About Lot Mark Indication - Pioneer SE-DIR800C Service Manual

5

7.3 ABOUT LOT MARK INDICATION

TX
RX
7
Lot mark is sealing indication to the above part of the product.
Indication of lot is four columns
5
6
XXXX
Date code location
placed in middle
0 4 2 4
2004
SE-DIR800C
6
7
Date code
TX sticker
Indicates the total weeks through the year
7
8
A
B
C
D
E
F
53
8