Service Mode List - Toshiba MW27FN1 Service Manual

This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily.
To enter SERVICE MODE, unplug AC cord till lost actual clock time. Then press and hold Vol (-) button of main unit and remocon
key simultaneously.
The both pressing of set key and remote control key will not be possible if clock has been set. To reset clock, either unplug AC
cord and allow at least 5 seconds before Power On.
Set Key Remocon Key
VOL. (-) MIN 0
VOL. (-) MIN 1
VOL. (-) MIN 2
VOL. (-) MIN 3
VOL. (-) MIN 4
VOL. (-) MIN 5
VOL. (-) MIN 6
VOL. (-) MIN 9
REC/OTR 4
STOP (DVD) 7
STOP (DVD) 9
Set Key Set Key
VOL. (-) MIN FF

SERVICE MODE LIST

Standard Time
(seconds)
Releasing of V-CHIP PASSWORD.
2
Initialization of the factory.
NOTE: Do not use this for the normal servicing.
2 If you set a factory initialization, the memories are reset such as the
clock setting, the channel setting, the POWER ON total hours, and
PLAY/REC total hours.
Horizontal position adjustment of OSD.
NOTE: Also can be adjusted by using the Adjustment MENU.
2
Refer to the "ELECTRICAL ADJUSTMENT" (OSD HORIZONTAL).
Adjust the PG SHIFTER automatically.
2
Refer to the "ELECTRICAL ADJUSTMENT" (PG SHIFTER).
Adjust the PG SHIFTER manually.
2
Refer to the "ELECTRICAL ADJUSTMENT" (PG SHIFTER).
2 Adjusting of the Tracking to the center position.
POWER ON total hours and PLAY/REC total hours are displayed on the
screen.
Refer to the "PREVENTIVE CHECKS AND SERVICE INTERVALS"
2
(CONFIRMATION OF HOURS USED).
Can be checked of the INITIAL DATA of MEMORY IC.
Refer to the "WHEN REPLACING EEPROM (MEMORY) IC".
Display of the Adjustment MENU on the screen.
2
Refer to the "ELECTRICAL ADJUSTMENT" (On-Screen Display Adjustment).
Initialization of the factory on DVD.
NOTE: Do not use this for the normal servicing.
The function will only work without the setting of DVD disc at DVD
2
mode.
While pressing the Remocon Key for more than the Standard Time,
press the Set Key simultaneously.
Releasing of PARENTAL LOCK.
Refer to the "PARENTAL CONTROL - RATING LEVEL".
3
NOTE: The function will only work without the setting of DVD disc at DVD
mode.
Tray cannot be opened.
3 Refer to the "TRAY LOCK".
NOTE: No indications on the screen when the Tray Lock is setting.
Standard Time
(seconds)
The BOT, EOT, and the Reel Sensor do not work and the VCR deck can
be operated without a cassette tape.
2
Refer to the "PREPARATION FOR SERVICING"
C2-1
Operations
Operations