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X-E5
ADJUSTMENT
Adjustment (CD player)
Test mode
Display
Setting of test mode : CN57 (X28 : C/6) Set above
mode.
jefe [30]
kw ree
FOCUS SERVO ON
1,3 | CHECK
| TRACKING SERVO OFF
FEED SERVO OFF
EX. Setting of test mode : Shorting the No. 1 pin to the
No. 2 pin
Setting of alHight-up mode : Shorting the No. 1 pin
to the No. 5 pin
FOCUS SERVO ON
TRACKING SERVO OFF
On the power from 0.08 to
Apply the sensor | Short 1 pin and 2 pin of CN57
0.15mW, when the diffraction
section of the
and enter the test mode.
grating is correctly a ligned
LASER POWER
optical power
Short 1 pin and 3 pin of CN57.
with the RF level of 1.5Vp-p or
meter on the
The LD emets light. Then,
more and the TE (servo open)
pickup lens.
confirm that the display is "03"
level of 1.5Vp-p or more, the
pickup is acceptable.
TRACKING SERVO ON
Cyclic indication of all-light-up
mode/all-go-off mode of LF
display.
FEED SERVO OFF
Test disc type 4 | Connect a LPF to
FEED SERVO ON
FOCUS SERVO OFF
STOP
INPUT
OUTPUT
ALIGNMENT
SETTING
SETTING
POINTS
Apply signal of | CN56 pin 2,3 to
FOCUS GAIN
1.0kHz, 0.1Vrms to | which connect an}
Short 1 pin and 4 pin of CN57.
FOCUS GAIN
Two VTVMs should read
CN56 Pin 2, 3
oscilloscope or | Confirm that the display is "05".
VR51
the same value.
(X28 : C/6)
10 AC voltmeters.
(X28 : C/6)
(X28 : C/6)
(X28 : C/6)
Connect a LPF to
CN56 pin 5, 6 to
Test disc type 4
Apply signal of
TRACKING GAIN
1.0kHz, 0.1Vrms to | which connect an | Short 1 pin and 4 pin of CN57.
TRACKING GAIN
Two VTVMs should read
CN56 Pin 5, 6
oscilloscope or | Confirm that the display is "05".
VR52
the same value.
{X28 : C/6)
a AC voltmeters.
(X28 : C/6)
(X28 : C/6)
(X28 : C/6)
(NOTE)
Type 4 disc : SONY YEDS-18 TEST DISC or equivalent.
LPF : Around 47k82+390pF or so.
(a) Laser power
(b) Focus gain, (c) Tracking gain
w Nh =
ol
Focus gain:
08~0.15mW
oe <0
1.0kHz
0.1Vrms
Tracking gain:
20
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