Sony HCD-C5 service manual JIG for Checking BD MD Board Waveform, Iop

HCD-C5

JIG FOR CHECKING BD (MD) BOARD WAVEFORM

The special jig (J-2501-196-A) is useful for checking the waveform of the BD (MD) board. The names of terminals and the checking items to be performed are shown as follows.

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)
GND : Ground
TE	: Tracking error signal (Traverse adjustment)
FE	: Focus error signal
VC	: Reference level for checking the signal
RF	: RF signal (Check jitter)

CN105

IOP

TE

I+3V

VC

GND

FE

RF

I+3V

IOP

GND

1

I+3V

IOP

GND

TE

FE

TE

FE

for 7B

VC

RF

7

VC

RF

6