Sanyo FXR-100LD User manual

SERVICE MANUAL
Specifications
Siiqlmil
IFILE NO. I
PARTIAL PANEL DETACHABLE FXR-I 00LD (General)
DIN-SIZE FM-STEREO/MW/LW
ETR CASSETTE RECEIVER
WITH AUTO-TRAVEL PRESET
TUNING
uCASSETTE DECK SECTION
Wow &Flutter (WTD RMS) ...................0.25 °/~
Frequency Response ............................l25-l0.000Hz
Signal to Noise Ratio (NORMAL) .........50dB
MW TUNER SECTION
Frequency Range .................................522 .l62OkHz
Usable Sensitivity .................................35dB
Signal to Noise Ratio ............................45dB
LW TUNER SECTION
Frequency Range ,..., ............................l53-28lkHz
Usable Sensitivity .................................4OdB EMF
Signal to Noise Ratio ............40dB............4OdB
PRODUCT CODE No.
14782505
FM TUNER SECTION
Frequency Range ,.,.,.,., ........................87.5 -108.OMHZ
Usable Sensitivity,.,.,.,., ........................l8dBLV
Signal to Noise Ratio .....................50dB...5OdB
Stereo Separation .................................2OdB
AUDIO SECTION
Maximum Output Power .............7W........7W x4
RMS Power Range ...........4Wx4at..............4Wx4at l%THD
Load impedance ...................................4 ohms
GENERAL
Operation Voltage .................................ll-16V DCNeg. Ground
input Current .........................................3 Amps Max.
Dimensions (Wx HxD) .......................178 x5OX 150 (mm)
Weight ...................................................l.6kg
wSpecifications are subject to change without notice
REFERENCE No. SM800008

ALIGNMENT PROCEDURES
1. General
a) Test Conditions
Sianal aenerator outwt:
LW Alignment
;tep
1
2
3
4T
Signal Frepuency
input of signal
Generator
Through
Dummy
Antenna 216kHz
(Fig. 1) 26dB/’ v
Setting
of Radio
153kHz
Test
Equipment
Connection
Connect a
voltage
meter
to TPO07
and common
ground
Connect a
VTVM to
speaker
output leads.
Connect a
voltage
meter to
TPO06and
common
ground
-mktiorlteqti
Modu!atian perwltage
Input signal level
Signal level just
deflection.
Signal application:
(LWhlW)403 HZ (FM) 1kl+z
(LW/TvlWj200/.
(FM Monaural) 30% (22.5kHz)
(FM Stereo )27% L=R, 10% Pilot
(LW/MW)74 dB ,/IV(EMF)
(FM) 54 dB,~ V
high enough to provide meter a
Adjust TO04
for voltage to be
1.5V.
Make sure that
voltage is within
4V* lV to 7.5V
Adjust TO06, TO08
to obtain maximum
out put level.
279kHz
216kHz
Antenna receptacle through the dummy antenna (Fig. 1).
Output meter connection:
To speaker or dummy load (4 ohms)
Setting of radio controls:
Tone control at center position.
Power supply 13.2V
.Location of the components for alignment are shown in
216kHz
41dB/, V
(EMF)
t6dB
Make sure that
SD is high.
216kHz
ADJUSTMENT LOCATION.
MW Alignment FM Alignment
Step
1
2
3
4
5
6
=J==P=
Signal Frequency Frequency Test
Equipment
Connection Connection:
Adjust TO03
for voltage to be
1.3V*0.03V. SG Dummy
Antenna H‘“” WY= m
Connect a
voltage
meter to
TPO07 and
common
ground.
II531 kHz tl III
STEREO/SDK
SG
Confirm that the
B
1602kHz
2?d%;; 603kHz
‘hrough 1404kHz/
‘Ummy 24dBEMF 1404kHZ
\ntenna
(Fig. 1) 999kHz 999kHz
voltage reads
between
5.5V to 7.OV. Signal Frequency Setting Test
input of signal of Radio Equipment
Generator Connection
step
1
2
3
4
Adjustment
Connect a
VTVM to
speaker
output leads.
Connect a
voltage
meter to
TPO06 and
common
ground.
Connect the
~ase of QO15
to TPO1l.
Adjust TO05,TO07
for maximum
out put level. ‘Adjust TOO1
for OV* 20mV.
,Connect a
98.1 MHz 98.1 kHz voltage
54dB ILVmeter to
RO03
Adjust TO09,
TO1Ofor maxim
output level. Adjust PTO04
to obtain -3dB
at SP output
level(O.5W OdB).
Adjust PTO03
to become the
changeover point
of High and Low.
rIIConnect a
IL
999kHz/
35dBEMF ‘ggkHz
98.1 MHz 98.lkHz VTVM to
6dB/, Vspeaker
output leads.
Through 98.1 MHz Connect a
Dummy 28dB /, Voscilloscope
~ntenna modu.lkHz, 98.1 kHz to TPO06 and
(Fig. 2) 22.5kHz common
ground.
98,1 MHz
Adjust PTO06 for
high voltage.
Rsg:lnternal resistance of asignal generator Adjust PTO02 to
obtain maximum
separation, and
then turn PTO02
counterclockwise
to make
separation 28dB.
modulation.
Main+Sub 1kHz Connect a
20.25kHz Dev. 98.1 kHz VTVM to
277. speaker output
Pilot 19kHz leads.
7.5kHz Dev.
10%
Fia~l Dummv Antenna for MW Alignment
*Make sure ~hat the difference be~ween the output level at
603kHz and 1,404kHz is within 6dB~.
If not, repeat adjustment of output level at 1,404kHz.
Dummy Antenna (MW)
-—-——
‘m’;’”
STANDARD !
SIGNAL
GENERATOR I
(Rsg=50Q )~
L----- —d L-–- __––___.;
~Preset coils to 57kHz so that adjustment would be unnecessary in
case that the level of 57kHz signal is more than 100mV.
r----- - 1
K-/)=-o
STANDARD I
SIGNAL
GENERATOR
(Rsg=50Q ),
(Fig. 1)
NOTE: Make sure that the voltage should be between 0.9 volts
and 7.0 volts at TPO07(VT) in the range from 531 kHz
through 1602kHz, when steps 1 and 2 are completed
mentioned above.
L- —----A
(Fig. 2)
Rsg:lnternal resistance of asignal generator. (50Q) e
Fig,2 Dummy Antenna for FM Alignment
–l–

