PT-LW375, PT-LW335, PT-LB425, PT-LB385, PT-LB355, PT-LB305 (serv.man3) — Panasonic Projector Service Manual (repair manual). Page 7

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7
PREFACE
<LW375/LW335/LB425/LB385/LB355/LB305>
2. Specifications
Power supply
100 V - 240 V 
 (100 V - 240 V alternating current), 50 Hz/60 Hz
Power consumption
3.5 A - 1.5 A, 300 W
In standby mode (when [Standby mode] is set to [Eco]): 0.5 W
In standby mode (when [Standby mode] is set to [Normal]): 6 W
LCD 
panel
Panel size
PT-LW375, PT-LW335
1.5 cm (0.59") (aspect ratio 16 : 10)
PT-LB425, PT-LB385, PT-LB355, 
PT-LB305
1.6 cm (0.63") (aspect ratio 4 : 3)
Display method
Translucent screen LCD panel 3 panels, 3 primary color system
Drive method
Active matrix method
Pixels
PT-LW375, PT-LW335
1 024 000 pixels (1 280 x 800 dots) x 3 panels
PT-LB425, PT-LB385, PT-LB355, 
PT-LB305
786 432 pixels (1 024 x 768 dots) x 3 panels
Lens
Manual zoom
1.2 x
Manual focus
PT-LW375, PT-LB425, PT-LB385, 
PT-LB355
F = 1.6 ~ 1.76, f = 19.16 mm ~ 23.02 mm
PT-LW335, PT-LB305
F = 2.1 ~ 2.25, f = 19.11 mm ~ 22.94 mm
Luminous lamp
230 W UHM lamp 
Light output *
1
PT-LW375
3 600 lm
PT-LW335, PT-LB305
3 100 lm
PT-LB425
4 100 lm
PT-LB385
3 800 lm
PT-LB355
3 300 lm
Contrast ratio *
1
16 000 : 1 (When [Lamp control] is set to [   (Normal)], [Image mode] is set to [Dynamic] 
and [Iris] is set to [On].)
Color system
7 (NTSC, NTSC4.43, PAL, PAL-N, PAL-M, SECAM, PAL60)
Projection size
0.76 m - 7.62 m (30" - 300")
Screen aspect ratio
PT-LW375, PT-LW335
16 : 10
PT-LB425, PT-LB385, PT-LB355, 
PT-LB305
4 : 3
Projection scheme
[Front], [Rear], [Ceiling/Front], [Ceiling/Rear] (Menu setting system)
Built-in speaker
PT-LW375, PT-LW335, PT-LB425,  
PT-LB385, PT-LB355
10 W (monaural) x 1
PT-LB305
2 W (monaural) x 1
Power cable length
1.8 m (70-7/8") 
Cabinet
Molded plastic
Dimensions
Width: 335 mm (13-3/16")
Height: 96 mm (3-25/32") (when adjustable foot shortened)
Depth: 252 mm (9-29/32") 
Weight
PT-LW375, PT-LW335, PT-LB425,  
PT-LB385, PT-LB355
Approx. 2.9 kg (6.39 lbs.) *
2
PT-LB305
Approx. 2.8 kg (6.17 lbs.) *
2
Noise level *
1
When set to [   (Normal)] in [Lamp control] : 39 dB
When set to [   (Eco)] in [Lamp control] : 35 dB
When set to [   (Quiet)] in [Lamp control] : 30 dB
Operating 
environ-
ment
Operating  
environment 
temperature *
3
5 °C (41 °F) to 40 °C (104 °F) (Elevation: below 1 400 m (4 593'))
5 °C (41 °F) to 35 °C (95 °F) (Elevation: 1 400 m (4 593') ~ 2 700 m (8 858'))
Operating  
environment 
humidity
20 % to 80 % (no condensation)
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