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4-1. BLOCK DIAGRAM
Jt
[ANT] ©
;
es
M902
©
LOADING @)
MOTOR
{LM
Gul 2
$901
TAPE
OPERATION
ROTARY
SLIBE
SWITCH
M301
MOTOR
"F
&
02
SECTION 4
TUNER
UNIT
TUX-OO1A
TU
|
LO/AX
SWITCH
Qi
COUNTER
RVI
CN352
Rie
SWALLOW
1716
1/7 4BET
DIAGRAMS
12 BIT
PROGRAMMABLE
BIVIBER
CONTROL
LOGIC
a
1 6 pee
LORBDING
MOTOR
SRIVER
10360
Q365
TAPE
REG
9361
MOTOR
ON/OFF
SWITCH
MUTE RIVE
Q501
TAPE
REG
BRIVE
Q362-
AN
IN|
SWITCH
INPUT
MUTE RIVE
Q503
Bt (8V)
EQUALIZER
OUT
1C350
TEPE B+
SWITCH
Q363
2nd ORBER
ANTIALIAS
FILTER
FILTER
ic 3
BUFFER
1ci51
=O
ELECTORICAL
VOLUME
1C301
LATCH
SHIFT
CONTROL
REGISTER
hoa
MUTE
Q102
42502
MUTE SRIVE|
Q502
VOL
CE
@&)
VOL
CLK
G)
VOL
BATA
G)
0
x2
4, 332MHz
(3}—<0)
ON/OFF
R-CH
POWER
AMP
1c901
BUFFER/
MUTE-4
OSCILLATOR
FX BIVIBER
CLOCK RECOVERY
PLL
Qe
1. 467SKHz
Btn ORDER
COSTAS LOOP
=
LCD BACK
SC-BAND PASS:—]
>] >
niet
== Biz
1
LCA UNIT
Meee
LCB701
:
PHASE
DIFF
DATA
|
Be
RBS BEMODULATOR
pecoaer || secoser | CP
Gd) RBS DATA
=
aes
a
x502
32. 768KHz
AF SEEK
SWITCH
a4
MICRO
COMPUTER
1cS01
i
Lea CE
$501
LCD BRIVE
POWER
SEL
SWITCH
10701
ON
a
OFF
KEY MATRIX
(G7) PLL BATA IN
AD 0-2
LSW701-708, 710-725
(0) PLL CLK
(9) PLL BATA
oo
PLL CE
VSM
COLOR
ILL ON
Seer ay
BATT
(63) SEEK OUT
BU CHECK
KEY ON 2
SWITCH
Q607
(26) AMS IN
SENS
KEY ACK
(23) MOTE
Bt (8V)
Q606
(22)
@8) TAPE MUTE
RUP/RH
5
= eo
ea
ee
Gnyat
ZR
(5) REV/FWO
KEY ACT
RESET
0621
RESET
(2)
ny
IC571
5601
Bt 5.6V
eee)
a)
esol @ @)
x
x
SWITCH
5
w
B+ 8.8V
woz°
(1c301 (8) )
35°93
(IC301
(13))
rFueAa<t
AM B+
EX)
FM Bt
(Tut @))
FM B+
B+ REG
(ics (1) )
ag
ACC CHECK
0410
(6)
@)
(2) | FR
| ae
ae
(3)
'O
CNJiS1
L | LINE
OUT
REAR
R
CNBO1_ (1/2)
fa
|"
i
ae'
(® | FL
(15)
=>
G) | RL
RL
RR
RR
+
+
h
J501
pV]
(COMMANDER
LED
mca
rhage
LSW701~708, 710-725
|
PL703, 704:
*@
ay,
BE
LAMP ORIVE!
LAMP SR'VE
Q703
Q704
LAMP REG
@403
LAMP DRIVE
Q702
LAMP REG
DRIVE
Q605
D404
reeuaron
CN80} (2/2)
EXCESSIVE
VOLTAGE
(7)|
BACK UP
PROTECTOR
(9) | AMP REM
* Signal path.
REGULATOR
=>
@ FM
1cé0!
>
> AM
(@)|
ANT REM
SD
:TAPE
()|
Acc
roo
ILL IN
(1) } TEST
XR-6450RDS
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