ALIGNMENT PROCEDURES
+Aliqnment of Head Azimuth
1.Insent aTCC-153 10 kHz standard test tape and set the
unit to play mode.
2.Tune the azimuth adjusting screw until you obtain
maximum reading on the VTVM.
DI ,
C!3jD
-.
-
t-l I/’ p
IJ
I-J APPLY inree 30 P,CT: C02!I(ELUE)
AF7E2 ADdusilu GAZIMUTH.
–2–

~DJUSTMENT LOCATION
‘EST POINTS &ADJUSTMENT PARTS
JIAIN P.C.B. BOTTOM
u
1
I
TUNER(AM) P.C.B. TOP
w
TUNER(FM) P.C.B. TOP
-3-

BLOCK DIAGRAM ,<\
FL
RL
cn 11
rFRONFTMEND
TUNEFl
PACK lt-
,,
11 A
11 TONE
J< m
II
II
II
,, i , -- “-r, , , .l.~
1ACC
Ii-l ! I -“-----1 I \ OUT-LET-SOCKET I .
I12P l-=--
llr--H--l *I
‘i
‘3
+
..
—
3: II--- Z6KI0 ~~~ ZG III
L13;61 R&m %-, FM/AM !Vcc IIPOWER
tITA:WGSV 17TAPE+B TUNER+B +W
JJ-COM TUNEt++B 8-REG ON SW
1LC7233 1
I
I,+8
CASSETTE
MEcHANIsM ‘0”’-Al —Iz
g
T-IN 6T-IN ~z
RAD1O 151
1----- —------
TAPE 0I,---------- --- —--------
I
m
~‘F
---- —-- -.
----- >~LCO PCB
LCO LAMP ,
L— ----- .-----J
+5V
REG
+B~
1
11
1
L______________________________ .!
-4- –5-
--

