Sony BVH-2000, Operation And Maintenance Manual

Page: 466 / 505

2-23. TIM CODE DUTY CYCLE
ADJ STMENT
Connection: section 8-4 connection 5.
Equipment; Oscilloscope
Mode of VTR: STOP ~ REC ... PLAY
(Don't use alignment tape.)
Setting of Switches & Controls:
INHIBIT OFF
Sel:
Signal
Step 1.
Set A-3 SEL switch (S 1/AE-03) to TC and TC INT/EXTl/EXT2
switch (S2/ AE-03) to EXT2.
Feed +8 dBm at 1 kHz to AUDIO-3 LINE INPUT.
TP8-TPE8 (GND)/AE-03
(Ext Trig: TP8)
(Trig Slope:
+1-)
~5 usee
tlRV1
A-3 SEL
recording.
LINE a short
Step 3.
Return A-3 SEL switch (Sl/AE-03)
to TC.
Play back the recording in step 2 and check and/or adjust as
follows.
TP7-TPE8 (GND)/AE-03
(Ext Trig: TP7)
(Trig Slope:
+1-)
~5 usee
ORV1
BVH-2000(U/C)/PS/PM, BVH-2180(U/C)/PS/PM
BVH-2500(U/C)/P
12-24. TIME CODE OUTPUT LEVEL
USTM
Connection; See section connection
Equipment Oscilloscope
Distortion
Analyzer
Mode of VTR: STOP
Setting of Switches
&
Controls:
TAPE/EE INPUT
A-3 SEL
Adjustment
SetA-3 SEL switch (Sl/AE-03) to TC and TC INT/EXTl/EXT2
switch (S2/ AE-03) to EXT2.
Feed +8 dBm at 1 kHz to AUDIO-3 LINE INPUT and connect
oscilloscope
and 75 ohm termination to TIME CODE
OUTPUT.
AUDIO-3 OUTPUT +8
±
0.1 dBm
~RV16/AE-03
(Distortion Analyzer)
This adjustment is necessary when make a recording or playing
back of the time code.
See section 8-4 connection 5.
Oscilloscope
STOP
xwitcnes
&
",,--,V"LALA\JALJ,
Input
SEL
INT/EXTl/EXT2 Sw
(AUDIO LINE IN)~
1 kHz/+8 dBm
EXT2
Adjustment
Set A-3 SEL switch (Sl/AE-03) to TC and TC INT/EXTl/EXT2
switch (S2/AE-03) to EXT2.
Feed +8
1 kHz AUDIO-3 LINE INPUT.
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