Canon DP-V3120 Service Manual page 67

[Note on assembly 2]
When replacing ②, replace ①, and peel off the [LABEL, SERIAL] from ② and affix it to the same label location
on the ② to be attached.
② ②
LABEL, SERIAL
①
Mark Parts No. Description Qty
DD1-0652-000 Label Caution 1
①
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