EXPLODED VIEW
o
93
‘CD‘c’ ““+wki.~
,,, .byiiQ%?vRpcBA
@)@”-
–6–

PARTS LIST
Ref. No. PART No, DESCRIPTION Q’ty
ACCESSORIES
6440058496 INSTRUCTION MANUAL 1
6440058113 LEVER,UNLOCK 2
6440034797 CRADLE 1
CABINET &CHASSIS
1
21
31
32
33
34
35
36
38
40
6440063186
6440063124
6440047483
6440057017
6440041139
6440041146
6440041108
6440057000
6440013389
6440061908
ASSY,ESCUTCHEON
ASSY,CASECOMPLETE
LID,CASSETTE
PANEL,TOP
KNOB,SLIDE
KNOB,ROTARY
BUTTON,EJECT
CHASSIS
SHEET,ADHESIVE
SHEET,ADHESIVE,CHASSIS
1
1
1
1
2
1
1
1
3
1
Ref. No. PART No. DESCRIPTION Q’ty
41 6440061915 SHEET,ADHESIVE,LCD 1
42 6440041313 LEVER,DECK 1
44 6440054443 SPRING, PLATE,KNOB 1
45 6440032502 SPRING, WIRE, LID CASSETTE 1
49 6440056928 ARM, LOCK, CRADLE,R 1
50 6440056935 ARM, LOCK, CRADLE,L 1
51 6440056911 SPACER, LOCK, CRADLE 2
52 6440058120 SPRING, TENS, CRADLE 2
61 4110282905 SCR S-TPG PAN 2X4 2
62 4110285906 SCR S-TPG PAN 2.6X5 5
63 4120454507 SCR PAN 3.0X4.O 3
64 4110286606 SCR S-TPG PAN 2.6X8 1
66 4110259204 SCR S-TPG PAN 2X6 1
67 4120414600 SCR BIN 2.6X4.O 1
68 411 1648502 SCR PAN PCS 2X6 2
NOTES: 1.Part orders must contain Model Number, Part Number and Description.
2. Ordering quantity of screws and resistors must be multiple of 10 PCS.
–7-

EXPLODED VIEW (CASSE~E MECHANISM)
*o
35
0-
51
0-
47
-G
22
-0 21
-cl
27
–8–

PARTS LIST (CASSE~E MECHANISM)
Ref. No. PART No. DESCRIPTION IQ’ty
CASSETTE MECHANISM
5
14
17
27
28
38
39
6440014607 MECH.UNIT CST.TN-301 NX
6440054481 HEAD PANEL ASSY
6440054573 PINCH ROLLER ASSY
6440054597 REEL GEAR ASSY
8440054658 MAIN BELT
6440054665 MOTOR EG-530AD-2F
6440054733 GEAR PLATE ASSY
6440054740 CAM GEAR
1
1
1
1
1
1
1
NOTES: 1. Part orders must contain Model Number. Part Number and Descri~tion.
2. Ordering quantity of screws and resistors must be multiple of 10 PCS.
CASSETTE MECHANISM DISASSEMBLY PROCEDURES
●KICK PLATE DISASSEMBLY
1.Remove the spring hook of Kick Plate Spring @which Fasten Cassette Case @
2. Slide Kick Plate @and remove.
3. Remove Brake Shoe @
4. Remove Cassette Hold Spring Plate @
●FUNCTION LEVER DISASSEMBLY
1. Remove Function Lever Spring @
2. Remove HL Washer @(2.1x5x0.3) which is installed on the FF Lock Lever @
3. Remove Lock Lever Spring @
4. Remove FF Lock Lever @
5. Remove Reverse Spring @
6. While raising Cassette Case @remove the case from Push Plate @
7. Remove Lift Up Lever @
8. Remove Function Lever @
●FLYWHEEL ASSEMBLY DISASSEMBLY
1.Remove HL Washer @(2.1x3.5x0.3).
2. Remove Flywheel Ass’y @
●REEL GEAR ASSEMBLY DISASSEMBLY
1. Remove PWasher Cut @(1.2x3.8x0.4).
2. Slide and remove Sensor @
3. Remove Reel Gear Ass’y C@.
●CAM GEAR DISASSEMBLY
1.Remove PWasher Cut @(1.2x3.8x0.3).
2. Remove Cam Gear @
-9–

