Qpd (Power Down Logs) - Pioneer PDP-5020FD Service Manual

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A

[10] QPD (POWER DOWN LOGS)

The command QPD is for acquiring data from the 8 latest power-down (PD) logs.
Command Effective Operation
Format
[QPD] Every Time
Data Arrangement
ECO
B
1 Latest "1st PD" data
2 Latest "2nd PD" data
3 Data from the hour meter for the latest PD
4 Second latest "1st PD" data
5 Second latest "2nd PD" data
6 Data from the hour meter for the second latest PD
7 Third latest "1st PD" data
8 Third latest "2nd PD" data
9 Data from the hour meter for the third latest PD
C
10 Fourth latest "1st PD" data
11 Fourth latest "2nd PD" data
12 Data from the hour meter for the fourth latest PD
13 Fifth latest "1st PD" data
14 Fifth latest "2nd PD" data
15 Data from the hour meter for the fifth latest PD
16 Sixth latest "1st PD" data
17 Sixth latest "2nd PD" data
18 Data from the hour meter for the sixth latest PD
19 Seventh latest "1st PD" data
D
20 Seventh latest "2nd PD" data
21 Data from the hour meter for the seventh latest PD
22 Eighth latest "1st PD" data
23 Eighth latest "2nd PD" data
24 Data from the hour meter for the eighth latest PD
CS 2 Byte
E
F
104
1
2
Modes
Output of status
2
3
Function
Return data: 3 (ECO) + 80 (DATA) + 2 (CS) = 85 Byte
Data
Output Example
Length
3 byte QPD
1 byte A
1 byte 2
8 byte 00010020
1 byte E
1 byte 9
8 byte 00008523
1 byte 4
1 byte 3
8 byte 00004335
1 byte 2
1 byte 0
8 byte 00000945
1 byte 4
1 byte 0
8 byte 00000715
1 byte A
1 byte 2
8 byte 00000552
1 byte A
1 byte 0
8 byte 00000213
1 byte D
1 byte 0
8 byte 000001A7
2 byte 27
PDP-5020FD
3
4
Remarks
" PD data
0 No PD
2 P-POWER
3 SCAN
4 SCN-5V
6 Y-DCDC
7 Y-SUS
8 Address
A X-DCDC
B X-SUS
C DIGI-DCDC
F UNKNOWN
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