3-3
ELECTRICAL ADJUSTMENT PROCEDURES
1. Servo Adjustment
1) PG Adjustment
• Test Equipment
• Adjustment And Specification
a) OSCILLOSCOPE
b) NTSC MODEL : NTSC SP TEST TAPE
MODE
PLAY
• Adjustment Procedure
a) Insert the SP Test Tape and play.
Note - Adjust the distance of X, pressing the Tr) or Tracking(-) when the “ATR” is blink after the
SP Test Tape is inserted.
b) Connect the CH1 of the oscilloscope to the H/SW(W861, W862) and CH2 to the Video Out for the VCR.
c) Trigger the mixed Combo Video Signal of CH2 to the CH1 H/SW(W861, W862), and then check the dis-
tance (time difference), which is from the selected A(B) Head point of the H/SW(W861, W862) signal to
the starting point of the vertical synchronized signal, to 6.5H ± 0.5H (412µs, 1H=63µs).
• PG Adjustment Method
a-1) Payback the SP standard tape
b-2) Press the “OK(ENTER)” key on the Remote controller and the “REC” 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.
• CONNECTION
• WAVEFORM
V.Out
H/SW(W861, W862)
R/C TRK JIG KEY
6.5 ± 0.5H
MEASUREMENT POINT
ADJUSTMENT POINT
SPECIFICATION
V.Out
H/SW(W861, W862)
OSCILLOSCOPE
CH1 CH2
V.out
H/SW
R/C KEY
(W861, W862)
H/SW
Composite
VIDEO
6.5H(412
µ
s)
VCR PART
Содержание dvw6100
Страница 36: ...3 34 3 35 2 TU IF CIRCUIT DIAGRAM PB REC ...
Страница 41: ...3 44 3 45 7 KEY CIRCUIT DIAGRAM SRC1203 SRC1203 SRC1203 LD601 C6G1 C6G2 PT3955 DVW 6100 SANYO ...
Страница 44: ...PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE 3 50 3 51 ...
Страница 63: ... 02 12 04 R17149A DVW 6100 SANYO DAP202K 3 76 3 77 6 JACK CIRCUIT DIAGRAM ...
Страница 68: ...LOCATION GUIDE 3 86 3 87 PRINTED CIRCUIT DIAGRAMS NS 1 SUB P C BOARD TOP VIEW ...
Страница 69: ...LOCATION GUIDE 3 88 3 89 2 SUB P C BOARD BOTTOM VIEW ...
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