IC BLOCK DIAGRAM
ICO01(LA1862M-TE-R)
*HIGH GRADE TYPE WITH NOISE CANCELLER
36353433 ?331 30292 U27262> ZL23Z?71 al 19 LAlfJ6,M
13
Driver }
\ /
L,P. F
U_II!
Y
1 1 3L
H,P. F
+5 r,’ jl:’’,lq
M,lr4.
T,igq, Ga!c Hcc, Dtmrdcr
5NC
K, c
56 7 89 10 11 12 13 14 Is 16 17 18
IC101(TDA1581T-T)
DECODER FOR TRAFFIC WARNING (VWF)
RADIO TRANSMISSIONS
*
rl,c. —
n.c. —
,1.C,
78 6 5:31
rL
POWER -IB< +Eu
SUPPLY +OET:cTOR +–1
v2/2 SWITCH
?+
o
—
1
—
1
Iref
I1
“3’2+@+ TDA1581T
19
–lo–

ICO02(LA1137N)
AM TUNER
SDt.
~W,S~~ SIGNAL VC: IF /.(%
csc SUFF :Ouh’1 OUT IJU7E
OSC PRO METER M:TER IN BUFF IN
mm ~~AMP ~,> ~~1!2~
tI I
tI1}
1!. I
0s5 SI’GNLL IF IF IF
3U:i SD COUNT DET ACZ
~:i~~ AGC BuFF Sw.
t~l 11]
—H
lr——————
IIJIll
=.FLW FFAfX WIDE GNcl MIX IN M:X OUT AN IF IN WSEN IF OUT
AGC 1)4&Sw ADJ
,tNT D
IC201 (LA3161 )
TAPE HEAD AMPLIFIER
Vcc
d
I)IPU7 1(FAMP I{3
NF 2( )--
5TAND[RD
VOLTAGE
CIRCUIT
lNI’l JT [1 (
{~ F
Aul’r, ( ) 6
NF 7
OUr PUT
OUT IIUI
L-A1137M
IC301 (LA6458M-T1 )
PREAMPLIFIER
VCc kuT2 Vtui vlN”2
B
8
765
+
,
VWT1 VI M-I V,N; ‘EE
-11–

IC BLOCK DIAGRAM
*IC401(TDA1558Q)
POWER AMPLIFIER
,+Vp ,
mm,! I-*
,“, >,,12-,
-.Iql,,ly .011.. (,” _
r,ppl. ,.ioc,lmn
i.pt,l 3-f
tnp,,l 4-’
,mt.rnol
,Ol”,om,o -
1I
s 13
——
~E@-E-r-
II I_m I
II L–– ~I
~-pFiP’Jp.~-l r
.5 103 [1
.
.mm,! 1
+“ulp(,l 2
8— !twl.hl”. d.by
.Olllpul 3
-. 0!4WI A
UC(I.I.V !
hI7!74
5,{,,,.,1ground .01 comoclod Powm gwmf
–12–

I
—
................................------...........................
.~ 1.......................---------------------
..............------........................
.ka=l Illl-Ea-- . ,.
.
.
.
.Jd!$iGL
~,w+w
0s
.,-. —
03+31
41-WV
,“
0.9 cow-a
.C.ct.a
&
...........
-4
I1
........................................
3
.1-,
............................I
@-
.-J
..............-------------------------------------------------------------------
,.,.,
..

cc1 ,-3
1
,. . . . . . ., ., . ,
l—r--l ,,,II
...

