Panasonic RC-700E User manual

ORDERNO. AD0304087C8
Clock Radio
RC-700E / RC-700EB / RC-700EJ/ RC-700GN
Colour
(S)............Silver Type
SPECIFICATIONS
Specification
1

Radiofrequencyrange:
FM; 87.50-108.00 MHz
AM; 520-1610 kHz
Intermediatefrequency:
FM; 10.7MHz
AM; 459.0kHz
Sensitivity:
FM; 5.62 V/50mWoutput (-3dB
limit sens.)
AM; 100 V/m/50mWoutput (Max
sens.)
Power requirement:
AC; 230 V, 50 Hz / Power
consumption; 6W
Battery; 9V (one6F22/6LR61, 006P
battery)
Power output: 250 mW+250 mW(RMS...max.)
Speaker; 4cm
Dimensions(W×H×D): 215×64×149 mm
Mass (without battery): 804g
Note: / Specificationsare subject tochangewithout notice. /
Mass and dimensionsare approximate.
[Power consumption instandbymode: 1.8W]
2003 Matsushita ElectricIndustrial Co., Ltd. All rights reserved.
Unauthorized copying and distribution isaviolation of law.
1. Caution for AC Mains Lead
2

2. Operation Checks and Component Replacement
Procedures
-Thissection describes procedures for checking the operation of
the major printed circuitboards and replacing the main
components.
-For reassemblyafter operation checks or replacement, reverse the
respective procedures. Special reassemblyprocedures are
described onlywhen required.
2.1. Checking for the mainP.C.B. ass’y
3

4

2.2. Replacement for the mainP.C.B.
-Follow the (Step1)-(Step5) of item 2.1.
5

6

2.3. Replacement for the speakers.
-Follow the (Step1)-(Step3) of item 2.1.
7

3. Schematic Diagram
3.1. SchematicDiagram Notes
S1:
DOZE switch.
S2:
SLEEP switch.
S3:
HOUR switch.
S4:
MINswitch.
S5:
ALARMswitch.
S6:
TIME SET switch.
S11:
BAND switch in“AM” position.
AL1-1, AL1-2:
RADIO/BUZZER, ALARM, OFF, RADIO/OFF select switch in
“RADIO/OFF” position.
VR1:
Batteryback-up VR.
VR2-1, VR2-2:
8

Volume control VR.
-DC voltage measurements are taken with electronics voltmeter.
The negative terminal of the batteryprovides negative meter
connection point.
Nomark.........
FM
().....................
AM
-Batterycurrent:
Vol. min................
FM: 15mA
AM: 15mA
Vol. max...............
FM: 36mA
AM: 29mA
Measurement instruction
AM:
74dB/m, 30%Mod.
FM:
60dB, 30%Mod.
-Important safetynotice
Components identified bymark have special characteristics
importan for safety. / When replacing anyof these components,
use onlymanufacturer’sspecified parts.
-Thisshematicdiagram maybe modified at anytime with the
development of new technology.
3.2. SchematicDiagram
4. Printed Circuit Diagram
5. Type Illustration of IC’s, Transistors and Diodes
6. Measurement and Adjustment
6.1. ALIGNMENTINSTRUCTIONS
9

