Alpine MRD-M501 - Block Diagram

Block Diagram
MRD-M501
1st Current
Detect
Commander
Output
FET
Output
FET
Lch
DSP
L+Rch
DIGITAL
POWER
AMPLIFIER
u-COM
VFD CIG Vol
Supply
2nd
PLL
ANALOG +9V
ANALOG +5V
DIGITAL +5V
DISPLAY +8V
BAT_DET
u-COM
5V
u-COM
RESET
VFD Filament
Vol Supply
VFD
MODULE
AND
GATE
H/L
MODE
SW
POWER +25V, -25V
ANALOG +15V, -15V
E-VOL
DIN301
PRE OUT
INPUT
JK101
INPUT
BUFFER
TML501
ISOLATOR
LC Filter
+
LC Filter
-
JK101
Protection
circuit
Over current
low 2nd volt
TET thermal
5v Reg.IC
TML101
EEPROM
BATTERY
REMOTE
GND