I
m
ti
Ii
r-”-
—/I
m
mbcj
o~
m ClrI
CL>
E
c!-—. —
II w’
,.-\
,-,
(

PCB04
TUNER(FM) P.C.B BOTTOM SIDE PCBO1
PCB05
TUNER(AM) P.C.B.
BOTTOM SIDE
MAIN P.C.B BOTTOM SIDE
PCB03
FUSE P.C.B BOTTOM SIDE
fi
PCB06
LCD P.C.B BOTTOM SIDE
PCB07
VR P.C.B BOTTOM SIDE
&k. I
—
PCB02
SWITCH P.C.B BOTTOM SIDE
20- -21-
--

IC AND TRANSISTOR VOLTAGE CHART
ICOO1 :FM IF N/C MPX (v)
YPIN ,.2 cJ 4 5 6 7 8 9 10 11 12
Ic
Icool 3.9 1.4 0.13 2.5 02.9 0.6 8.2 04.9 4.8 2.8
13 14 15 16 17 18 19 20 21 22 23 24
1.6 0.7 3.0 3.0 4.8 3.5 3.4 3.4 3.7 3.4 3.4 4.7
,~ PIN 25 26 27 28 29 30 31 32 33 34 35 36
5.2 4.8 04.0 4.7 3.8 3.0 1.9 4.8 3.4 3.7 3.7
Condition :FM 98.1 MHz, 65dB, Stereo, DK signal received
ICO02 :AM Tuner
PIN ,2 3 4 5 6 7 8 9 1(-J 11 12 13 14 15 16 17 18 19 20
Ic
0.8 1.5 6.1 02.0 8.2 6.2 1,5 1.0 8.2 04.5 04.5 8.2 2.6 6.5 4.9 8.2 4.9
(MW) (MW) (MW) (MOW)(MW) (MW) (MW) (MW) (MW) (MW) (MW) (hAA) (MOW)(MW) (MW) (MW) (MW) (MW) (MW) (MW)
ICO02 23 1,5 1,3 2,0 8.2 6.2 1.5 1.0 8.2 04.5 8.2 2.6 5,8 4.9 8,2 4.9
(LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW) (LW)
Condition :MW 999kHz, 74dB is received
LW 216kHz, 74dB is received
IC201 :Tape Head Amplifier
bPIN ,2 3 4 5 6 7 8
Ic IC401 :Power Amplifier
IC201 1.3 0.7 2.9 8.2 02.9 0.7 1.3 Ic PIN ,2 3 4 5 6 7 8 9 10
IC301 :Pream Olifier IC401 2.1 2.1 06.3 13.1 6.3 06.2 06.2
PIN 1 2 3 4 5 6 7 8
Ic PIN 11 1,2 13 14 15 16 17
Ic
IC301 4.2 4.2 4.1 04.1 4.2 4.2 8.4 06.2 13.1 12.3 2.1 2.1 2.1
%-
IC601 :Micro Processor
Ic 2 3 45 6 78910 11 12
I I I I I I I I I I I I
IC601 2.2
z
Ic PIN 13
5.2
(~K)
(NO SK)
Ic PIN 25*4
5.0
(g)
(L)
(DATA)
]2.6
2.6
&
o 0 0
14 15 16
5.2 5.2
5.2 @c~d) (MONO)
0.8
(Notreceived) (ST)
26*5 I27 I28
5.0
(:) 2.6 2.6
4-=--L-
2.6 I2.6 I2.6
50 I51 I52
2.6 2.6 5.2
5.2 5.2
(~K) (TA;E) 0,
(NO DK) (RADIO)
17 I18” I19
4
4.9 5.0
(TA;E) ($ (g)
(RADIO) (NO DK) ($k_A
29 30 31
2.6 2,6 2,6
*
3.5
(FIR’) 2.5 5.2
PIN 61
Ic 62 63 64 ‘1
o00 2.6 *2
*3
20 21 22 23’2 24*3
5.0 5.0 5.0 5.0
(g) (g) o(~) (g)
(L) (L) (L) (L)
(DATA) (DATA) (DATA) (DATA)
-2.6 2,6 2.6 2.6 2.6
I1 1 1
44 45 46 47 48
2.6 I2.6 I2.6 I2.6 I2.6
56 1571581 59 I60”
1.00-1 .3[
,,J~h)3f
2“5 ;;) 1)
5“2 (FM) \Lw) j)
1. !!!37
(LW)
{
With the case ass’y (partial detachable panel) removed :~~
t,-
When the preset button #2 or #6, or “SDK” button is pressed.
When the ~reset button #1 or #5 or “AS” button is DreSSed.
Om Sec :0
3m Sec :5.0
*4
*5
*6
When the preset button #4 or “Band” or “Tune/Seek-” is pressed
When the preset button #3 or “TunelSeek-” is pressed.
During seek operation.
-22-

