Panasonic PT-EZ570U Operating Instructions - Page 98

Troubleshooting

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Troubleshooting Please check following points. For details, see the corresponding pages. Problem Cause Reference page zzThe power cord may not be connected. - zzNo electric supply is at the wall outlet. - Power does not turn zzThe circuit breakers have tripped. on. zzIs the indicator, indicator, or indicator lit or blinking? - 37, 90-93 zzThe lamp cover has not been securely installed. 97 zzThe video signal input source may not be connected to a terminal 35 properly. zzThe input selection setting may not be correct. 42 No picture appears. zzThe [Brightness] adjustment setting may be at the minimum setting. 56 zzThe input source which is connected to the projector may have a - problem. zzThe [Shutter] function may be in use. 42 zzThe lens focus may not have been set correctly. 41 zzThe projector may not be at the correct distance from the screen. 27 The picture is fuzzy. zzThe lens may be dirty. 15 zzThe projector may be tilted too much. - zzThe lens cap is still attached to the lens. 17 zz[Color] or [Tint] adjustment may be incorrect. 56 The color is pale or zzThe input source which is connected to the projector may not be - grayish. adjusted correctly. zzComputer cable is damaged. - zzThe input terminals may not have been correctly connected. 35 zzThe volume may have been set to the minimum level. 43, 62 No sound from the zzThe [Shutter] function may have been turned on. 42 internal speaker zzWhen the AUDIO OUT is plugged-in, the projector's built-in speaker is 23 not available. zzThe [Mute] function may have been turned on. zzCheck the Build-in SP function. 43, 62 62 zzThe batteries may be weak. - zzThe batteries may not have been inserted correctly. 24 zzThe remote control signal receptor on the projector may be obstructed. 19 The remote control zzThe remote control unit may be out of the operation range. 19 does not operate. zzStrong light such as fluorescent shine onto the signal receptor. 19 zzWhen different codes are set on the projector and on the remote control. 67 zzCheck if the ON/OFF switch on the remote control is set to "ON." - zzMake sure that the simple mode in the remote control function is set to [Off]. 67 The control buttons zzThe side control is not available if the side control is locked at [Key lock] 69 of the projector do under [Security] of [Setting] section. not operate. Maintenance 98 - ENGLISH

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98
- ENGLISH
Maintenance
Troubleshooting
Please check following points. For details, see the corresponding pages.
Problem
Cause
Reference
page
Power does not turn
on.
The power cord may not be connected.
z
—
No electric supply is at the wall outlet.
z
—
The circuit breakers have tripped.
z
—
I
z
s the <LAMP> indicator, <ON(G)/STANDBY(R)> indicator, or <TEMP
>
indicator lit or blinking?
37, 90-93
The lamp cover has not been securely installed.
z
97
No picture appears.
The video signal input source may not be connected to a terminal
z
properly.
35
The input selection setting may not be correct.
z
42
The [Brightness] adjustment setting may be at the minimum setting.
z
56
The input source which is connected to the projector may have a
z
problem.
—
The [Shutter] function may be in use.
z
42
The picture is fuzzy.
The lens focus may not have been set correctly.
z
41
The projector may not be at the correct distance from the screen.
z
27
The lens may be dirty.
z
15
The projector may be tilted too much.
z
The lens cap is still attached to the lens.
z
—
17
The color is pale or
grayish.
[Color] or [Tint] adjustment may be incorrect.
z
56
The input source which is connected to the projector may not be
z
adjusted correctly.
—
Computer cable is damaged.
z
—
No sound from the
internal speaker
The input terminals may not have been correctly connected.
z
35
The volume may have been set to the minimum level.
z
43, 62
The [Shutter] function may have been turned on.
z
42
When the AUDIO OUT is plugged-in, the projector's built-in speaker is
z
not available.
23
The [Mute] function may have been turned on.
z
Check the Build-in SP function.
z
43, 62
62
The remote control
does not operate.
The batteries may be weak.
z
—
The batteries may not have been inserted correctly.
z
24
The remote control signal receptor on the projector may be obstructed.
z
19
The remote control unit may be out of the operation range.
z
19
Strong light such as fluorescent shine onto the signal receptor.
z
19
When different codes are set on the projector and on the remote contro
z
l
.
Check if the ON/OFF switch on the remote control is set to “ON.”
z
Make sure that the simple mode in the remote control function is set to
z
[Off].
67
—
67
The control buttons
of the projector do
not operate.
The side control is not available if the side control is locked at [Key lock]
z
under [Security] of [Setting] section.
69