IC
BLOCK
DIAGRAM
(FRONT)
iC251
2PD75306GF-225-3B9
(Tuner
&
LCD
Driveing
Micro
Processor)
fw
wo[
signa
wame
[
rortwame
[|
__——coescnprion——=~=S=S~=*dz
VO
|
CONNECT
|
1
tsegi2_
S12
Segment
of
Liquid
Crystal
Display
—“*~“—*s—‘—‘“‘“‘;SS*drTSSC™C*r;SCOC;CL
CS”
|
2
|seci3
—idS13s«*
Segment
of
Liquid
Crystal
Display
S™—~—“—sS—S~S—S—S—C—C—C—CCSTSC“‘z[.*SCLCO
COSY
|
3
|seci4
——ss—sidtS14SCSCSC*d
Segment
off
Liquid
Crystal
Display
S™—~—sCS—S—ssSC—SsTSC~Cié‘(L!SC‘i
OCS
|
4
|secis
ss
dS
CSCSC*di
Segment
of
Liquid
Crystal
Display
—C—“—;~;*™*™*S*S*Ss*SsésdCCSC‘(
C;‘Sé*dTSCSC*C*iéOSC*?S
|
5
{secig
—ss——sd[Si6
SS
—C(té‘“‘;CSCCd
Segment
of
Liquid
Crystal
Display
™C™—™~—“—stSC—S—S—sTSC“‘[’;SOC#SLCOCOCOCCOYd
|
6
[seci7s*d
S17
[Segment
of
Liquid
Crystal
Display
—“—*‘“‘“‘“‘“‘iYSCtC*d;;CCUCL
CY
|
7
[secig
si
“(ss
sd(S18CCi‘CS™COCSegmentt
of
Liquid
Crystal
Display
==
™C™~—“—t*™*~*~S~s~é~ssS~s—‘“C«é‘“RSC‘
MO
COY
|
8
|seci9
—sssd[Si9
Ss
Segment
of
Liquid
Crystal
Display
SSs—~<—~;~;S™*™S™SC~dYCS
SSCSCSYSSCCi
Cd
|
9
[seczo
_—s—si'([s20.—“(;*sté‘“C;C*C*d
Segment
of
Liquid
Crystal
Display
=
S™C—~—“—*~—s—s—s—s—s—sSC“‘isLSC
OT
CY
|
10
[seG2i_CdS21SSSC*d
Segment
of
Liquid
Crystal
Display
—C~—~—‘;S™CC~drTSC<‘CS*zrLSSCéi
OCS
[|
11
[seG22_
S22,
Segment
of
Liquid
Crystal
Display
—“—*~*~*S*S*Ss*sésésTSC‘CSzL
SCO
CY
|
12
[sec2z_—i*dTS23SSCSC*d
Segment
of
Liquid
Crystal
Display
——‘“‘;SSCCUCUdTSCdYC*~“C;é‘iOSCS™C*C~C*?:
|
13
[seG2q
s'S24/BPO
Ss
Segment
of
Liquid
Crystal
Display
—~—C—C;~sC—C—CSsS—C—CSsSéS|SCCSC*dY’S=~Ctsé‘iOC*”?S
|
14
[sec2s
«dE
S25/BP1
Ss
Segment
of
Liquid
Crystal
Display
———“‘;SSSCUdTSCCTC«d;C*~COTCSC*?:
|
15
[SseG26_—C*dS26/BP2
Ss
Segment
of
Liquid
Crystal
Display
——“‘;~;S™S™S™SCSCédYC(CSC;é‘iYLSC‘iOTCSXdS
|
16
{SeG27_—
Cd'S27/8P3
sd
Segment
of
Liquid
Crystal
Display
CC—~—“—~*~*s*s—sésS*SC“<‘CSYL.OCOCLCO
CY
Auto
Tuning
Signal
ACTIVE
:
HIGH
LEVEL
[|
O
[|
TUNER
|
|
18
[NC
CdS29vpp5
[Not
Used(Open)
—“—‘“‘“‘“‘SW!!™F™F™F™F™F€F™F™FUFL€ULUdT
OULU
~C(EN
Cd
|
19
[nc
——“é*d;S30/BPG——CC*dNot
Used
(Open)
—“=‘“*S*S*™C™””CC”C™C
YT
CCSdEC
(S#SPUENN
iC
|
20
[Nc
—s—s«dS34/BP7—SC«d[
Not
Used(Open)——“;~‘—;*~*~*~*—~—~—“‘“;‘“‘;S!™™™C™CUCUdT
OL
CCE
Cd
|
21
{como
sd
ComO_
Ss
Common
of
Liquid
Crystal
Display
™—“—*~“—*~s*—‘—sé‘s~sSC“‘zrLSSCLéO
CY
|
22
|comi
—s—
dT
COM1
sd
Common
of
Liquid
Crystal
Display
—“—;™S™~™~S~SSC~‘“‘Y.SSC‘dO
CS?
