Dorrough 40-A - Power Supply Board; Interface Board (Customers Power Supply); Signal Board

15
Fig. 16. Simplified view of key alignment components on Model 10-A (10-B)
circuit boards. Refer to Fig. 5 and Fig. 6 for specific panel mounting
instructions. An optional Interface Board is available from the factory (as a
replacement for the standard Power Supply Board) for use with a customer's
power supply.
VR49 VR48 VR44 VR46 VR14 VR13
RL
L+
L-
R+
R-
POWER SUPPLY BOARD
INTERFACE BOARD (CUSTOMER'S POWER SUPPLY)
VR49 VR48 VR44 VR46 VR14 VR13
RL
+L -L +R -R -15 +15 +5
DS1
DS2
DS3
DS4
R18
VR49 VR48 VR44 VR46 VR14 VR13
RL
SIGNAL BOARD
LED DRIVER BOARD
- 25 dB (A)
- 36 dB (B)
+14 dB (A)
+3 dB (B)
+5 dB (A)
-6 dB (B)
-11 dB (B)
0 dB (A)