1-13
BVW-55 P2
1-5. NV-RAM/EEPROM
Describes ICs that require the initialization and adjustment of data after parts are replaced.
Board name
Ref. No.
Address
IC type
Description
DEC-97
IC34
C3 (Side A)
EEPROM
DEC board adjustment data
DM-121
IC909
M7 (Side A)
NV-RAM
DM board adjustment data
IC1812
C6 (Side A)
NV-RAM
KY-446
IC108
E8 (Side B)
EEPROM
Sub-LCD menu set data
SDI-23
IC457
E1 (Side A)
EEPROM
SDI board adjustment data
SV-206
IC404
D8 (Side A)
NV-RAM
Servo data, hours meter data and
serial No. data
SY-272
IC1
A1 (Side A)
NV-RAM
Main menu, error logger and
calender/clock set data
TG-191
IC406
C4 (Side A)
EEPROM
TG board adjustment data
1-5-1. Initialization and Adjustment
Explains how to initialize and adjust the data when adjustment and set data items are lost during IC
replacement.
1. IC34 on DEC-97 board
(1) Adjust all menu items of the maintenance mode below.
(For the adjustment, refer to Section 7.)
.
A24: INPUT CF DETECT
.
A25: DEC VR or A26: DEC VR(LOOP)
2. IC909 and IC1812 on DM-121 board
.
IC909
(1) Set initial values to all menu items of the maintenance mode below, then adjust them.
(For the setting and adjustment, refer to Section 7.)
.
A32: DM VR1
.
A33: DM VR2
.
A34: DM VR3
.
A35: DM VR4
.
A36: DM VR5
.
A38: TBC VR2
.
IC1812
(1) Set initial values to all A37: TBC VR 1 menu items of the maintenance mode below, then adjust
them.
(For the setting and adjustment, refer to Section 7.)
3. IC108 on KY-446 board
(1) Reset the sub-LCD menu data.
(For the setting, refer to the operation manual.)
1-5. NV-RAM/EEPROM
Summary of Contents for BVW-55
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