SAMSUNG Ncp-50fh, Ncp-70qh, Ncp-10qh Alignment and Adjustments

OUTPUT

AM SSG
450KHZ

INPUT

AM ANT
IN

Speaker Terminal

60cm

TFT1

VTVM Oscilloscope

1. Alignment and Adjustments

1-1 Tuner

Samsung Electronics 1-1

FM THD Adjustment

Output

Output

1kHz 28dB

60 dB

Minumum Distortion (0.3% below)
(Figure 1-1)

SSG FREQ.

Adjustment
point
(TFT2)

98 MHz

FM DETECTOR COIL

AM(MW) I.F Adjustment

Maximum output (Figure 1-3)

SSG FREQ.

Frequency

Adjustment
point
(TFT1)

450 kHz

522 kHz

AM I.F COIL

FM Search Level Adjustment

Adjust IVR1 so that “TUNED” of FLT is
lighted (Figure 1-2)

4Gag : 20dB(CE standard)

Figure1-2 FM Auto Search Level Adjustment

Figure1-3 AM I.F Adjustment

Figure1-1 IF CENTER and THD Adjustment

SSG FREQ.

Adjustment
point

(TVR1)

98 MHz

BEACON
SENSITIVITY
SEMI-VR(20KΩ)

FM SSG

GND

28 dB

FM SSG

Output
GND

Speaker
Terminal

FM
Antenna
Terminal

Distortion Meter

Input

SET

Input

output

Oscilloscope

FM IN

FM Antenna

SET

TVR1
20KHz

* When adjusting T.H.D., readjust I/F coil on the Tuner Pack.

OUTPUT