Memory Contents Backed-Up By Battery; Communication Unit: Ee-Prom; Communication Unit: S-Ram(U40); Terminal Unit Flash Rom - Furuno FELCOM 12 Service Manual

5.5 Memory Contents Backed-up by Battery

Communication Unit: EE-PROM

MES ID, Foward ID and Return ID is factory-programmed. When replacing
the CPU Board (16P0148), remove the EEROM from the old board and put it
on the new board.
U11 (M6M80041P) : EE-PROM
Forward/Return ID programmed
BACK UP
• U40 (SRM20100LLM70) : SRAM
• U36 (RTC62423) : TIMER
Communication Unit: S-RAM (U40)
System Setup Menu --------[F8]
1
EGC Setup Menu-----------[F8]
2
NCS Channel List Menu --[F8]
3
EGC Channel List Menu --[F8]
4
PV Test Result --------------[F7]
5
Distress Message Setup----[F8]
6
Ship Position ----------------[F9]
7
Ocean Region ---------------[F7]
8
Terminal Unit: Flash ROM
LES List Menu--------------[F8]
1
Station List Menu ----------[F8]
2
Editor Setup -----------------[F8]
3
Terminal Setup -------------[F8]
4
Auto Mode Setup-----------[F8]
5
E-Mail Setup ----------------[F8]
6
E-Mail Service List --------[F8]
7
TP1
U11 : EE-PROM
BUZZER
BATT
JP1
BACK UP ON/OFF
Figure 5-4 CPU Board
[2]
[5]
[9] [4]
[9] [3]
[6] [2]
[1]
[5]
[9] [2]
[9] [1]
[3]
[4]
[6]
[7]
[9] [5]
5-7
TP3 TP2
U44 : DEMOD
ROM
U39 : ROM
U36
TP4 TP5
S1
U40
CR 7
CR 8
CR 9