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8-28
SRW-5000/5500
SD SDI Free-running Frequency Adjustment
1.
Display the SD OUT ADJUST menu.
(HOME menu
→
[SFT]
+
[DIAG]
→
[SFT]
+
[F8]
→
[ALT]
→
[F6]
→
SD OUT ADJUST menu)
(For the SD OUT ADJUST menu, refer to Section 3-4-
4.)
2.
Press the
[F1]
(SDI PLL) key several times for the
setting to ON.
3.
Connect the CH-2 input of the oscilloscope to TP1200/
VPR-79 (B-1).
4.
Check the value of the frequency counter, then
perform adjustment.
Adjusting point:
1
1200/VPR-79 (C-1)
Specification:
27.0
±
0.1 MHz
5.
Change the connection of the CH-2 input of the
oscilloscope to TP1201/VPR-79 (A-1).
6.
Check the value of the frequency counter, then
perform adjustment.
Adjusting point:
1
1201/VPR-79 (B-1)
Specification:
27.0
±
0.1 MHz
7.
Exit the maintenance mode.
8.
Reset the system to the customer setting referring to
Section 8-1-3.
8-6-2. SD SDI Free-running Frequency
Adjustment
Tools
.
Oscilloscope:
TEKTRONIX TDS3054B
or equivalent
.
Frequency counter: ADVANTEST R5362B
or equivalent
.
Extension board:
EX-873 (VPR-79 board suffix: -11
only)
Preparation
1. Extend the VPR-79 board with an extension
board EX-873. (Board suffix: -11 only)
After turning off the power, extend the VPR-79 board.
2. Connect the oscilloscope.
Connect the frequency counter to the CH-2 output of the
oscilloscope, and set the oscilloscope as follows.
CH-2:
DC2 V/DIV
TIME: 100
u
S/DIV
3. System setting.
Set the system to the 1080/29.97 PsF or 1080/25 PsF mode
referring to Section 8-1-3.
4. Check that the equipment has warmed up.
Before starting the adjustment, warm up the VTR and
other equipment by applying power to them for 10 minutes
or more.
VPR-79 Board (Side A)
RV1200
RV1201
TP1200
TP1201
A
B
C
D
E
F
G
H
J
K
1
2
3
4
5
D2004 D2005 D2006 D2007 D2008
R
V1000
R
V1001
R
V1002
R
V1003
R
V1004
R
V1005
R
V1006
R
V1007
TP100
TP1000
TP1001
TP1002
TP1003
TP1004
TP1005
TP1006
TP1007
TP1008
TP1009
TP101
TP102
TP103
TP1202
TP1300
TP1301
TP1302
TP1303
TP1304
TP1305
TP1306
TP1307
TP1308
TP300
TP301
TP302
TP303
TP800
TP801
TP900
TP901
E2000
E2001
E2002
E2003
E2004
E2005
E2006
E2007
S100
S700