READ CAREFULLY BEFORE ATTEMPTING ALIGNMENT
1. Set power source voltageto 230V/50Hz AC.
2. Set volumecontrol to maximum.
3. Set band switch to AMor FM.
4. Outputofsignal generator should beno higher than necessaryto obtain an outputreading.
-AM-IFALIGNMENT
Signal GeneratororSweep
Generator RadioDial Setting Indicator (Electronic
Voltmeteror
oscilloscope)
Adjustment
(Shownin Fig.1 )
Remarks
Connections Frequency
Fashion a loop of
several turns of
wire and radiate
signal intoloop of
receiver.
459 kHz 30%
Mod. at 400 Hz Point of non- interference. (on/
about 600 kHz)
Connect vert.
amp. of scope to
test point TP3.
Negative side to
test point TP4.
T3 (AM IFT)
Adjust
maximum
output.
-AM-RFALIGNMENT
Signal GeneratororSweepGenerator RadioDial
Setting Indicator (Electronic
Voltmeteror
oscilloscope)
Adjustment
(Shownin Fig.1 )
Remarks
Connections Frequency
Fashion a loop of
several turns of
wire and radiate
signal intoloop of
receiver.
511 kHz Variable
capacitorfully
closed.
Connect vert.
amp. of scope to
test point TP3.
Negative side to
test point TP4.
L10 (AM OSC
Coil)
Adjust
maximum
output.
Fashion a loop of
several turns of
wire and radiate
signal intoloop of
receiver.
1650 kHz Variable
capacitorfully
opened.
Connect vert.
amp. of scope to
test point TP3.
Negative side to
test point TP4.
CT1-3 (AM OSC
Trimmer)
Adjust
maximum
output.
Fashion a loop of
several turns of
wire and radiate
signal intoloop of
receiver.
600 kHz Tune tosignal Connect vert.
amp. of scope to
test point TP3.
Negative side to
test point TP4.
[*1] L5 (AM ANT
Coil)
Adjust
maximum
output.
by
L5
moving
along
ferrite
Fashion a loop of
several turns of
wire and radiate
signal intoloop of
receiver.
1500 kHz Tune tosignal Connect vert.
amp. of scope to
test point TP3.
Negative side to
test point TP4.
CT1-4 (AM ANT
Trimmer)
Adjust
maximum
output.
[*1] Fix antenna coil withwax aftercompleting alignment
10

-FM-RFALIGNMENT
Signal GeneratororSweepGenerator RadioDial
Setting Indicator (Electronic
Voltmeteror
oscilloscope)
Adjustment
(Shownin Fig.1 )
Remarks
Connections Frequency
Connect totest
point TP1 through
FM dummy
antenna. Negative
side totest point
TP2.
86.2 MHz Variable
capacitorfully
closed.
Connect vert.
amp. of scope to
test point TP3.
Negative side to
test point TP4.
L7 (FM OSC Coil) [*
2]
for
output.
109.2 MHz Variable
capacitorfully
opened.
Connect vert.
amp. of scope to
test point TP3.
Negative side to
test point TP4.
CT1-2 (FM OSC
Trimmer) [*
2]
for
output.
106 MHz Tune tosignal. Connect vert.
amp. of scope to
test point TP3.
Negative side to
test point TP4.
CT1-1 (FM ANT
Trimmer) [*
2]
for
output.
[*2] Three output response will be present; propertuning is the outerfrequency.
-FM-IFCHECK
Signal GeneratororSweepGenerator RadioDial
Setting Indicator (Electronic
Voltmeteror
oscilloscope)
Adjustment
(Shownin Fig.1 )
Remarks
Connections Frequency
Connect totest
point TP1 through
ceramic capacitor.
Negative side to
test point TP2.
10.7 MHz (Sweep) Point of non-
interference.
(on/about 90
MHz)
Connect vert.
amp. of scope to
test point TP3.
Negative side to
test point TP4.
-
Waveform
shown
Fig.2
-BUCK-UPBATTERYFREQUENCYALIGNMENT
DC PowerSupply Indicator
(Frequency
Counter)
Adjustment
(Shownin Fig.1 )
Remarks
Connections Voltage
Connect totest
point TP11 through
ceramic capacitor.
Negative side to
test point TP12.
9V Connect vert.
amp. of scope to
test point TP9.
Negative side to
test point TP10.
VR1 / (Battery
Back-up) Adjust VR1 for
2400
on frequency
counter
reading. (Fig.3)
11

6.2. Adjustment points Fig.1
Fig.2
Fig.3
7. Replacement Parts List
Note:
-All parts are supplied byASPC.
-Important safetynotice:
-Components identified bymark have special characteristics
important for safety.
-Furthermore, special parts which have purposes of fireretardant
(resistors), high-qualitysound (capacitors), low-noise (resistors),
etc. are used.
-When replacing anyof components, be sure to use only
12

