Board (Bkds-7071/7091) - Sony HDS-7150 Installation Manual

BKDS-7017
4-7. Description of Switches and LEDs on Boards
4-7-3. RE-146 Board (BKDS-7071/7091)
D9 (Green) (D-4) :
When the power supply is operating normally, this LED lights.
When the following troubles come up, this LED light off.
In the Cases that One Power Supply Unit is Used.
. When the power supply switch in the panel is turned off
. When the fun stops in the power supply unit
. When one or more of the DC-DC converters (CP1 and CP2) in the power supply unit is not operating
correctly
In the Cases that Two Power Supply Units are Used.
. *
When the power switch in the panel is turned off
.
*
When the fun stops in the power supply unit
. *
When one or more of the DC-DC converters (CP2 and CP3) and AD-DC converter (CP1) is not
operating correctly
. When the voltage of the two power supplies is not correctly adjusted
(The LED of the power supply unit whose voltage is low lights off)
* : The LED (D9) of the power supply unit that is not operating correctly lights off.
RV1 (D-2) : Used for +12 V power supply voltage. (Refer to Section 8-2-1.)
RV2 (D-3) : Used for +5 V power supply voltage. (Refer to Section 8-2-1.)
4-10
CN1
D9
1
RV2
1
RV1
A side (Component side)
HDS-7150/7100