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4-3. DPR-127 Board Adjustment
4-3. DPR-127 Board Adjustment
4-3-1. SDI ENC Free-run Adjustment
Preparation
When any cables are connected to the SERIAL V/A IN-R1
connector and to the SERIAL V/A IN-R2 connector on the
rear panel, remove the cables.
Connection
MAV-555
Oscilloscope
CH-2
TP
IN
Adjustment Procedure
1. Connect the MAV-555 with a personal computer via
Ethernet.
2. Start up the terminal program such as Tera Term.
n
Set IP address to the 192.168.0.1.
3. Enter "rlogin DM1" to connect to the DM board.
n
When adjusting the DPR-127 board (R1 port) of the SLOT8 :
rlogin DM1
When adjusting the DPR-127 board (R2 port) of the SLOT4 :
rlogin DM2
rlogin \ DM1 "
DM1>
4. Set "H" to Bit0 (LSB) of the register 0x02030111 by
operating the menu display as shown.
DM1> dbg "
Grydar
DBG_DM1> e \ 02030111 "
02030103:xx- 01 "
02030104:xx- q "
DBG_DM1>
DM1
4-6 (E)
Frequency counter
CH-2
OUT
xx : Don't care
5. Equipment : Frequency counter, oscilloscope
Test point : TP203 (B-1) /DPR-127 board
Adj. point : 1RV101 (F-1) /DPR-127 board
27.00 ± 0.10 MHz
Spec. :
6. Set "H" to Bit0 (LSB) of the register 0x02030103 by
operating the menu display as shown.
DBG_DM1> e \ 02030103 "
02030103:xx- 01 "
02030104:xx- q "
DBG_DM1>
7. Equipment : Frequency counter, oscilloscope
Test point : TP203 (B-1) /DPR-127 board
Adj. point : 1RV102 (C-1) /DPR-127 board
27.00 ± 0.10 MHz
Spec. :
8. Set the register by operating the menu display as
shown.
DBG_DM1> e \ 02030111 "
02030111:xx- 00 "
02030112:xx- 01 "
02030113:xx- q "
DBG_DM1> e \ 02030103 "
02030103:xx- 00 "
02030104:xx- q "
DBG_DM1>
9. Equipment : Frequency counter, oscilloscope
Test point : TP203 (B-1) /DPR-127 board
Adj. point : 1RV1501 (K-1) /DPR-127 board
27.00 ± 0.10 MHz
Spec. :
10. Return the setting to the former position by operating
the setup menu display as shown.
DBG_DM1> e \ 02030112 "
02030103:xx- 00 "
02030104:xx- q "
DBG_DM1>
xx : Don't care
xx : Don't care
xx : Don't care
MAV-555
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