Sony HDW-F500 Maintenance Manual page 191

2. ALT+ + + + + RF ADJUST menu
Overview
This section is described ALT+RF ADJUST menu. To enter to ALT+RF ADJUST
menu, press [ALT] key from RF ADJUST menu.
n If pressed [ALT] key from ALT+RF ADJUST menu, it returns to RF ADJUST menu.
N V R A M
C T L
V
R E F
P L A Y S H T T L
P L L F W D P L
n Actual typefaces differ from the ones shown in diagrams in this manual. Also, the content of diagram
are only one example of many.
[F1] (NVRAM CTL) Key :
Saves the adjustment data of RF system to NVRAM. Or, restores the data to it
before the adjustment.
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 adjustment data returns to it before
change.
[F4] (V REF) Key :
Performs adjustment of A/D reference voltage.
[F5] (PLAY PLL) Key :
Performs adjustment of VCO free-run frequency of playback PLL circuit in PLAY
mode.
[F6] (SHTLE FWD PL) Key :
Performs adjustment of VCO free-run frequency of playback PLL circuit in SHUT-
TLE FWD mode.
[F10] (EXIT) Key :
Exits ALT+RF ADJUST menu, and returns to MAINTENANCE menu.
HDW-F500E MMP1
CH.COND
ALT+RF ADJ
T CR 00:00:20:10
ALT RF AD JUST
CH. CONDITION
A
B
C
D
E X I T
4-4. Alternative Maintenance Menu
4-4-3. RF SYSTEM Adjustment
4-75