Chapter 4. H/W Block Diagrams And Schematic Description; H/W Block Diagram; Figure 4.1 H/W Block Diagram - Samsung OfficeServ 12 Service Manual

H/W Block Diagrams and Schematic
Description
This chapter describes the H/W block diagrams and schematic description of the
OfficeServ 12 system.

4.1 H/W Block Diagram

OfficeServ 12 Hardware block diagram is as follows:
Power Supply Unit
(Input: AC 220 V)
(Output: -56 V, +5 V)
Analog Trunk Daughter
Board(3/4TRK)
Digital Trunk Daughter
Board(2BRI)
VoIP Daughter Board
(MGI)
© SAMSUNG Electronics Co., Ltd.
External Battery

Figure 4.1 H/W Block Diagram

OfficeServ 12
Base board
+5 V
-56 V
1 DLI
2 HYB
5 SLI
2 LAN
MEMORY BACKUP
1 INT/EXT. MOH
1 PAGE
1 DRY CONTACT
RINGER
Battery Connection Port
50 pin Connector
40 pin Connector
1