Troubleshooting; Alarm Messages; Notes On Use - Sony DVCAM DSR-11 Service Manual

Digital video cassette recorder
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Troubleshooting

Maintenance
Troubleshooting
Please check the following before contacting your Sony dealer.
Symptom
Cause/Remedy
The power cannot be turned on.
The AC adaptor is disconnected. t Connect the AC adaptor.
The unit will not operate even if the power
• Moisture condensation has occurred. t Turn off the power and disconnect the
has been turned on.
AC adaptor. Connect the AC adaptor after about one minute and turn on the
power. Then, if there is a cassette in the unit, remove the cassette and keep the
cassette lid open, power on the unit and leave it on for more than one hour.
• The cassette is not inserted straight. t Insert it straight.
• There is moisture condensation on the head drum. t Keep the cassette lid
The cassette cannot be inserted.
open and turn the power on. Then, wait more than one hour.
• The cassette is not inserted straight. t Insert it straight.
• Another cassette has been loaded already. t Remove the cassette and insert
the one you want to load.
It takes time to eject the cassette.
This is not a malfunction. t This unit ejects the cassette slowly to protect the tape.
No picture.
The video heads are dirty. t Clean the video heads using the supplied cleaning cassette.
Noise appears on the screen.
• A damaged cassette is inserted. t Insert another cassette.
• The video heads are dirty. t Clean the video heads using the supplied
cleaning cassette.
• Reconnect the i.LINK cable (DV cable) (not supplied).
No picture via the DV jack.
• The INPUT SELECT selector is set to other than DV. t Set it to DV.
A damaged cassette is inserted. t Insert another cassette.
The audio is noisy.
Pause is released automatically.
Pause mode is automatically released to protect the tape.
The picture and sound are muted in the
The NTSC/PAL select switch setting is not appropriate. t Set it to a suitable
EE or recording mode.
position for the color system of the input signals.
The REMOTE CONTROL switch setting is not appropriate. t Set it to a suitable
The Remote Commander or remote
control unit does not work.
position for the device you use.
Though DV IN TC on the OTHERS menu
The REC MODE on the VTR SET menu is set to DV SP. t Set the REC MODE
was set to EXTERNAL, the time code of
to DVCAM.
the signals input from the DV IN/OUT
connector cannot be recorded.
When the unit is recording an NTSC
The NTSC/PAL select switch is set to PAL. t Set it to NTSC.
formatted signal input from the DV IN/OUT
connector in DVCAM format, even if the
TC FORMAT on the OTHERS menu is set
to DF, the time code is recorded in non-
drop frame mode.
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Chapter 4 Maintenance

Notes on Use

Notes on Use
Notes on the video cassette recorder
Do not install the unit in a place subject to
direct sunlight or heat sources
If you do, its cabinet, mechanical parts, etc., may be
damaged.
Do not install the unit in an extremely hot
place
If the unit is left in a car parked with its windows
closed (especially in summer), its cabinet may be
damaged or it may not work correctly.
If the unit is brought directly from a cold to a
warm location
Moisture may condense inside the unit and cause
damage to the video head and tape. If you use the unit
in a place subject to direct cold currents from an air
conditioner, moisture may also condense inside the
unit.
Do not place a heavy object on the unit
The cabinet may be damaged, or the unit may not work
correctly.
Do not handle the unit roughly
Avoid rough handling or mechanical shock.
To avoid damaging the cabinet finish
Plastic is often used for the surface finishing of the
unit. Do not spray a volatile solvent such as an
insecticide toward the cabinet or place rubber or vinyl
products on the cabinet for a long time. If you do, the
finish of the cabinet may be damaged or the coating
may come off.
Do not clean the cabinet with thinner or
benzine
The cabinet may be damaged or its coating may come
off. When you use a chemical-impregnated cloth, use
it according to its directions.
Clean the cabinet with soft dry cloth
When the cabinet is very dirty, clean it with a soft dry
cloth lightly moistened with a mild detergent solution
and finish it with a dry cloth.
Do not put magnetic objects close to the unit
Magnetic fields may damage the recording.
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Chapter 4 Maintenance
4
Chapter
To prevent electromagnetic interference
caused by radio communication equipment
such as cellular phones, transceivers, etc.
The use of the radio communication equipment such as
cellular phones or transceivers near the unit may cause
a malfunction and can affect the audio/video signals.
The cellular phones or transceivers near the unit should
be switched off.
Do not use the unit in an area exposed to
radiation
A malfunction may occur.
Checking the video heads every 1000 hours
A VCR is a high-precision piece of equipment that
records and plays back the picture on a magnetic tape.
In particular, the video heads and other mechanical
parts become dirty or worn. To maintain a clean
picture, we recommend maintenance every 1000 hours,
though the conditions of use may differ depending on
temperature, humidity, dust, etc.
Cleaning of the video heads
If the video heads are contaminated, the pictures
cannot be recorded properly or the playback pictures
become noisy. If the following phenomena occur, use
the cleaning cassette (supplied) to clean the heads.
• Square-shaped noise appears on the playback picture.
• A part of the playback picture does not move.
• The playback picture does not appear on the screen.
Symptoms caused by contaminated video heads
Normal picture
If these images appear on the
screen, use the cleaning cassette.
To use the cleaning cassette
Refer to your cleaning cassette's operating instructions.
After prolonged use, the video heads may become
worn out. If optimum picture quality is not restored
even after you have cleaned the video heads with the
cleaning cassette, the video heads may have worn out.
In that case, you have to replace the video heads with
new ones. Please consult your Sony dealer.

