Samsung CLP-770ND - Fuser Drive Board Functionality

Product spec and feature
Service Manual
2-24
Samsung Electronics
3
4
2
1
Varistor
Fuse Photo Triac
Triac
HEAT S INK
2.4.5 Fuser Drive Board
The FDB (Fuser Drive Board) controls 2 halogen lamps in the fuser unit using control signals which are
provided from the ENGINE PBA and supplies AC power to the SMPS. Both V1/V2 FDBs provide max.
1500W output power.
■ Connection
1
INLET AC
2
FUSER CONTROL (from Main board)
3
FUSER AC (to Fuser lamp)
4
SMPS AC ( to SMPS)
■ Specication
V1 V2
Input Voltage
(Range)
AC 110V
(90 ~ 135V)
AC 220V
(180 ~ 270V)
Input Current 20A 10A
Output Power Max. 1500W Max. 1500W
Phase Detect Not support
Protection Relay Control Signal