Sanyo VHR-279E Service Manual page 3

Problem
Main Possible Cause
Mechanism Operations and
State After Occurrence
Front unloading cannot be performed
when ejecting the cassette.
(Front loading can be performed.)
¢ The cassette drive mechanism is
faulty.
* The front door is caught.
Front loads and shifts to the STOP or
INITIAL mode.
¢ When the power switch is tumed on
before eject operations: Shifts to the
STOP mode.
« When the power switch is turned off
before eject operations: Shifts to the
INITIAL mode and the power goes
off.
—
Front loading and front unloading can-
not be performed when ejecting the
cassette.
¢ The tape cassette is caught in the
cassette drive mechanism.
* The main cam and front rack gear of
the front loading mechanism have
not engaged properly.
¢ The gears of the front loading drive
erly.
mechanism have not engaged prop-
The power is forcibly turned off with
the mechanism at its current position.
The mechanism becomes 1 (RE-
VIEW) while moving from 2 (IDLER),
3 (STILL), 4 (BRAKE), and to 5
(STOP).
¢ The mechanism mode switch con-
The power is forcibly turned off with
the mechanism at its current position.
The mechanism becomes 7 (INITIAL)
while moving from 1 (REVIEW), 2
(IDLER), 3 (STILL), 4 (BRAKE), and
to 5 (STOP).
¢ The mechanism mode switch
tact is faulty.
Carries out tape take-up operations,
shifts to the STANDBY mode, and the.
power goes off.
0 |
The capstan motor does not rotate
and cassette tape eject when cas-
sette tape insert.
The cylinder motor does not rotate
and cassette tape eject when cas-
sette tape insert.
The supply reel does not rotate and
cassette tape eject when tape un-
loading.
tact is faulty.
con-
* The capstan motor is faulty.
¢ The control of the capstan motor is
faulty.
¢ The cylinder motor is faulty.
¢ The control of the cylinder motor is
faulty.
¢ The supply reel is caught.
¢ The reel belt is faulty.
¢ The reel torque has decreased.
Shifts to the EJECT mode.
Protect cassette tape.
Shifts to the EJECT mode.
Protect cassette tape.
Shifts to the EJECT mode.
Protect cassette tape.
Mechanism Mode Display Contents
Mechanism Mode
Mode No.
Mechanism Mode
Mode No.
Mechanism Mode
00
01
02
03
04
05
06
CASSETTE OUT
STANDBY
STOP
STILL
REC-PAUSE
AUDIO DUBBING-PAUSE
FRAME ADVANCE
AUDIO DUBBING
X2 SPEED PLAY
CUE
REVIEW
FAST FORWARD
REWIND
VIDEO INSERT
VIDEO INSERT-PAUSE
AUDIO/VIDEO INSERT
REVERSE X2 SPEED PLAY
OTHERS