RXD-NV500/NV600
11
ADJUSTMENT
CD SECTION (use the LCD remocon.)
NO.
ITEM
INPUT
SETTINGS
OUTPUT
SETTINGS
CD PLAYER
SETTINGS
ALIGNMENT
ALIGN FOR
(Caution) Connect and remove to the tester for the laser current check at POWER OFF condition.
TEST MODE : While pressing the PLAY/PAUSE key ,plug the power code into the AC power wall outlet.
Insert TEST DISC.
[1]
LASER CURRENT
CHECK
Test disc
type 4
(POWER OFF
CONDITION ) Set the
tester between
and
of CN305 on the
PCB(X29:B/3) of set
upper .
Press the
PLAY/PAUSE key to
check that the
display is 03 or05.
-
0.5
0.2
[2]
FOCUS ERROR
BIAS
Test disc
type 4
Connect an
oscilloscope and jitter
meter as follows.
CH1:RF(CN301:1pin)
CH2:TE1(CN301:6pin)
GND:VC(CN301:4pin)
Press the
PLAY/PAUSE key .
Confirm that the
display is 05.
FE BIAS
VR301
Optimum eye
pattern
CASSETTE DECK SECTION
NO.
ITEM
INPUT
SETTINGS
OUTPUT
SETTINGS
CASSETTE DECK
SETTINGS
ALIGNMENT
ALIGN FOR
FIG.
Unless otherwise specified, set the respective switches as follows:
TAPE: NORMAL DOLBY: OFF INPUT: REC IN OUTPUT: PLAY OUT
0dBm=0.775V
I .Cassette mechanism (REC/PB head adjustment)
[1]
Demagnetization
and cleaning
-
-
(POWER OFF)
demagnetization
(PLAY)
cleaning
REC/PB head
erase head
capstan
pinch roller
Demagnetize the
REC/PB head by
head eraser. Clean
the REC/PB head
,eraser head,
capstan and pinch
roller with a cotton
swab immersed in
alcohol.
[2]
REC/PB head
azimuth
TCC-153
MTT-114
10kHz,-10dB
Connect the VTVM
and oscilloscope to
REC OUT jack
Connect the VTVM
and oscilloscope to
REC OUT jack
PLAY
FWD
RVS
Adjust the output
to maximum and
adjust the azimuth
adjustment screw
for the Lissajous
waveform pattern
of the oscilloscope
to become close to
a 45¡ straight line.
I I. Capstan motor adjustment
[1]
Tape speed
(NORMAL)
TCC-110
MTT-111
3kHz
PLAY
VR.
inside motor
Adjust so that the
frequency 3kHz at
the center of the
tape.