Panasonic PT-DZ21KU Operating Instructions - Page 151

Troubleshooting, ENGLISH - 151 - review

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Troubleshooting Troubleshooting Review the following points. For details, see the corresponding pages. Problems Points to be checked zzIs the power plug firmly inserted into the outlet? zzIs the switch turned ? zzIs the wall outlet supplying electricity? Power does not turn on. zzHave the circuit breakers tripped? zzIs the temperature indicator or the lamp indicators /// lit or flashing? zzIs the lamp unit cover securely installed? zzAre you using the correct power supply voltage (AC 200 - 240 V)? zzAre connections to external devices correctly performed? No image appears. zzIs the input selection setting correct? zzIs the [BRIGHTNESS] adjustment setting at a minimum? zzIs the external device that is connected to the projector working properly? zzIs the shutter function in use? zzIf the power indicator is flashing in red, consult your dealer. zzIs the lens cover still attached to the lens? The picture is fuzzy. zzIs the lens focus set correctly? zzIs the projection distance appropriate? zzIs the lens dirty? zzIs the projector installed perpendicular to the screen? The color is pale or grayish. zzIs the [COLOR] adjusted correctly? zzIs the [TINT] adjusted correctly? zzIs the external device connected to the projector adjusted correctly? zzIs the RGB cable damaged? zzAre the batteries depleted? zzIs the polarity of the batteries set correctly? zzAre there any obstructions between the remote control and the projector's remote control signal receiver? The remote control does not respond. zzIs the remote control being used beyond its effective operation range? zzAre other forms of light, such as fluorescent light, affecting the projection? zzIs the [REMOTE CONTROL] setting in [CONTROL DEVICE SETUP] set to [DISABLE]? zzIs the terminal used for contact control? zzIs the ID number setting operation correct? Page ― 51 ― ― 142, 143 148 172 44 58 66 ― 58 - 50 52 29 18 ― 66 66 44 ― ― 27 23 23 23 122 164 27 Maintenance ENGLISH - 151

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ENGLISH - 151
Maintenance
Troubleshooting
Review the following points. For details, see the corresponding pages.
Problems
Points to be checked
Page
Power does not turn
on.
z
Is the power plug firmly inserted into the outlet?
―
z
Is the <MAIN POWER> switch turned <OFF>?
51
z
Is the wall outlet supplying electricity?
―
z
Have the circuit breakers tripped?
―
z
Is the temperature indicator <TEMP> or the lamp indicators
<LAMP1>/<LAMP2>/<LAMP3>/<LAMP4> lit or flashing?
142, 143
z
Is the lamp unit cover securely installed?
148
z
Are you using the correct power supply voltage (AC 200 - 240 V)?
172
No image appears.
z
Are connections to external devices correctly performed?
44
z
Is the input selection setting correct?
58
z
Is the [BRIGHTNESS] adjustment setting at a minimum?
66
z
Is the external device that is connected to the projector working
properly?
―
z
Is the shutter function in use?
58
z
If the power indicator <ON (G)/STANDBY (R)> is flashing in red, consult
your dealer.
—
z
Is the lens cover still attached to the lens?
50
The picture is fuzzy.
z
Is the lens focus set correctly?
52
z
Is the projection distance appropriate?
29
z
Is the lens dirty?
18
z
Is the projector installed perpendicular to the screen?
―
The color is pale or
grayish.
z
Is the [COLOR] adjusted correctly?
66
z
Is the [TINT] adjusted correctly?
66
z
Is the external device connected to the projector adjusted correctly?
44
z
Is the RGB cable damaged?
―
The remote control
does not respond.
z
Are the batteries depleted?
―
z
Is the polarity of the batteries set correctly?
27
z
Are there any obstructions between the remote control and the
projector’s remote control signal receiver?
23
z
Is the remote control being used beyond its effective operation range?
23
z
Are other forms of light, such as fluorescent light, affecting the
projection?
23
z
Is the [REMOTE CONTROL] setting in [CONTROL DEVICE SETUP] set
to [DISABLE]?
122
z
Is the <REMOTE 2 IN> terminal used for contact control?
164
z
Is the ID number setting operation correct?
27