Alarm Messages

If an error occurs, a caution appears on the analog video outputs when you set the unit to output signals with data
items. Check them with the following list.
For details on data items, see "Displaying various data" on page 26 (GB).
Indicator lamp (flash)
a)
Monitor
CAUTION
%
Rapid flashing
%Z
Rapid flashing
Q
Slow flashing
NO TAPE
Q
Slow flashing
QZ
Slow flashing
TAPE END
QZ
Slow flashing
CLOCK SET
COPY
Slow flashing
INHIBIT
x
Displayed
Y
alternately
Rapid flashing
CLEANING
CASSETTE
Z
Rapid flashing
a) The indicator flashes 3.2 times per second in the rapid flashing mode and flashes 0.8 time per second in the slow flashing
mode.
Notes on the video cassettes
If the cassette memory function does not work
Reinsert the cassette a few times. The terminal portion
of the cassette may be dusty or dirty.
Cleaning the terminal
If the terminal of the cassette gets dirty, or dust sticks
to the terminal, the unit may not work correctly.
Clean the terminal with a swab once every ten times
you eject a cassette.
Terminal
When affixing a label on the cassette
Be sure to affix a label only on the correct location so
as not to cause malfunction of the unit.
After using a cassette
After use, please be sure to rewind the tape completely
(to prevent picture and sound distortion). Return it to
its case and store it in an upright position.
About moisture condensation
If the unit or tape is brought directly from a cold to a
warm location, moisture may condense inside or
outside the unit or tape. If you use the tape or video
heads in this condition, the tape may adhere to the
head drum, and the video heads or the tape may be
damaged, or a malfunction may occur.
Moisture condensation is likely to occur under the
following conditions:
• The unit or tape is brought from the cold outdoors to
a warm indoor location.
• The unit or tape is brought from the air-conditioned
indoors to the hot outdoors.
• The unit is used in a place subject to cold currents
from an air conditioner.
1-12
Description/Recovery
Moisture condensation (without a cassette) t Keep the cassette lid
open and turn the power on, then wait more than one hour.
Moisture condensation (with a cassette) t Remove the cassette and
keep the cassette lid open and turn the power on, then wait more than
one hour.
You tried to record without a cassette inserted. t Insert a cassette.
The tape is reaching the end during recording. t Provide a new
cassette.
The tape reached the end and still tried to record. t Rewind the tape or
replace the tape with a new one.
The cassette is write-protected (The REC/SAVE switch is set to SAVE) and
you tried to record. t Set the REC/SAVE switch to REC or use another
cassette (See page 16 (GB)) .
You did not set the clock when you turned on the unit. t Set the clock
with the menu (See page 49 (GB)) .
You tried to record a copyright-protected source.
t You cannot record a copyright-protected source (See page 19 (GB)) .
The video heads are clogged. t Clean the video heads with the supplied
cleaning cassette. (The unit detects if the video heads are clean only
before recording. If the video heads get clogged during recording, the unit
cannot detect it.)
The unit is running the self-diagnostics (See page 54 (GB)) . This caution
display ceases when you turn on/off the power of the unit.
Chapter 4 Maintenance
When bringing the unit or tape from a cold place to a
warm place or vice versa, put it in a plastic bag and
seal the bag tightly. After bringing it into the new
place, leave the bag on for more than one hour, and
remove the bag when the air temperature inside it has
reached the temperature surrounding it.
If moisture condensation occurred
You cannot operate the unit except to press the EJECT
button, and the cassette cannot be inserted. If this
occurs, turn on the power to remove the cassette, then
keep opening the cassette lid, and finally wait more
than one hour for the moisture to evaporate.
Digital hours meter
The digital hours meter keeps cumulative counts of the
total operation time, the head drum rotation time, the
tape running time and the number of unthreading
operations. These counts can be displayed on the
monitor screen. Use them as guidelines for scheduling
maintenance.
In general, consult your Sony dealer about necessary
periodic maintenance checks.
The digital hours meter has the following four display
modes and you can check them in HRS METER of the
OTHERS menu (See page 49 (GB)).
• OPERATION mode
The cumulative total hours of operating time is
displayed in 10-hour increments.
• DRUM ROTATION mode
The cumulative total hours of drum rotation with tape
threaded is displayed in 10-hour increments.
• TAPE RUN mode
The cumulative total hours of tape running time is
displayed in 10-hour increments.
• THREADING mode
The cumulative number of tape unthreading
operations is displayed in 10-operation increments.
Chapter 4 Maintenance
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