2-78
DSR-300/P(E)/V1
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Page 24 Self Diagnosis 1
DIAG ERROR RESET
This item is used for erasing an error check results and a history of
error items.
MEMORY BACKUP
This item is used when back up the EEPROMs data on the TG, DPR,
and ES boards to EEPROM on the AT board. Backup is needed
when the TG, DPR, or ES board has been replaced.
If there is a communication error between the TG, DPR, or ES
board’s EEPROM and microcomputer when the power is turned on,
be sure to use the backed up data in EEPROM on the AT board.
TO BACK UP THE MEMORY
1. Turn the MENU dial to move the cursor to MEMORY BACKUP position.
2. Push the MENU dial.
Note:
The “DIAG ERROR RESET” and “MEMORY BACKUP”
will be carried out when the RESET in Page 1 is executed.
DISP SELECT
This item is used for switching the contents of error item detail
display.
1. The latest error check result is displayed.
2. The item which diagnosed as an error in the past by means of
automatic self-diagnosis function is displayed.
PP-PMPD
This item shows a detail of the sync signal input check result and
internal RAM check result of PP LSI (IC208 on the DPR board).
800H: PP LSI’s internal RAM error
002H: HD signal input to PP LSI (pin 102 of IC208/DPR board) error
001H: VD signal input to PP LSI (pin 101 of IC208/DPR board) error
Note:
If there is a plural error, the sum of each error code is
displayed as three digits hexadecimal notation.
(If there are errors in both HD and VD signals, 003H is
displayed on the PP-PMPD.)
PR-PMPD1
This item shows a detail of the sync signal input check result of PR
LSI (IC214 on the DPR board).
002H: HD signal input to PR LSI (pin 74 of IC214/DPR board) error
001H: VD signal input to PR LSI (pin 73 of IC214/DPR board) error
PR-PMPD2
This item shows a detail of the internal RAM check result of PR LSI
(IC214/DPR board).
800H: PR LSI’s internal RAM error
PR-G2
Not in use
PR-R2
Not in use
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Page 25 Self Diagnosis 2
DIAG ERROR RESET
(YES PUSH)
MEMORY BACKUP
(YES PUSH)
PAGE 24 (NEXT PREV )
EXIT MENU (YES PUSH)
ERROR DISP 1/3
DISP SELECT : 1
PP-PMPD
PR-PMPD1
PR-PMPD2
PR-G2
PR-R2
000H
000H
000H
000H
000H
:
:
:
:
:
PAGE 25 (NEXT PREV )
EXIT MENU (YES PUSH)