Sony HDW-F500 Maintenance Manual page 192

4-4. Alternative Maintenance Menu
4-4-3. RF SYSTEM Adjustment
Preparations
1. Adjustment of playback system
Prepare the alignment tape HR5-1A which cued up to 00:00:00:00.
2. Adjustment of recording system
Prepare a HD tape for recording.
Description of adjustment items
[F1] (NVRAM CTL) Key :
Saves the adjustment data of RF system to NVRAM. Or,
restores the adjustment data of RF system to it before
adjustment without saving it to NVRAM.
n
Once saved to NVRAM, the adjustment data does not
return to it before change.
(1) Press [F1] key from ALT+RF CHECK menu to enter
to NVRAM CONTROL menu.
Press and keys to select the adjustment item.
(When selected, the adjustment item is indicated in
"white characters on black background" mode.) Select
SAVE ALL DATA to save the adjustment data after
the adjustment completed, or select "ALL DATA
PREVIOUS" to restore the adjustment data to it before
adjustment.
(2) Press [F10] (EXIT) key to start the data transfer.
When executed SAVE ALL DATA, message
NVRAM WRITING.... appears on the display. When
executed ALL DATA PREVIOUIS, message PREVI-
OUS DATA READING appears on the display.
CH.COND
R F A D JUS T
N V R A M CO NTRO L
N O O P ERA TION
S A V E ALL DAT A
A L L D ATA PRE VIO US
4-76
NV RAM CTL
TC R 0 0:0 0:0 0:00
E X I T
(3) When the data transfer completed, the menu returns to
the previous RF ADJUST Menu.
n
1. If the unit failed normal transfer of data, message
NVRAM ACCESS ERROR!! PUSH CURSOR
KEY appears in both cases.
2. When the data transfer is successful, SAVE ALL
DATA process completes within about 3 seconds
and ALL DATA PREVIOUS process completes
within about 1 second.
n
Once saved to NVRAM, the set up data does not return to
it before change. If turned the power OFF without saving
the adjustment data after changed the set up, the adjust-
ment data returns to it before change.
[F4] (S REEL O/F) Key :
[F5] (PLAY PLL) Key :
[F6] (SHTLE FWD PL) Key :
Adjustment procedures of playback system [F4] V REF,
[F5] PLAY PLL and [F6] SHTLE FWD PL are the same
with those of [F5] ADV EQULZR (RF CHECK menu).
HDW-F500E MMP1