Sony MDS-NT1 - Manual (Page 8)

8
MDS-NT1
I+3V
Iop
GND
TE
FE
VC
RF I+3V
Iop
GND
TE
FE
VC
RF
1
7
for
MDM-7S2B
I+3V
CN105
Iop
TE
VC
GND
FE
RF
JIG FOR CHECKING BD BOARD WAVEFORM
The special jig (J-2501-149-A) is useful for checking the waveform of the BD board. The names of terminals and the checking items to be
performed are shown as follows.
GND : Ground
I+3V : For measuring Iop (Check the deterioration of the optical pick-up laser)
Iop
: For measuring Iop (Check the deterioration of the optical pick-up laser)
TE : Tracking error signal (Traverse adjustment)
VC : Reference level for checking the signal
RF : RF signal (Check jitter)
FE : Focus error signal