Sharp XL-DK257N Service Manual page 57

A
HEADPHONE PWB-A4
B
C
D
E
F
G
Lead-free solder is used in the HEADPHONE PWB.
H
Refer to "Precautions for handling lead-free solder" for instructions
and precautions.
1
Lead-free solder indication
2
Figure 6-33: WIRING SIDE OF HEADPHONE PWB (BOTTOM VIEW)
3 4
6 – 35
XL-DK257N
5 6