manufacture’sspecified parts showninthe parts list.
-The parenthesized indications inthe Remarks columns specifythe
areas. (Refer to the cover page for area.)/ Parts without these
indications can be used for all areas.
-Capacityvalues are inmicrofarads (uF) unless specified otherwise,
P=Pico-farads (pF) F=Farads (F)
-Resistance values are inohms, unless specified otherwise, 1K=
1,000 (OHM), 1M=1,000k (OHM)
-The marking <RTL> indicates the retention time islimited for this
item. After the discontinuation of thisassemblyinproduction, it
will no longer be available.
Ref. No. PartNo. PartName& Description Pcs Remarks
1L0AA04A00018 SPEAKER 2
2REXW0008 SPEAKER WIRE 1
3RGJW0004-D POINTER 1
4RGUW0010-S OPERATION BUTTON 1
6RGVW0005-S SLIDEKNOB 1
7RGWW0007-S VOLUMEKNOB 1
8RGXW0001-H TUNING KNOB 1
9 RHDW30002 SCREW 2
10 RJA0037-D AC CORD 1 (GN)
10 RJA0054-D AC CORD 1 (EB)
10 RJA23YB-D AC CORD 1 (E)(EJ)
11 RKMW0011C-S TOPCAB 1
12 RKSW0024L-H BOTTOMCAB 1 (E)
12 RKSW0024M-H BOTTOMCAB 1 (EJ)
12 RKSW0024N-H BOTTOMCAB 1 (EB)
12 RKSW0024P-H BOTTOMCAB 1 (GN)
13 RKWW0009C-Q LED PANEL 1 (E)(EB)(GN)
13 RKWW0009H-Q LED PANEL 1 (EJ)
14 RMAW0003 SPK BRACKET 2
15 RMLW0001 POINTER LEVER 1
16 RMNW0004 SAFETYCHASSIS 1
17 RMQW0009 PC SHEET 1
18 XTV3+10G SCREW 2
19 XTV3+14G SCREW 1
20 XTV3+16G SCREW 4
21 XYN26+C6 SCREW 1
22 1RL-RC7200 FMANTWIRE 1
23 RWJ9504090SS PTTO MAIN WIRE 1
25 RJCW99001 BATTERYSNAPWIRE 1
26 RGNW0054-S NAMEPLATE 1 (EB)
27 RQLXS0045 CAUTION LABEL 1 (EB)
A1 RQTW0039-1E O/I BOOK 1 (E)English, / Germany, /
French, / Spanish, / Duch, /
Swedish, / Danish
13

Ref. No. PartNo. PartName& Description Pcs Remarks
A1 RQTW0040-B O/I BOOK 1 (EB)(GN) / English
A1 RQTW0041-E O/I BOOK 1 (EJ) Itarian
AL1 RSS4B002-B SELECTSW 1
C1 ECKR1H103ZF5 50V0.01U 1 (EJ)(GN)
C1 ECQV1H683JZ3 50V0.068U 1 (E)(EB)
C2 ECKR1H103ZF5 50V0.01U 1 (EJ)(GN)
C2 ECQV1H683JZ3 50V0.068U 1 (E)(EB)
C3 ECKR1H103ZF5 50V0.01U 1 (EJ)(GN)
C3 ECQV1H683JZ3 50V0.068U 1 (E)(EB)
C4 ECKR1H103ZF5 50V0.01U 1 (EJ)(GN)
C4 ECQV1H683JZ3 50V0.068U 1 (E)(EB)
C5 ECA1HM101B 50V100U 1
C6 ECA1CM220BV 16V22U 1
C8 ECBT1H102KB5 50V1000P 1
C9 ECA1CM102E 16V1000U 1
C10 ECA1HM4R7BV 50V4.7U 1
C11 ECBT1E223ZF5 25V0.022U 1
C12 ECA1CM220BV 16V22U 1
C14 ECQG1H103KZT 50V0.01U 1
C15-17 ECBT1C103NS5 16V0.01U 3
C18 ECA1CM221B 16V220U 1
C21 ECBT1H470J5 50V47P 1
C22 ECBT1H100JC5 50V10P 1
C23 ECBT1H180JC5 50V18P 1 (E)(EB)(GN)
C23 ECBT1H200JC5 50V20P 1 (EJ)
C24 ECBT1H220JC5 50V22P 1 (E)(EB)(GN)
C24 RH1H240JMAX 50V24P 1 (EJ)
C25 ECBT1H102KB5 50V1000P 1
C26 ECFR1C104MR 16V0.1U 1
C27 ECA1HM010BV 50V1U 1
C28 ECBT0J223MS5 6.3V0.022U 1
C31 ECA1CM220BV 16V22U 1
C32 ECKR1H151KB5 50V150P 1
C33 ECBT1H331KB5 50V330P 1
C34 ECA1HMR22BV 50V0.22U 1
C35 ECA1HM0R1BV 50V0.1U 1
C36 ECFR1E223KR 25V0.022U 1
C37,38 ECA0JM471B 6.3V470U 2
C39 ECA1HM0R1BV 50V0.1U 1
C40 ECA1HM010BV 50V1U 1
C41,42 ECA1HM2R2BV 50V2.2U 2
C43,44 ECA1HMR22BV 50V0.22U 2
C45 ECA1CM471B 16V470U 1
C46 ECBT1H271KB5 50V270P 1
C48 ECBT0J223MS5 6.3V0.022U 1
C50,51 ECBT1H563KB5 50V0.056U 2
C52,53 ECBT1H102KB5 50V1000P 2
C54,55 ECFR1C683KR 16V0.068U 2
CF1 J0B1075A0105 FMCF 1
CF2 J0B4593A0004 AMCF 1
CF3 J0B1075A0106 DISCRIMINATOR 1
14

