Sharp DV-NC65H Service Manual page 47

4. Jumper setting of JP0 to JP39 in hexadecimal notation and REC current setting.
a. Check the power on. (Power is ON.)
b. Make short-circuit test point (TP801 and TP803) and hold the point.
Be sure that all the VCR LCD displays light up into the TEST mode.
c. The jumper setting in hexadecimal notation and REC current setting will be displayed on the television screen (upper left).
d. Example:
YC 46
↑
SP
5. Finally release the test point to return to normal screen (E-E mode).
JP 003400C010
YC 44220707
VM DBD8
NOR--
If the jumper setting is set as step 1-d, it will be displayed on television screen
like the example above.
23 07 07
↑ ↑ ↑
LP SP EP
PAL NTSC
47
DV-NC65H/S
DV-NC70H