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LRP LE LT TEST
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Mi EXPLANATION OF IC
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DX outpui terminal for RDS
"L" only when RDS DX SEEK
|
| Terminal for RDS power supply "L" during
FM reception
Outward Form
Me
BOpaires plastic QFP
Terminal Description
Photo sensor input tenninails to mechanism
Terminals for disc position detection such as for disc loading,
chucking, and other mechanical status.
When disk is present. "H" is input,
When not present,
"L' is
input
Chackang SW input terminal
This terminal detects disc chucking compiction.
i
8
:
GND terminal for A/D converter
+5 power supply terminals for DYA converter
fe [menmommne
|
LCD cantrol serial 1/0 terminals
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g 5
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Terminal
foc RDS initial setiing
"L for pool memory
scan
°H™ for Pl search
FEEL
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7
ACC detection terminal
Eject key ant FUNC key input
Signal from ssh code sink SO/SI outpul terminal of
CXD 2545 Q is input.
BAND KEY input terminal (OEM specification)
+5 power supply voltage terminal
'
4.19 MHz. terminal for ceramic
He
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3 rd
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Snput terminal of CDIC intemal state outpul from CXD 2545 Q
XBUSY : During auto sequencer uperation, in average
Measuring, and auto gain control operation
(L)
FOK
: Focus OK
(H)
a
fend
||
|
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~ k
=
||
+5 power supply terminal for AMY aiverter
_ RDS S$ meter voltage detection terminal
EJECT/FUNC/DCP SW detection terminal
5V~45V > DCP OFF
45V~4V : DCPON
1V~O.SV ; FUNCON
OSV~OV : EJECT
REMOCON input terminal
(OEM specification)
S5V~OV:
KEY OFF
75
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5
>
9
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Terminal fur initialization
(for OEM)
"L" lor otatton VOL & ' 93 specification
"H™ for cross key
Power supply cuntrot terminal of microcomputer pull up, LCD
driver and PLL IC
CD power 2 control output terminal
Dunng CD PLAY. this port tums to "L" and power to CDIC is
supplied. When STOP, spindle motor stops and this port tums
to "OPEN, then puwer supply ia CDIC tums OFF.
Rone
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