q210
Pre-out mute driver
When a base gose Lo, mute driver is turned on.
Q402,403
AM+B SW
When Q403’base gose Hi, AM+B is outputs.
DSI lights when the base is “L”.
Q450
DSI Driver
DSI turns off when the base is “H”.
DSI turns on and off when panel is taken off.
Q600~602
Pre-Amp +9V AVR
Q600 and 602 works as a differential amplifier, Q601 works as a driver and
+9.4V is supplied to OP Amp for Pre-out.
Q603~605
Pre-Amp -9V AVR
Q603 and 605 works as a differential amplifier, Q604 works as a driver and
-9.1V is supplied to OP Amp for Pre-out.
Q606,607
AUDIO 10.5V AVR
When Q606’base goes Hi,AVR outputs 10.5V.
Q608~615
Pre-out mute SW
When a base gose Hi, Pre-out is set to mute.
Q800,802
REF+B AVR
When Q800’base goes Hi, AVR outputs 13V.
Q801
SVR6.8V Ref Supply AGC Controller
When the voltage of B.U voltage falls, a return is hung and an output is reduced.
Q901
VFD&USB5V AVR SW
When base goes Hi, VFD & USB5V AVR on.
Q902
Mecha digital AVR SW
When base goes Hi, Mecha digital AVR on.
∗
DXM-680
∗
: 5V
Switching Regulator frequency control SW
Q903
(IC901)
Q981~983
SW16V (Surge Protection)
When Q983’2 pin goes Hi, SW16V outputs (BU-0.6) V.
●
SWITCH UNIT (X16-3540-14)
Ref. No.
Application / Function
Operation / Condition / Compatibility
IC1
ROM IC
Graphics data included
FLASH ROM IC
IC4
PANEL
µ
-COM
IC5
RESET IC
When panel is attached, IC5 active
IC6
REMOTE CONTROL IC
Remote control receiver
IC7
BUFFER IC
It is change into 3.3V from 5V
IC8
BUFFER IC
It is change into 5V from 3.3V
IC9
BUFFER IC
For Control ED1
IC10
2.5V REGULATOR
The power supply For 2.5V
IC11
3.3V REGULATOR
The power supply For 3.3V
Q1
TRIANGLE GREEN
Triangle green LED is lighting when Q1’s base level goes “H”
LED SW
COMPONENTS DESCRIPTION
2pin
L
H
1pin
L
430kHz
600kHz
H
650kHz
820kHz
