Jvc HRXV 2 EK Service Manual
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Extracted text from Jvc HRXV 2 EK Service Manual (Ocr-read)
Page 2
SECTION 1 . . .
SECTION 3 . . .
SECTION 4 . . .
SECTION 5 . . .
SECTION 6 . . . .
CONTENTS
. SUMMARY
. ELECTRICAL
. MECHANISM OF VCR PART
. MECHANISM OF DVD PART
REPLACEMENT PARTS LIST
Page 30
C.
V
OPEN/CLOSE
Does the disc turn?
ls OK ihe track jump.
Does the screen appear?
NO
Check
the locus error moving lhe
lens up and down.
ICZAT Pin39
Does the
TTL level change ai ICZOW
leZl and 152 moving
(he lens?
Replace p-COM or |C201.
Check |C2M1 Pin21, PMD03
Pin1, 2 turn when the |C2M1
Pin21 is less than 2.2V.
Fig.3. FOCUS ERROR waveform
Check ICZAl Pins47,50,51,52
in DVD Mode
|C201 no output : Pick-up is defective.
Replace IC201.
Check |C201 and |C2M1 when PMD03 Pins1, 2 are abnormal
Does the signal
pulse appear at ICZO1
Pins150,151?
|C2A1 is defective.
Video Pan is defective.
Check "5.MPEG Circuil."
Check 7.0SD/Video Circuit."
3-58
Replace p-COM part.