Panasonic PT-52LCX66-K Service Manual page 55

Temperature Profile for Heat Resistance of CSP IC
- IC2001~IC2006 on the LCD Drive P.C.B.
The area as indicated with
(IC Removal hint)
• Use the Blower (heat up) from the top to remove.
(IC Installation hint)
• Solder the 1 area of IC.
If can not solder, make the solder remained on PC board where
TEMPERATURE PROFILE FOR HEAT RESISTANCEOF THIS IC
- IC2503 (CSP IC) on the LCD Drive P.C.B.
TEMPERATURE PROFILE FOR HEAT RESISTANCEOF THIS IC
1 is connected with the LCD Drive C.B.A. with solder for conductive heat sink.
1
<Bottom View>
1 area is connected with as flat as possible.
255
217
150 ± 25 C
150
60~120 sec.
50
MIN 3.5 min.
Time (sec.)
Fig. 10-2
<Bottom View of IC2503>
260
255
230
180 160 ~ 180 C
160
90 ± 30 sec.
Time (sec.)
Fig. 10-3
55
255 + 5 - 0 C
217 C over
60~150 sec.
10 ± 3 sec.
230 C
30 ~ 42 sec.
1.5 ~ 2.1 C/sec. (heat up)
PT-52LCX66-K / PT-56LCX16-K / PT-61LCX66-K