NDA-24300 CHAPTER 3
Page 139
Issue 1
SYSTEM MESSAGES
[21H] Data Memory Verification Impossible (HFC Fault)
➀
Error detection by Routine
Diagnosis
➁
HFC Impossible Verification
➂
Verification of Data Memory
➃
Error Type
➄
Single Code
DM LDM NDM
1: 21XX XX00 XXXX XXXX 2: XXXX XXXX XXXX XXXX 3: 0000 0000 0000 0000
➀ ➁ ➂ ➃ ➄ ➅ ➆ ➃ ➄ ➅ ➆ ➃ ➄ ➅ ➆
4: 0000 0000 0000 0000 5: 0000 0000 0000 0000 6: 0000 0000 0000 0000
7: 0000 0000 0000 0000 8: 0000 0000 0000 0000 9: 0000 0000 0000 0000
b7 b1 b0
b7 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
[21H] Data Memory Verification Impossible (HFC Fault)
b0: 0/1 = -/HFC 0 is abnormal
b1: 0/1 = -/HFC 1 is abnormal
b0: 0/1 = -/Data Memory (DM)
b1: 0/1 = -/Local Data Memory (LDM)
b2: 0/1 = -/Network Data Memory (NDM)
00H: HD Processing NG
01H: HD Not Connected
02H: HD Busy
03H: HD Fault (Fault processing/Not equipment etc.)
04H: Transfer NG
05H: Response Timeout
51H: Data Transfer starts
53H: File Transfer starts
55H: Data Load