KENWOOD KRC2904YA
Manual de Servicio

KRC-17G/YA/YG, 194A/G/YA/YG, 266LA/LG/RG KRC-27YA/YG, 2904YA/YG, 294A/G/YA/YG

ADJUSTMENT
No ITEM INPUT SETTINGS RECEIVER SETTINGS ALIGNMENT POINTS ALIGN FOR

FM SECTION

1

SD

98.1MHz 0 dev 35dBµ(ANT input)

TEST MODE: ON FM 98.1MHz

Preset "1" key, and preset "6" key

While holding preset "1" key, press and hold preset "6" key for a few seconds. "ADJ OK" is good. "ADJ NG" is not good.

AM SECTION

(1)

SD

990 kHz 0% mod 35dBµ(ANT input)

TEST MODE: ON AM 990 kHz

Preset "1" key, and preset "6" key

While holding preset "1" key, press and hold preset "6" key for a few seconds. "ADJ OK" is good. "ADJ NG" is not good.

CASSETTE DECK SECTION

[1]

HEAD HEIGHT

SCC-1659

TAPE PLAY

Head Height Screw

1) During FWD transport adjust F and F ' so that line A of 2LINE TAPE passes through the center of the head shield plate (core center area) 2) During RVS transport adjust R and R ' so that line B of 2LINE TAPE passes through the center of the head shield plate (core center area) 3) After the alignment above, reverse the transport direction and check the FWD alignment again. If it is deviated, perform alignment again. (Tape used : SCC-1659,manufactured by A-BEX)

[2]

HEAD AZIMUTH

TCC-153 10kHz

Connect an AC voltmeter and oscilloscope to SP outputs. TAPE PLAY

Head Azimuth Screw

Adjust the azimuth for each L ch/R ch or FWD/RVS becomes maximum.

TEST MODE : ON TEST MODE : OFF

While holding the "FM" key and preset "6" key, reset the unit. Reset the unit.

TAPE SPEED

(2-LINE TAPE)

B
HEIGHT (FWD)
F

'

R

'

A (FWD)

HEIGHT (RVS)

B
HEIGHT/AZIMUTH (FWD)
F R

HEIGHT/AZIMUTH (RVS)

A

(RVS)

5