Ref. No. PartNo. PartName& Description Pcs Remarks
CP1 RJP3G4YA CONNECTOR(3P) 1
D1-D4 RL1N4003S-P RECTIFIER DIODE 4
D5 MTZJ10BTA ZENER DIODE 1
D6-D9 RVD1SS133TA SWITCHING DIODE 4
D14 MTZJ6R8BTA ZENER DIODE 1
D15 RVD1SS133TA SWITCHING DIODE 1
FP1 K5G400A00001 FUSE PROTECTEOR 1
IC1 RVILM8560B CLOCK IC 1
IC2 TA2111N TUNER IC 1
IC3 C1BA00000360 POWER AMPIC 1
L1,L2 RLQY11G4W-F CHOKECOIL 2
L5 G2CADB000003 BAR ANTENNA 1
L7 RL04N187-0 FMOSC COIL 1 (EJ)
L7 RLD4Y53W-F FMOSC COIL 1 (E)(EB)(GN)
L8 RLQY30S1W-F FMCOIL 1
L10 G2A351C00001 AMOSC COIL 1
LED1 3HCR21532 LED DISPLAY 1 (EB)(GN)
LED1 4HCR21532 LED DISPLAY 1 (E)(EJ)
P1 RPK1894 GIFTBOX 1 (E)
P1 RPK1895 GIFTBOX 1 (EB)
P1 RPK1896 GIFTBOX 1 (EJ)
P1 RPK1897 GIFTBOX 1 (GN)
P2 RPF0164 PROTECTION BAG 1
P3 RPHW0001 MIRAMATSHEET 1
PCB1 REPW0019B P.C.B. ASS’Y 1 [RTL](E)
PCB1 REPW0019C P.C.B. ASS’Y 1 [RTL](EB)
PCB1 REPW0019D P.C.B. ASS’Y 1 [RTL](EJ)
PCB1 REPW0019E P.C.B. ASS’Y 1 [RTL](GN)
Q3,Q4 2SC2001LTA TRANSISTOR 2
R1,R2 ERDS2TJ220T 1/4W22 2
R3 ERDS2TJ222T 1/4W2.2K 1
R4,R5 ERDS2TJ472T 1/4W4.7K 2
R6,R7 ERDS2TJ104T 1/4W100K 2
R8 ERDS2TJ101T 1/4W100 1
R9 ERDS2TJ474T 1/4W470K 1
R13 ERDS2TJ122T 1/4W1.2K 1
R15 ERDS2TJ222T 1/4W2.2K 1
R16 ERDS2TJ183T 1/4W18K 1
R18 ERDS2TJ101T 1/4W100 1
R19 ERDS2TJ472T 1/4W4.7K 1
R20 ERDS2TJ330T 1/4W33 1
R21 ERDS2TJ560T 1/4W56 1
R23 ERDS2TJ332T 1/4W3.3K 1
R24 ERDS2TJ820T 1/4W82 1
15

