RXD-M55-H/M55-N/M55-S/M55E-H/M55E-N/M55E-S
8
CIRCUIT DESCRIPTION
X28,IC1
DECK SYSTEM IC
HA12230NT
X14,IC501
FL DRIVER
(MN12510F)
DECK MECHA.
X14,ED501
X29,IC601
SYSTEM IC
(LC75343M)
X29,IC701
MN101C51FGB
X29,IC22
TUNER ASSY
DSP IC
(MN6627482WB)
PLL IC
X29,IC801
CD MECHA.
(KSM213)
RDS IC (E/T TYPE)
(BU1923F)
KEY
REMOTE
ENCODER
KEY1,2
X14,A501
X14,S516
Vaccume Fluorescent
Display
(HNA-14MS07T)
Voltage
0
0.89
1.55
2.00
2.61
3.02
3.47
3.95
5.00
Range
Key 1
ON/
AUX
TUNER
SKIP
STOP
CD
SKIP
CD
(off)
(Pin 5)
STANDBY
DOWN
PLAY
UP
OPEN
Key 2
REC
SET
MODE
O.T.E.
TAPE
REPEAT
SOUND
(off)
(Pin 6)
PLAY
5. Microcomputer : MN101C51FGB(X29,IC701)
5-1 Microcomputer Periphery Block Diagram
Key Matrix VREF =5.0V