Sony XR-4803 SOURCE and MODE button MW, AM MW Auto Scan/Stop Level Adjustment, Setting, Procedure

Models: XR-4803

1 34
Download 34 pages 10.19 Kb
Page 16
Image 16
AM (MW) Auto Scan/Stop Level Adjustment

AM (MW) Auto Scan/Stop Level Adjustment

Adjustment Location:

Make this adjustment after “FM Auto Scan/Stop Level Adjustment”.

 

Setting:

—SET UPPER VIEW–

[SOURCE] and [MODE] button: MW

Tape Speed Adjustment

 

AM RF signal

generator

AM dummy antenna (50 Ω) Adjustment Location:[SOURCE] and [MODE] button: MW

Carrier frequency

: 999 kHz

30% amplitude

 

modulation by

 

1 kHz signal

: 33 dB (44.7 V)

Output level

30 Ω 15 pF

65 pF

set

antenna jack (J1)

TU1

Procedure:

1.Set to the test mode. (See page 14.)

2.Push the [SOURCE] button and set to FM.

3.Push the [MODE] button and set to MW.

INTRO

SHUF1

Display

MW 999￿

4.Adjust with the volume RV1 on TU1 so that the “MW” indi- cation turns to “MWI” indication on the display window. But, in case of already indicated “MWI”, turn the RV1 so that put out light “I” indication and adjustment.

RV4 FM Stereo Separation Adjustment

 

Display

RV2 FM Auto Scan/Stop Level Adjustment

 

 

 

999

RV1 AM (MW) Auto Scan/Stop Level Adjustment

 

 

INTRO

￿

 

SHUF1

 

 

– 16 –

Page 16
Image 16
Sony XR-4803 SOURCE and MODE button MW, AM MW Auto Scan/Stop Level Adjustment, Adjustment Location, Setting, Procedure