Kenwood RXD-M55-H Service Manual page 8

RXD-M55-H/M55-N/M55-S/M55E-H/M55E-N/M55E-S
QQ
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5. Microcomputer : MN101C51FGB(X29,IC701)
5-1 Microcomputer Periphery Block Diagram
X14,IC501
FL DRIVER
(MN12510F)
X14,ED501
Vaccume Fluorescent
Display
(HNA-14MS07T)
X29,IC22
DSP IC
(MN6627482WB)
TE
L 13942296513
CD MECHA.
(KSM213)
Key Matrix VREF =5.0V
Voltage
0
Range
Key 1 ON/
(Pin 5) STANDBY
Key 2
REC
(Pin 6)
www
8
CIRCUIT DESCRIPTION
X28,IC1
MN101C51FGB
KEY
KEY1,2
0.89 1.55
AUX TUNER
SET MODE
x ao
y
. i
8
DECK SYSTEM IC
HA12230NT
X29,IC701
Q Q
3 6 7 1 3
REMOTE ENCODER
X14,A501 X14,S516
2.00 2.61 3.02
SKIP CD
STOP
DOWN PLAY
TAPE
O.T.E. REPEAT
PLAY
u163
.
2 9 9 4 2 8
DECK MECHA.
X29,IC601
SYSTEM IC
(LC75343M)
TUNER ASSY
PLL IC
1 5 0 5 8 2 9 9 4
X29,IC801
RDS IC (E/T TYPE)
(BU1923F)
3.47 3.95
SKIP CD
UP OPEN
SOUND
m
co
9 9
2 8 9 9
5.00
(off)
(off)