|
23
[com2
sf
Com2
sd
Common
of
Liquid
Crystal
Display
C—“‘*‘“—*S™S*~*~*sS*S~SC*d
LCD
|
24
{com3
dE
COM3
|
Common
of
Liquid
Crystal
Display
™~—“—stCS™SC~sSC*s‘“‘iL'.SC‘éCONC‘CdCS
|
25
[pias
Cd
BIAS
SC*d
Bias
of
Liquid
Crystal
Display
C—~—“—~—s—‘“‘;SSSCdrTSCOC*drSCOCO™!
CO”
|
26
{[vico
dVicg
~SCSs~*~CSCSCS*dSCPoeerr
Supply
foor
Drive
of
Liqquiidd
Crystal
Display
SS|
Sd]
SS
TSCSC~—SY
[27
[vici
dM
SCSCSCSCSC=Cd:SsPoerr
Supply
foor
Drive:
of
Liquid
Crystal
Display
S|
STS
TSCSCSC~S~S™Y
Power
Supply
for
Drive
of
Liquid
Crystal
Displa
ir
ae
|
29
[sTeP
CT
PAOFFSCSC*~“‘*‘“‘*C‘*CAAM
Steep’
Seelection
9K
HZ
(Vpn)
/10KHZ(Veg)
——SSSSS*dTSdTSCSs*dTSSCTUNER
_‘|
|
30
|stT
Ss
fat
SSCS
ST
Signal
ACTIVE:
LOW
LEVEL
[
|
[TUNER
|
SD
Signal
ACTIVE
:
LOW
LEVEL
af
SME
|
32
[NC
C~“‘“c|CZS
CL
Not
Used(Ground)—“‘“‘“CS*S*S™S™*™C™C™C™OCOCésCN:CS“aCLC<isCN
V
p
B
Ss
VSS
ee
oe
OU
ee
ee
ee
Se
I
|
34
|ce(s)
SOC‘
#CLCWDaattas
Signal
from
LM7001(For
S
Series)
—C—*~—“‘;‘CSSSdT
STUNNER
CC
|
35
[cuK(S)
PTC
Datta
Signal
from
LM7001
(For
S
Series)
SCY
COT
STUNER
|
|
36
|dO(s)
S22
CCS
Datta
Signal
from
LM7001(For
S
Series)
—~—“—*é—sTSSSTSTUNER
CY
Compulsion
Monaural
(For
S$
Series
ACTIVE
:
HIGH
LEVEL
[|
©
|
TUNER
|
|
38
[NC
CST
POOVINT4
[Not
Used(Ground)
si‘“‘“CS*™*™C;*dNSCOST:C*dCE:C
(N$NSSGVggs—
Sd
|
39
[sck
CT
POTSCK
[Clock
Signal
In
from
Main
Micro
Processor
(uPD65117)
|
i
|:
MAIN
ZCON
|
|
40
[Nc
CC‘
@POD/SO/SBO
[Not
Used(Ground)
—
s—“‘“C‘“C:‘“‘“‘(S;WCC(CdrTOCOCdCO
CVG
|
41
{si
C*d
POB/St/SB1_
|
Data
In
from
Main
Micro
Processor(uPD65117)
TS
|
~
MAIN
ZCON
|
|
42
jNC_
Cd
P1QVINTO
[Not
Used(Ground)—s—‘“‘“‘“‘“CS*“‘“‘(SSNSCCC
CdS
CTC
CT
CVG
|
43
{NC
CCCP
/INTT
Not
Used(Ground)
—“‘“(‘C‘C*S*‘“;‘“‘(CSCCUCUdT
Ur
Ud
CU
|
44
[NC
P2vinT2_
Not
Used(Ground)
ee
——i—‘“‘“‘“‘S*S*;‘“‘CSSNSC™;CC(CdT
CCU
UG
|
45
[NC
Cd
P13/T10
