Sony BVP-900P Maintenance Manual page 27

CN-1607 board
Ref. No. Switch name
S4 +12 V power supply switch
n
Be sure to set this switch in accordance with a power of microphone. If not, it will cause the failure of a
microphone.
BVP-900 P1
S4
CN-1607 BOARD (B SIDE)
Description
Turn on to power the microphone with +12 V OFF
while setting the power supply select switch
on the MIC panel to "." position.
MIC panel
Factory setting
AUDIO IN
MIC LINE
1
2
OFF +48V
Power supply select switch
1-8. Function of Internal Switches
1-21 (E)