PT-TX400, PT-TX310, PT-TW340, PT-TX210, PT-TW250 (serv.man2) - Panasonic Projector Service Manual (repair manual). Page 24

1.  Remove 9 screw A (T3x8) and remove the LCD plate top duct and bottom duct.
2. Remove 2 screw B (T3x8) and remove the loudspeaker.
3. Remove 3 screws C (T3x8) and remove the LCD plate cooling fan. 
4. Remove 4 screws D (T3x8) and remove the lamp duct unit. 
5. Remove 2 screws E (T3x8) and remove the lamp cooling fan. 
6. Remove 1 screw F (T3x8) and remove the PBS bottom duct.
7. Remove 2 screws G (T3x8) and remove the temperature controlling switch.

Fig. 5

C 

C 

C 

D  D 

D 

D

G

G

F

E 

E 

B 

B 

A 

A 

A 

A 

A 

A 

A 

A 

A 

LCD plate 
top duct

LCD plate bottom duct

LCD plate cooling 
fan (FN3002)

LCD plate cooling fan
(FN3001)

Lamp top duct

Temperature 
controlling switch

PBS bottom 
duct

Lamp bottom duct

Lamp cooling fan
(FN3005)

Duct plate

Loudspeaker