Sony SRW-5000 Maintenance Manual page 113

[F4] (DEW SNSR) Key
This menu checks the function of a dew (condensation) sensor.
Checking
1. Press the [F4] (DEW SNSR) key of the SERVO CHECK menu to display the
DEW SENSOR menu.
2. Press the [SET] key.
3. Slightly touch the sensor using a cotton swab moistened by water.
. Check the superimposed display to see that a character string changes from
"DRY" to "WET".
4. Wipe the sensor using a dry cotton swab to eliminate the moisture or evaporat-
ing the moisture completely using a blower.
. Check to see that "WET" returns to "DRY".
5. To finish the check, press the [F10] (EXIT) key.
6. Press the [F10] (EXIT) key while pressing the [SFT] (SHIFT) key.
7. Press the [F10] (EXIT) key after the message "Check Complete" is displayed to
return to the SERVO CHECK menu.
In case of NG
. Check each sensor itself.
. Check the detection circuit on the DR-508 board.
. Check the sensor input port of MPU (IC206 on the DR-508 board).
SRW-5000/5500
Location of Dew (Condensation) Sensor
CASSTT SERVO CHECK MENU
F1
SW
DEW SENSOR
CASSTT
F2
CMP SW
Press SET key.
TE
F3 SNSR
DEW
SNSR
F4
S REEL
T REEL THREAD CCM CAPSTN
DIAG
MOTOR MOTOR MOTOR MOTOR MOTOR
ALT F5 F6 F7 F8 F9 F10
[SET]
SERVO CHECK MENU
DEW SENSOR : DRY
moisten dry up
SERVO CHECK MENU
DEW SENSOR : WET
Dew (condensation) sensor
EXIT
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