Qool QO02
Signal
Name IF-IN SD
1.5 0.6
(FM) (FM TUNE)
B0.2
(MW”LW) (Fyu~:-)
7.2
(FM) (FM %NE)
c4.5
(MW”LW) (FYJI:-)
0.8
(FM) (FM $uNE)
Eo
(MW”LW) (Fyu;:-)
m
(ML
G999kHz 74dB )
o
(999~H?6dB )
I
0.18
(MW
D999kHz 74dB )
5.5
[999!H~ 6dB )
II
(ML
s999kHz 74dB )
(ML
999kHz 6dB 1
1’ I
Qo03
SD
(FM 7uNE)
4,5
(FYI:-)
5.2
(FM TUNE)
(Fik)
(FM ~uNE)
(Fik-)
QO05
HCC
Control
3.0
(FM received)
0.7
(FM not
received )
8.2
(FM received)
8.2
(FM not
received )
2.5
(FM received)
0.2
(FM not
received )
0.7 3.[
(MOW) (MW) (MW
999kHz 74dB )
0.7 6.2
(LW) (Lti) (‘w )
999kHz 6dB
7.9
(MOW) (MOW) (‘w
999kHz 74dB )
7.45
0.08 8.3
(LW) (LW) (MW
999kHz6dB )
o
(MOW) (MOW) (‘w )
999kHz74dB
5.5
(Lti) (L)) (999pHy 6dB)
III
,I
QOIO QO11 Q012 Q013
I1
Signal MWILW MWILW MW/LW MWILW
Name Svvifching Switching Switching Switching
0.6 0.7 0.7
(My) (MOW) (MOW) (~”y)
B(LW) (LW) (LW) (LW)
I1I1
(y”y) (rj# (M~W) (M~W)
c(LW) (LW) (LW) (LW)
(M}) (M}) (M;W) (M})
E(LW) (LW) (LW) (LW)
*
–23-

IC AND TRANSISTOR VOLTAGE CHART
h---q
Signal
Name
B(G)
Q015 Q201 Q202
TAPE +B
Switching
IF-REQ TAPE +B
1.00–1 .28
(FM SEEK)
1.08–1 .38
(MW SEEK)
1.22–1 .37
(LW1~;EK)
FM 98.1 MHz;
5.0
(FM received
(FM ~EEK)
12.5
(TAP~3~LAY)
(RADIO)
5.0
(TAPE PLAY;
(RA~lO)
(TAP;;~LAY)
(RADIO)
1.3–7,0
(F~2MS~;K)
(M~5~E~K)
(LW;~EK)
FM 98.1 MHz)
(FM r;~;ived) 12.9
(TAPEOPLAY)
C(D) (FM SEEK) (RADIO)
(FM {EEK) o
[FM received)
(FM ~EEK)
13.1
(TAPE PLAY) [TAPE}LAY)
(RADIO)
(MW ;EEK)
(LW REEK)
l_-
E(S) 13.1 ‘
(RADIO)
I(FM 98.lMHz)
Q301 Q302 Q303 Q304
Signal RADIO~APE RADIO/TAPE
Name MIXING MIXING AF MUTE (F) AF MUTE (R)
,—
2.8 2.8 2,2 2.2
B(POWER ON) (POWER ON) (MUT~ ON) (MUT; C)N)
(POWER OFF) (POWER OFF) (MUTE OFF) (MUTE OFF)
8.4 8.4
c(POWER ON) (POW;R ON) (MUT} ON) (MUT} C)N)
(POWER OFF) (POWER OFF) (MUTE OFF) (MUTE C)FF)
w
—2.2 2.2
E(POWER ON) (POWER ON) (MUT} ON) (MUT} ON)
I](POWER OFF) I(POWER OFF) I(MUTE OFF) I(MUTE OFF)
Q601 Q602 Q603 Q701 Q702
Signal
Name IF-REQ AF-MUTE AF-MUTE ACC 12V ACC 12V
(Switching)
5,0 4.6 5.2 12,4 5.2
B(FM re~ived) (MU~; ON) (MUT~ ON) (PO~~~ C)N) (POW~R ON)
(FM SEEK) (MUTE OFF) (MUTE OFF) (POWER OFF) (POWER OFF)
c(FM r;~;ived) (MU!; ON) (MU~\ON) (PO;;: ON) (POLN;l ON)
(FM SEEK) (MUTE OFF) (MUTE C)FF) (POWER C)FF) (POWER OFF)
E(FM re~eived) (MU;; ON) (MUT} ON) (PO% ON) (POW{R ON)
(FM SEEK) (MUTE OFF) (MUTE OFF) (POWER OFF) (PC)WER OFF)
[III I II
–24–