Ref. No. PartNo. PartName& Description Pcs Remarks
R25 ERDS2TJ151T 1/4W150 1
R29 ERDS2TJ332T 1/4W3.3K 1
R30 ERDS2TJ331T 1/4W330 1
R31 ERDS2TJ560T 1/4W56 1
R33,34 ERDS2TJ822T 1/4W8.2K 2
R36,37 ERDS2TJ152T 1/4W1.5K 2
R38,39 ERDS2TJ562T 1/4W5.6K 2
R42,43 ERDS2TJ272T 1/4W2.7K 2
R46 ERDS2TJ101T 1/4W100 1
S1-S6 EVQ21405R SW 6
S11 K0D123B00039 BAND SWITCH 1
T1 G4C3AAH00002 POWER TRANSFORMER 1
T3 RLI2B458-M AMIFTCOIL 1
VC1 F6D4DEBB0001 VARIABLECAPACITOR 1
VR1 EVNDXAA03B25 VARIABLERESISTOR 1
VR2 D2BFC14Z0001 VOLUME 1
8. Cabinet Parts Location
16

9. Packaging
17

K0304YH
18

RVD1SS133TA
A
Ca
Anode
Cathode
RL1N4003S-P
A
Ca
Anode
Cathode
MTZJ6R8BTA
MTZJ10BTA
A
Ca
Anode
Cathode
ECB
2SC2001LTA
C1BA00000360
1
4
8
5
RVILM8560B
TA2111N 28PIN 24PIN
No.1

W0009CB
W0009CB
W0009CA
L4
L3
W1
C9
R2
R1
R46
R4 C6
C17
D5
1
S2(SLEEP)
D6 R5
J2
J7
J8
R3
C4
D3
C3
D4
C18
J5
J4 D7
J37 J10 C10
J36
J38
R7 R8
J12
C8
R15
R13
J33
L2 L1
J6
D14
D9
Q4
R31
J3
Q3
J9
J11
ANT
L9
K
J16
IC2
S3(HOUR)
J23
(TIME SET)
S4(MIN)
J18
J17
J15
S6
C15
15 20 25 28
1
510
14
IC1
J20
R9
C11
C12
R16
J14
C27
J21
R18 C21
J39
CF2
R25
D2
C2
C1
J35
R30
C46
J1
C5
J25
C28
J24
T3
C22
D8
R/B
AL1(SELECTOR)
A/R C OF R/O
OF R/O
R/BA/R C
J34
VR1
S1(DOZE)
R6
1
1
5
10
12
24
20
15
13
4
58
J26
IC3
C40
C41
R19
J29
R21
C42
C39
J41
C35
C23
L5
L10
FMOSCFMANT
AMOSC
AMANT
R34
CP1
C44
R36 R37
C51
C50
C32
R42
C55
C54
R43
C43
R39
S11
J28
J27
R29
C37
C38
C45
R33
C33
C34
C36 C31
CF1
CF3
C24
R23
C48
J30
J32
R24
C26
C25
J40
32
VR2
R38
AM
FM MONO
FM ST
J31 L6 C16
D1
W1
L8
L7
R20
4
3
2
1
C53
C52
J22
C14
S5(ALARM)
CT1-4 CT1-3
VC1-1 VC1-2
CT1-1 CT1-2
VC1-4 VC1-3
AC IN
230V···[E,EJ]
230-240V···[EB,GN]
50Hz
CAUTION
RISK OF ELECTRIC SHOCK
AC voltage line.Please do not
touch this portion. T1
(Power transformer)
REPW0019B ··· [E]
REPW0019C ··· [EB]
REPW0019D ··· [EJ]
REPW0019E ··· [GN]
REPW0019B ··· [E]
REPW0019C ··· [EB]
REPW0019D ··· [EJ]
REPW0019E ··· [GN]
(BAND) (VOLUME)
123
REPW0019B ··· [E]
REPW0019C ··· [EB]
REPW0019D ··· [EJ]
REPW0019E ··· [GN]
E C B
FP1
For [E/EJ]
NOTES:
WHT ··· White
RED ··· Red
BLK ··· Black
GRY ··· Gray
D15
J13
J19
+
+
+
+
+
+
+
+
+
+
+
+
++
+
++
+
+
TP5 TP2 TP3 TP8TP4 TP7 FM ANT WIRE TP1
BLK
R
E
C
B
TP17
RED
BACK-UP BATTERY 006P
BATTERY 9V
(6F22/6LR61 OR EQUIVALENT)
TP14TP12
TP13
1234
TP16
TP15
1 2 3 4
LED1 (DISPLASY)
TP11
TP18
TP19
PM DYNAMIC
SPEAKER
4cm, 4Ω
(Rch) (Lch)
RED BLK
GRY
123
BLK/WHT
TP9
TP10
1
A
B
C
D
E
F
2345