Panasonic CS-TZ20TKEW Service Manual page 131

19.2.2 CU-TZ42TKE
Caution! When handling electronic controller, be careful of electrostatic discharge.
1 Remove the 5 screws of the Top Panel.
2 Remove the 8 screws of the Front Panel.
3 Remove the screw of the Terminal Board
Cover.
4 Remove the Top Cover of the Control Board
by 4 hooks.
AMP Air Conditioning
Fig. 1
Fig. 2
Fig. 3
5 Remove the Control Board as follows:
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Fig. 4
Fig. 5
Fig. 6