Sony CineAlta HDCAM HDW-F900R, Maintenance Manual, Page: 32 / 546

1-22
HDW-F900R/V1 (E)
1-10. On-Board Switch/Slit Land Description
For the function of the on-board switches on the APR-59AG board, KY-475G board and SW-1312/1031/
1038/1039 board, refer to the Operation Manual.
m
.
Never change the settings of the switches that are specified as “Factory-use”.
. The number in parenthesis ( ) indicates the address on the circuit board.
1-10-1. AT-172 Board
Ref. No. Address Name Description Factory setting
S1-1 (C-5/B side) SERVICE mode Selects to display or not to display the SERVICE OFF
menu.
ON : To display the SERVICE menu
OFF : Not to display the SERVICE menu
S1-2 to 7 (C-5/B side) _ Factory-use OFF
S1-8 (C-5/B side) FRAM reset ON : FRAM reset OFF
OFF : Normal operation
When the main power of the unit is turned on
while the switch S1-8 is being set in ON, FRAM
(IC51)/DCP-43 board is reset.
Upon completion of resetting, be sure to return the
switch S1-8 to OFF.
m
.
Resetting the FRAM erases adjusted value
of the SERVICE menu and all of the users’
unique values (such as the MENU settings and
the AUTOWHITE/BLACK data).
. Upon completion of resetting the FRAM,
be sure to perform the automatic black balance
adjustment using the AUTO W/B BAL switch
(on the front block).
When the AUTO W/B BAL switch is kept pressed
in the BLK position, the display changes as follows.
[BLACK SET]
→
[BLACK BAL]
→
[BLACK SET].
Keep pressing the switch until the second [BLACK SET]
is displayed.
. After resetting, return the switch S1-8 to OFF.
If not, the adjustment data is not saved in the
FRAM hereafter.
C B A
1
2
3
4
5
S3
S2
S1
AT-172 board (B side)