Sennheiser EM 100 G2, Руководство по обслуживанию

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EM 100 G2, EM 300 G2, EM 500 G2
08/2004
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5.3 Test table
Sequence Type of measure-
ment/adjustment
Signal input Settings Measuring
point/test
point Required
value Remarks
1 Visual inspection
1.1 Jack socket PHONES
(only EM 500 G2)
– – – –
Contacts are
not twisted, no
hairline cracks
at the solder
points, no
mechanical
damage
1.2 Volume control
(only EM 500 G2)
– – – –
See 1.1
1.3
왖왔
, SET,
POWER/ON buttons
– – – –
See 1.1
1.4 DC socket, DC IN
– – – –
See 1.1
1.5 XLR socket
– – – –
See 1.1
1.6 Jack socket
– – – –
See 1.1
1.7 RJ45 DATA socket
– – – –
See 1.1
1.8 BNC sockets
– – – –
See 1.1
1.9 Monitoring of all
display elements +12V
DC
at DC socket "POWER" = ON
– –
Monitoring of
all display
segments
1.10 Monitoring of the il-
luminated
왖왔
, SET,
ON buttons
(not EM 100 G2)
See 1.9 See 1.9
– – –
2 Mainboard: current and voltage measurement
2.1 Standby See 1.9 "POWER" = Off
"VOL" = min. (R1)
"AF level" = max.
–
50mA Set laboratory
power supply
unit current
limiter to
I
ON
= 1A
2.2 Current consumpti-
on during operation See 1.9 "POWER" = On
"VOL" = min. (R1)
"AF level" = max.
–
200mA See 2.1
2.3 Commissioning See 1.9 VOL = min. (R1)
AF LEVEL = max.
– – –
2.4 Operating voltage
(+12V
DC
)
See 1.9 POWER = On Mainboard,
solder side:
TP209 (+)
TP208 (-)
+12V
DC
–
2.5 Operating voltage
(+6V
DD
)
See 1.9 See 2.4 TP226/ GND +5.8V to
+6.2V
–
2.6 Operating voltage
(+5V
CC
)
See 1.9 See 2.4 TP231/ GND +4.8V to
+5.2V
–
2.7 Operating voltage
(+5V
SW
)
See 1.9 See 2.4 TP233/ GND +4.8V to
+5.2V
–
2.8 Operating voltage
(+6V
SW
)
See 1.9 See 2.4 TP229/ GND +5.8V to
+6.2V
–