Chapter 4
Settings — [PROJECTOR SETUP] menu
154 - ENGLISH
r
PT-REQ12
f
When [CONSTANT MODE] is set to [OFF]
[LIGHT OUTPUT] (%)
Brightness (lm)
Estimated runtime
*1
(hours)
100
12 000
20 000
90
10 800
21 500
80
9 600
24 000
70
8 400
27 000
60
7 200
30 700
50
6 000
35 200
*1 Estimated runtime is the time until the brightness decreases to approximately half of the time of delivery when the projector is used with the
[PICTURE] menu
→
[DYNAMIC CONTRAST] set to [3] and under environment of 0.15 mg/m
3
dust.
35 200
32 160
29 120
26 080
23 040
20 000
40.0
6 000
50.0
60.0
70.0
80.0
90.0
100.0
12 000
30.0
f
When [CONSTANT MODE] is set to [AUTO] or [PC]
[LIGHT OUTPUT] (%)
Brightness (lm)
Estimated runtime
*1
(hours)
80
9 600
10 400
70
8 400
21 400
60
7 200
34 100
50
6 000
48 800
40
4 800
66 400
*1 Estimated runtime is the time the brightness is maintained constant when the projector is used with the [PICTURE] menu
→
[DYNAMIC
CONTRAST] set to [3] and under environment of 0.15 mg/m
3
dust. The brightness will gradually decrease after exceeding this time.
66 400
55 200
44 000
32 800
10 400
21 600
40.0
4 800
50.0
60.0
9 600
70.0
80.0
90.0
30.0
r
PT-REQ10
f
When [CONSTANT MODE] is set to [OFF]
[LIGHT OUTPUT] (%)
Brightness (lm)
Estimated runtime
*1
(hours)
100
10 000
20 000
90
9 000
21 400
80
8 000
24 000
70
7 000
27 100
60
6 000
30 700
50
5 000
35 300
*1 Estimated runtime is the time until the brightness decreases to approximately half of the time of delivery when the projector is used with the
[PICTURE] menu
→
[DYNAMIC CONTRAST] set to [3] and under environment of 0.15 mg/m
3
dust.
35 300
32 240
29 180
26 120
23 060
20 000
40.0
5 000
50.0
60.0
70.0
80.0
90.0
100.0
10 000
30.0
Estimated runtime (hours)
[LIGHT
OUTPUT] (%)
Brightness (lm)
Start of use
Estimated runtime
Hours
Image of brightness change over time
Brightness
Estimated runtime (hours)
[LIGHT
OUTPUT] (%)
Brightness (lm)
Estimated runtime (hours)
[LIGHT
OUTPUT] (%)
Brightness (lm)
