Panasonic AG-7350 Series - Forward Slow Tracking Adjustment (for Ag-7150); Pal V-Lock Adjustment; Reverse Slow Tracking Adjustment (for Ag-7150); Reverse Slow Tracking Adjustment (for Ag-7350)

5-3-8. FORWARD SLOW TRACKING ADJUSTMENT
(FOR AG-7150)
TP
ADJ.
MODE INPUT
TP2201 (H. SW)
VR2205
PAL
[>(
TP3004
SLOW
TAPE M. EQ.
SPEC.
MONOSCOPE
OSCILLO·
RECORDED
SCOPE
ENVELOPE
LEVEL: A= B
TAPE
1. Prepare the prerecorded tape which recorded
a monoscope signal on another recorder such as
AG-7350.
2. Play back the monoscope signal in the slow
mode.
3. Connect the oscilloscope to TP3004 for CH-1
(which triggered with H .SW signal).
4. Adjust VR2205 so that the RF envelope becomes
the same level between A and B portions as
shown in Figure E7.
ENVELOPE LEVEL: A Channei=B Channel
OK
NG
Figure E7
5-3-9. REVERSE SLOW TRACKING ADJUSTMENT
(FOR AG-7350)
TP ADJ. MODE INPUT
TP2201 (H. SW)
PLA
VR2206
REVERSE
MONOSCOPE
TP3004
SLOW
TAPE M. EO. SPEC.
SELF
OSCILLO-
RECORDED
SCOPE
ENVELOPE
LEVEL: A=B
TAPE
1. Record a monoscope signal for a few minute and
play back the just recorded portion in the
reverse slow mode.
2. Connect the oscilloscope to TP3004 for CH-1
(which triggered with H.SW signal).
3. Adjust VR2206 so that the RF envelope becomes
the same level between A and B portions as
shown in Figure E8.
ENVELOPE LEVEL: A Channel= B Channel
OK
NG
Figure E8
5-3-10. REVERSE SLOW TRACKING ADJUSTMENT
(FOR AG-7150)
TP
ADJ.
MODE
INPUT
TP2201 (H. SW)
PAL
~
VR2206 REVERSE
TP3004
SLOW
TAPE M. EQ.
SPEC.
MONOSCOPE
OSCILLO-
RECORDED
ENVELOPE
LEVEL: A= B
TAPE
SCOPE
1. Prepare the prerecorded tape which recorded
the monoscope signal on another recorder such
as AG-7350.
2. Play back the monoscope signal in the reverse
slow mode.
3. Connect the oscilloscope to TP3004 for CH-1
(which triggered with H .SW signal).
4. Adjust VR2206 so that the RF envelope becomes
the same level between A and B portions as
shown in Figure E9.
ENVELOPE LEVEL: A Channel= B Channel
OK
NG
Figure E9
5-3-11. PAL V-LOCK ADJUSTMENT
TP ADJ. MODE INPUT
MONITOR
VR2202
PAL
X
SCREEN STILL
TAPE M. EQ.
SPEC.
VFM8180HADH TV
NOV-DANCING
PORTION: 2
MONITOR
1. Play back the PAL alignment tape at the
portion 2 in the sti II mode.
2. Adjust VR2202 so that the V-Dancing does not
appear on the monitor screen.
3.
Confirm that the no V-dancing is appeared on
the monitor screen while slowly turning Jog
dial on the front panel after completing this
adjustment.
5-7
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