Fe Osc Check - Sony Handycam CCD-TR86 Service Manual

3-10. FE OSC CHECK

Purpose :
Check the oscillating frequency and level of
the flying erase (FE) signal.
Adjustment error : If REC-PAUSE recording is repeated, un-
erased area is left in the junctions between the
editings which results in increase of noise or
previous picture can be seen.
Mode CAM-REC
Signal Any signal
CN101 pin !§
Measurement Point
Measuring Instrument Oscilloscope and frequency counter
Adjustment Page —
Adjustment Address —
Specification Value A=7.0Vp-p or more (MP mode)
A=6.0 ± 1.0Vp-p (ME mode)
f=7.2 ± 0.5MHz (MP/ME mode)
Adjustment procedure:
Order Page Address
1
2
3
4
5
6
7
8
Data
Insert a normal MP type tape.
Make a recording.
Check that the FE signal level satisfies the specification.
Check that the FE signal frequency satisfies the specification.
Insert a normal ME type tape.
Make a recording.
Check that the FE signal level satisfies the specification.
Check that the FE signal frequency satisfies the specification.
Procedure
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