[Not
Used(Ground)—C—i—‘“‘“‘“‘“‘“‘“‘(SSCCC!CUdT
CUCU
|
46
[wide
sd
P20/PT100__—_—|
Select Signal
for
AM
Signal
Type
Wide
(HIGH)/Narrow(LOW)
|
O
|
TUNER
|
|
47,
|PCON(S)
st
P27
SSCs
Turner
Poweer
Signal
(For
$
Series)
Ss
ACTIVE
:
HIGH
LEVEL_
|
O
|
TUNER
|
|
48
|MUTE
dE
P22/PCL
Cs
Tuner
Mute
Signal
=
CACTIVE
:
HIGH
LEVEL
|
O
[TUNER
|
|
49
|BuSY
sd
P23/BUZ
Cs
Busy
Signal
Out
to
Main
Micro
Processor(uPD65117)
|
=~
|
MAIN
ZCON
|
|
49
[Busy
«dE
P23/BUZ_
Cd
Busy
Signal
Out
to
Main
Micro
Processor(uPD65117)
|
3S
|:
MAIN
ZCON
|
|
50
[so
CS
PBQ/LCOCL
si
Initial
Set
for
User
=
Country(Open
or
Ground)
CT
CTC]
Cid
|
51
{si
CSE
PBA/SYNC
[initial
Set
for
User
=
Country(Open
or
Ground)
CT
CTC
CT
CCid'
52.
[s2_
Cd
BDC
Initial
Set
for
User
=
Country(Open
or
Ground)
CT
CT CT
Cd
|
53
[S3(FM
MUTE)
[P33
C=
Select
Signal
for
FM
Auto
Mute
SET(Open)/NOT(V«s)
|
|
|
i
Von
Power
Supply
SV
ies
es
ee
|
55
[NC
CTT
Not
Used
(Ground)
OSC
X'tal
Terminal
for
Main
Clock
|
ot OT
Vg
|
56
[NC
CCXT2
CE
Not
Used
(Open)
OSC
X'tal
Terminal
for
Main
Clock
Ss
|
O
[|
sd
ee
IN
NG
See
a
MNO
CONIO
CUO
ae,
on
pn
ee
ee
et
ee
eee
|
p58
[Xt
Xtalin(4.194304MHz)
ee
s—“‘“;‘“C;“C;*‘*C;*é‘*rLCSOSaCSdCGESC
Ԥ$NNNNNN
NUN
|
59
[x2
COX
Xtal
Out
(4.194304MHz)
—“*é‘“;‘~iTSC
|
60
|S4(12H/24H)
|
P60/KRO—S—CC(:’
Select.
Signal
for
CLOCK
24H
(Open)
/12H
(Ves)
ma
Sa
Select Signal
for
AM
IF
SET
(Open)
/
NOT
(Vs)
Select
Signal
for
D
&
$
Series
SET
(Open)
/
NOT
(Vsg)
ii
ee
Eee
|
48
[Mute
P2zvpci
sd
Tuner
Mute
Signal
=
SSCACTIVE
:
HIGH
LEVEL
|
O
|
TUNER
|
|_
63
|MONO(D)
|
P63/KR3_
«|
Compulsion
Monaural
(For
D
Series)
=~
ACTIVE:
HIGH
LEVEL
|
O
|
TUNER
|
|
64
|dO(D)
Cd
P7O/KRG
Cat’
Signal
from
LM7001
(For
D
Series)
|
O
[|
TUNER
|
Data
Signal
from
LM7001
(For
D
Series
|
O
{|
TUNER
|
95
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