Panasonic rf 9l service manual

Page 2

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LOCATION OF CONTROLS AND COMPONENTS

@ Telescopic Antenna

® LED Tuning Indicator (TUNING)
© Tuning Control (TUNING)

@ FM/AM Band Switch (FM/AM)
© Tone Switch (HIGH/LOW)
Power Switch (OFF/ON)

Fig. 2

(3 AM Send Switch (LW/MW/SW1,2.3. 4, 5,6)
Volume Control (VOLUME)

DX-Local Switch (SENS)

EarphoneJack (EAR), 4~an (25 2.5

@ DClnputJack(e-©-®) as

® Battery Compartment

DISASSEMBLY INSTRUCTIONS

(E)

When removing the knob, (M) Band Switch Lever

spring and steel ball will go out
Fig. 7

Its free

All over the world

MEASUREMENTS AND ADJUSTMENT

Cathode / Anode
1
Fig.8 H 1 Fig. 10
Procedure To remove-. Remove-. Shown in Hg.-.
1 Telescopic Antenna Screw (2x 20) ......................... (A) x1 3
2 , Remove the battery cover. -
Rear Cabinet .
3 Screw (2x20) .................... (B) x2 3
4 . . Screw(2x20) ............. ...(C)> rcun Board
5 Cl Knob ............................ (D) x 1 4
6 Unsolder LED .................... (E)x2 5
7 Push the catch in the direction of arrow (F) and 6
remove the dial scale (G) ......... (F)x4. (G) x1
8 Push the catch in the direction of arrow and 6
remove the speaker ............... (H) x 2
9 Dial Chassis ~1. 2 Screw (2x4) ....................... (I)xt 7
10 Screw(1.7x2) ......................... (J)X1 7
11 Remove the dial drum in the direction of arrow and 8
fix it to the dial chassis.
12 Push the catch in the direction of arrow and 9
remove dial chassis. .................... (K)X2
13 Push the catch in the direction at arrow and 7
remove the stopper ...................... (L) x 1
d k b
14 Ban no Push the catch in the direcfion of arrow and 7
remove the lump. ...................... (M) x 5

t1 . Insert the switch into the hole of band switch lever. refer to fig. 7.

t2. Resolder LED. refer to fig. 10.

DIAL THREADING

l65.5mrn

+5

4 Turns

I ALIGNMENT INSTRUCflON
READ CAREFULLY BEFORE ATTEMPTING ALIGNMENT
1 . Set volume control to maximum. 5. Set DX- local switch to OX.
2. Set tone switch to high. 6. Set power source voltage to 3 V DC.
3. Set band SWIICh t0 LWv MW. SW1 TS or FM- 7. Output of signal generator should be no higher than
4. Set power switch to ON. necessary to obtain an output reading.
I MW, LW and SW1 ~5 ALIGNMENT
SIGNAL GENERATOR or INDICATOR
BAND SWEEP GENERATOR 339132?" (E&58w$? ADJUSTMENT REMARKS
CONNECTIONS j FREQUENCY or SCOPE)
AM-IF ALIGNMENT
Fashion loop of 455 kHz j
several turns of 468 kHz Point of non- Output meter T2 (AM 1st) Adjust for maximum
(1) MW wire and radiate For UK.) l interference. (on/ across voice coil. T3 (AM 2nd) output.
signal into loop of °/o MOd. about 600 kHz)
receiver. at 400 kHz j
LW -RF ALIGNMENT
Output meter L1 3 (LW OSC Adjust tor maximum
(2) LW 145 kHz 145 kHz across voice Coil) output. Adjust L1 by
(Raterto Fig. 15) coil (:1) L1 (LW ANT movi coil bobbin
L i Coil) along en'ite core.
kH CT4 (LTW OSC Adjust tor maximum
U 285 z ,, rimmer) output.
3) Lw 285 kHz (Refer to Hg. 15) CT1 (LW ANT Repeat steps (2)
Trimmer) and (3).
MW-RF ALIGNMENT
550 kHz Output meter L14(MW OSC Adjust for maximum
(4) MW 550 kHz (Reler to across voice Coil output. Adjust L2 by
Fig.15) coil (1)L2(MW mot/in DOII bobbin
ANT Coil) along errite core.
1,500 kHz CT6 (MW 030 Adjust for maximum
(5) MW l' 1 .500 kHz (Reterto ,. Trimmer) output.
Fig. 15) 0T5 (MW ANT Repeat steps (4)
Trimmer) and (5).
(«1) Cement antenna bobbin with wax alter completing alignment.
_ SW1 -BE ALIG ENT
Connect $395;th 6.06 MHz Output meter L1 5 (SW1 osc Adjust tor maximum
(6) SW1 I 39 F 5,06 MHz (Refer to across voice Coil) output.
39" (3 0 p " Figt15) coil La (SW1 ANT
Negative side to Coil)
test point V.
SW2-RF ALIG \IMENT
7.2 MHz Output meter Li 6 (SW2 080
(7) SW2 ' 72 MHz (Refer to across voice Coil) Adjust for maximum
Fig. 15) coil L4 (sw2 ANT output.
Coil)
SWS-RF ALIGNMENT
9.631 MHz Output meter L17 (SW3 080
(8) SW3 9.631 MHz (Refer to across voice Coil Adjust for maximum
Fig. 15) coil L5 (SW3 AN output.
Coil)
SW4-RF ALIGNMENT
1 1 .842 MHz Output meter L18 (SW4 080
(9) SW4 " 1 1 .842 MHz (Refer to acres voice Coil Adjust tor maximum
Fig. 15) coil L6 (SW4 ANT output.
Coil)
SWS-RF ALIGNMENT
15.25 MHz Output meter L19 (SW5 030
(10) SW5 ,. 15.25 MHz (Refer to across voice Col!) Adjust lor maximum
Fig. 15) coil L7(SW5 AN output.
Coil)
SWS-HF ALIGNMENT
17.633 MHz Output meter L20 (SW6 080
(11 ) SW6 1 7.838 MHx (Refer to across voice Coil) Adjust for maximum
Fig. 15) coil LB (SW6 (@0th output.
I