Eeprom And Flash Memory - Sony HSR-1 Service Manual

3-12-2. EEPROM and Flash Memory

ICs necessary for rewriting data after the parts replacement are listed below.
Board Ref. No.
MB-801 IC126
MA-93 IC709
MA-93 IC713
MA-93 IC802
1. MB-801 Board/IC126
. . . . . Since data of the hours meter is automatically initialized, the data cannot be recovered.
Note :
. . . . . Turning on the power supply for the first time after IC126 replacement displays ERROR-97-002 at the
indicator area.
1. Perform "Setting up menu after installation". (Refer to section 2-8-2.)
2. MA-93 Board/IC709, IC713
1. Install the software. (Refer to section 3-9-2.)
Note : The software can be forcibly installed. Follow the procedure shown in section 3-9-2.
3. MA-93 Board/IC802
1. Perform the "Clock fine calibration" using the maintenance menu. (Refer to section 3-10.)
2. Set the date and time in the "Time adjust" menu. (Refer to the operating instructions.)
3-28
Address Type of IC
E5 EEPROM
B3 Flash memory built-in CPU
D3 Flash memory
E3 Backup SRAM
Content
Menu, hours meter
SYSCON program
SYSCON program
Date, time
HSR-1/1P
HSR-2/2P