Sony HCD-CL5MD Service Manual page 8

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HCD-CL5MD

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.

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)

: TRK error signal (Traverse adjustment)

: Reference level for checking the signal

: RF signal (Check jitter)

: Focus error signal

I+3V

GND

IOP

CN105

I+3V

IOP

GND

I+3V

Iop

GND

for

MDM-7B

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