Cosine Equalizer Provisional Adjustment - Sony DNW-A100 Maintenance Manual

3-8. Analog Betacam PB System Alignment

3-8-6. Cosine Equalizer Provisional Adjustment

3-8-6. Cosine Equalizer Provisional
Adjustment
n
. This provisional adjustment explains how to adjust
without using the network analyzer.
When the performed "3-8-5. Cosine Equalizer Adjust-
ment" using the network analyzer, this provisional
adjustment is not necessary to perform.
. Do not perform this provisional adjustment except an
urgent maintenance and the network analyzer is not
available. If this provisional adjustment is done, it is
recommended to perform "3-8-5. Cosine Equalizer
Adjustment" using the network analyzer.
Preparing tools
. Analog component video monitor
n
This video monitor is for menu displaying. Be sure to
connect it to VIDEO OUTPUT COMPOSITE 3 (SU-
PER) connector.
3-64
Settings of Adjustment Data (Check)
1. To enter the maintenance mode, press S1101(G-1) on
the SS-63 board.
2. Check that the data of the following items in A3 :
BETACAM ADJUST are the specified data value.
(If not, set these items to the specified data.)
(A3 :BETACAM ADJUST)
Menu Item
A33 : DM VR 2 MAIN METAL-Y-A
MAIN METAL-Y-B
MAIN METAL-C-A
MAIN METAL-C-B
MAIN OXIDE-Y-A
MAIN OXIDE-Y-B
MAIN OXIDE-C-A
MAIN OXIDE-C-B
A34 : DM VR 3 SUB METAL-Y-A
SUB METAL-Y-B
SUB METAL-C-A
SUB METAL-C-B
SUB OXIDE-Y-A
SUB OXIDE-Y-B
SUB OXIDE-C-A
SUB OXIDE-C-B
A35 : DM VR 4 OMC DC METAL-Y
OMC DC METAL-C
OMC DC OXIDE-Y
OMC DC OXIDE-C
When the data was not changed, skip over to step 4
3. Enter A3F : NV-RAM CONTROL, then execute
"SAVE ALL ADJUST DATA".
. Message "Save Complete" is displayed on the video
monitor when this data save is completed normally.
n
When loading the previous data without save the
current adjusted data, execute "ALL DATA PREVI-
OUS".
4. To exit the maintenance mode, press the MENU
button four times.
Setting data
NTSC PAL
CD B7
CD B7
8E 8D
8E 8D
A6 A8
A6 A8
9E 9E
9E 9E
AF B2
AF B2
70 91
70 91
B2 BB
B2 BB
A7 A8
A7 A8
E4 E4
D0 D0
D0 D0
D0 D0
DNW-A100/A50/A45
DNW-A100P/A50P/A45P