‘IN Q703 Q704 Q705 Q706 Q707 Q708
Signal VCC 8V TUN +B FM 8V FMIMW AM 8V FM/MW
Name Switching Switching
9.0 0.8
B(POWER ON) (R;~lO) (FM-II;ND) (FM~$ND) (FM~~%ND) (FM;I;ND)
(POWER OFF) (TAPE) (MW(AM)LW) (MW(AM)LW) (MW(AM)LW) (MW(AM)LW)
11.9 8.4 8.4
c(POW;R ON) (RA~lO) (FM-BAND) (FM;~jND) (FM-II$ND) (FM~~~ND)
(POWER OFF) (TAPE) (MW(AM)LW) (MW(AM)LW) (MW(AM)LW) (MW(AM)LW)
8.4 8.4 8.4
(POWER ON) (R~~O) (FM;B$ND) (FM-$ ND) (FM; ND) (FM-$ ND)
E(POWER OFF) (TAPE) (MW(AM)LW) (MW(AM)LW) (MW(AM)LW) (MW(AM)LW)
PIN Q709 Q71O Q711 Q712 Q713 Q714
Signal Lamp 8V Lamp 8V Lamp 8V M-ANT M-ANT ACC-OFF
Name (Switching) (Switching) (Switching) MUTE
9.1
B(POWER ON) (POVV;,~ ON) (POW5$ ON) (PO% ON) (PO~; ON) (PO% ON)
(POWER OFF) (POWER OFF) (POWER OFF) (POWER OFF) (POWER OFF) (POWER OFF)
12.4 9.1
(POW,! ON) (POWER ON) (PO!N;~ ON) (PO~~ ON) (POVV;~ ON) (P~4~~~N)
c13.1+0
(POWER OFF) (POWER OFF) (POWER OFF) (POWER OFF) (POWER OFF) (POWER OFF)
8.5 9.1
(POWER ON) (POWf~ ON) (POW{R ON) (PO~;; ON) (POW~R ON) (PO% ON)
E(POW#R OFF) (POWER OFF) (POWER OFF) (PO~~~ OFF) (POWER OFF) (POWER OFF)
w
Signal
Name
B
c
E
Q715
AF-MUTE
(
AF–;UTE
ON )
5.2
(
AF–MUTE
OFF )
5.2
(AF–MUTE
ON )
(AF–;UTE OFF )
5.2
(AF–MUTE ON )
5.2
(AF–MUTE OFF )
Q716 IQ717 IQ718 IQ719 IQi’20 I
AF-MUTE VDD (B/U 5V) ACC 5V (CE) ACC detecting ACC detecting
(
AF-~;TE (POW~E~ ON) (POWER ON) (POWER ON) (POW;~ ON)
0) (P:Q::F) ‘: 0“7 0“7
(POWER OFF) (POWER OFF) (POWER OFF)
(
AF–MUTE
OFF )
2.7 12,9
( )
AF41{TE (POVVV,~ ON) 5.3
(POW;R ON) (POW6~’ ON) (POW~ ON)
ACC OFF
(AF-;UTE )()(POWER OFF) (POWER OFF) (POWER OFF)
OFF POW% OFF
2.7 5.3
()
AF-~{TE (POW;: ON) 5.3
(POW5E~ ON) (POW{R ON) (POW;~ ON)
ACC OFF
(AF-iUTE )()(POWER OFF) (POWER OFF) (POWER OFF)
OFF POW% OFF
I111I
–25–
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