SAMSUNG MAX-B550
Service Manual

Alignment and Adjustments

1-1-2 AM(MW),LW,SW1,SW2 Adjustment

Circuit Measuring Instrument & Step S.S.G Radio dial Adjusting Adjust for to be Arrangement Frequency Setting Point Adjusted

1 522KHz MW OSC Aduust for 1.0V(0.1V at the low.

OSC Connect AM signal (IR117)

generator to loop antenna,VTVM AND oscilloscope 2 1611KHz MW OSC Check for 7.0V(1.0V at the high. (Fig 1-3) (IR117)

AM (MW)

RF � 1 594KHz MW ANT Maximum out

INTER FREQ � 1 455KHz 522KHz TL2 Maximum out

Fig 1-3 1 146KHz LW OSC Aduust for 2.0V(0.1V at the low.

2 290KHz LW OSC Check for 7.0V(1.0V at the high.

RF 1 150KHz LW ANT Maximum out

Fig 1-3 1 2.3MHz SW1 OSC Aduust for 1.0V(0.1V at the low.

SW1 2 7.3MHz Check for 8.5V(1.0V at the high.

RF 1 3.5MHz SW1 ANT Maximum out

Fig 1-3 1 9.5MHz SW2 OSC Aduust for 1.5V(0.1V at the low.

SW2 2 26.1MHz Check for 8.0V(1.0V at the high.

RF 1 10MHz SW2 ANT Maximum out

1-2 Samsung Electronics