Sony AVD-K150B / AVD-K150E / AVD-K150G / AVD-K150N / AVD-K150R / DAV-D150B / DAV-D150E / DAV-D150G / DAV-D150N Service Manual ▷ View online
13
AVD-K150B/K150E/K150G/K150N/K150R
2-2. DISPLAY/KEY BOARD
2-3. VIDEO MECHANISM DECK
3
connector
(
PM602,PM601)
2
four
claws
4
DISPLAY/ KEY board
1
t
hree claws
4
VIDEO m
echanism deck
3
connector
(
PMCO1
)
1
s
ix screws
2
fl
exible cable
14
AVD-K150B/K150E/K150G/K150N/K150R
2-4. DVD MECHANISM DECK
2-5. SMPS BOARD
1
two
screws
2
two
screws
7
DVD mechanism deck
5
flexible cable (PMD01)
3
shield cover
4
flexible cable (PMD03)
6
door case
6
screw (3
×
10)
1
four screws
2
shield
3
connector (PW101)
7
SMPS
board
4
connector (PSW01)
5
connector (PSV01)
15
AVD-K150B/K150E/K150G/K150N/K150R
2-6. VCR BOARD
2-7. DVD & AMP BOARD
9
screw
6
connector (PDV01)
7
flexible cable (PVD02)
8
flexible cable (PVD03)
5
VCR-DISPLAY pwb
holder
1
four
screws
q;
three
screws
3
screw
4
bracket
2
connector (PVS01)
qs
VCR
board
qa
two claws
4
four screws
5
four screws
6
DVD & AMP board
1
connector (PDV01)
2
flexible cable (PDV02)
3
flexible cable (PDV03)
16
AVD-K150B/K150E/K150G/K150N/K150R
SECTION 3
ELECTRICAL ADJUSTMENTS
3-1. VCR SECTION ELECTRICAL ADJUSTMENT
1. Servo Adjustment
1) PG Adjustment
• Adjustment And Specification
• Test Equipment
a) OSCILLOSCOPE
b) NTSC MODEL : NTSC SP TEST TAPE
MODE
PLAY
• Adjustment Procedure
a) Insert the SP Test Tape and play.
b) Connect the CH1 of the oscilloscope to the H/SW(W373, W374) and CH2 to the Video Out for the VCR.
c) Trigger the mixed Combo Video Signal of CH2 to the CH1 H/SW(W373, W374), and then check the dis-
b) Connect the CH1 of the oscilloscope to the H/SW(W373, W374) and CH2 to the Video Out for the VCR.
c) Trigger the mixed Combo Video Signal of CH2 to the CH1 H/SW(W373, W374), and then check the dis-
tance (time difference), which is from the selected A(B) Head point of the H/SW(W373, W374) signal to
the starting point of the vertical synchronized signal, to 6.5H
the starting point of the vertical synchronized signal, to 6.5H
±
0.5H (412
µ
s, 1H=63
µ
s).
Note - Press FRONT CH UP KEY and FRONT PLAY KEY on Deck playback, and it goes in to ATR PRE-
SET. after the SP Test Tape is inserted.
• PG Adjustment Method
a-1) Payback the SP standard tape
b-2) Press the “O” key on the Remote controller and the “PLAY” key on the Front Panel the same time,
b-2) Press the “O” key on the Remote controller and the “PLAY” key on the Front Panel the same time,
then it goes in to Tracking initial mode.
c-3) Repeat the above step(No.b-2), then it finishes the PG adjusting automatically.
d-4) Stop the playback, then it goes out to PG adjusting mode after mony the PG data.
d-4) Stop the playback, then it goes out to PG adjusting mode after mony the PG data.
• CONNECTION
• WAVEFORM
V.Out
H/SW(W373, W374)
R/C TRK JIG KEY
6.5
±
0.5H
MEASUREMENT POINT
ADJUSTMENT POINT
SPECIFICATION
V.Out
H/SW(W373, W374)
OSCILLOSCOPE
CH1 CH2
V.out
H/SW
R/C KEY
(W373, W374)
H/SW
Composite
VIDEO
6.5H(412
µ
s)
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