Sony PFM-42B2 Service Manual page 34

8. STATUS/TEST
Menu Structure
The internal status of the PFM-42B2/B2E can be checked
and its functions can be checked using the STATUS/TEST
menu.
STATUS/TEST
SIGNAL/SYNC
POWER SUPPLY
TEMPERATURE
FAN
OTHERS
SOFTWARE VERSION
TEST FUNCTION
a) SIGNAL/SYNC
SIGNAL/SYNC
H FREQUENCY : 31.47 [kHz]
V FREQUENCY : 60.00 [Hz]
FORMAT : 640 x 480/60
SYNC POL (H/V) : NEGA/NEGA
STABLE
INSECURE
NO SYNC
Information regarding the sync signal of the input
signal is displayed.
Horizontal frequency :
Horizontal frequency of the input signal is displayed in
four digits.
Vertical frequency :
Vertical frequency of the input signal is displayed in
four digits.
Specifications of the signal :
Names of presets of the preset areas (Table 1) corre-
sponding to input signal are displayed.
Polarity of sync signal :
Polarity of sync signal is displayed.
Status of sync signal :
Status of sync signal is displayed in cyan.
STABLE : Sync signal is stable.
INSECURE : Sync signal is unstable.
NO SYNC : Sync signal does not exist.
2-12
b) POWER SUPPLY
POWER SUPPLY
PDP VS (HV)
PDP VA (MV)
DIGITAL 5V
The main DC power voltages of the PFM-42B2/B2E are
displayed.
PDP drive voltage VS :
High voltage power to PDP is displayed.
PDP drive voltage VA :
Medium voltage power to PDP is displayed.
5 V power for digital circuitry :
Internal 5 V power is displayed.
Horizontal frequency
c) TEMPERATURE
Vertical frequency
Specifications of
the signal
TEMPERATURE
Polarity of sync signal
PANEL BACK SIDE
Status of sync signal
• I/O BLOCK TOP
• CENTER
• XSUS TOP
• PANEL SIDE
P/S INTERNAL
Internal temperature information of PFM-42B2/B2E is
displayed.
Temperature at the top on the rear of the panel :
Temperatures upper side of the rear panel are dis-
played as follows.
I/O BLOCK SIDE
CENTER
PANEL SIDE
XSUS TOP
Power supply internal temperature information :
Temperature status inside the power supply block is
displayed. The message OK appears when tempera-
ture is normal. The message NG appears when
temperature is abnormal.
: 080 [V] PDP drive voltage VS
: 060 [V] PDP drive voltage VA
: 4.9 [V] 5 V power for
digital circuitry
: 44 [°C]
: 55 [°C]
: 48 [°C]
: 32 [°C]
: OK
: Temperature at the input/
output terminal board.
: Center temperature
: Left side of the set
: Temperature at the XSUS
PFM-42B2/42B2E