Pioneer PDP 503CMX, Service Manual

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PDP-503CMX
128
1 2 3 4
1 2 3 4
C
D
F
A
B
E
The PD history displayed in "INFORMATION" of the Factory menu.
Display of PD point
Time stamp display
[OOOOOH] : HOUR, [OOM] : MINUTE
Example:
Time stamp display is [65432H10M]
→
65432 hours 10 minutes
Time stamp data
upper 5 byte: HOUR, lower 2 byte: MINUTE
Example:
Time stamp is [6543210]
→
65432 hours 10 minutes
The data (1st/2nd/time stamp) on the past eight power-downs are stored in memory.
Diagnosis Method in Power Down
1
OSD display of the PD history
2
Retrieval of PD history by RS-232C command "GPD"
I N
PD
F
1 X DDC 0 5 1 4 8 H 2 5 M
0 2 2 4 8 H 1 4 M
0 1 3 5 8 H 3 6 M
0 0 3 4 8 H 1 5
0 0 0 0 0
0 0
0 0 0 0 0 0 0
0 0 0 0 0 0 0
0 0 0 0 0 0 0
M
2 A D R – K
3 Y DR V
4
–
X – DDC
D
– DC C
A D R E S
–
5 – – – – –
– – – – –
– – – – –
– – – – –
6
7
8
H
H
H
H M
M
M
M
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
– – – – –
O
I N FO
1 S T 2 ND
– – S 1 I N 4 – 0 2 –
∗
2 N T # 1
1
1
5
10
15
16
5 10 15 20 25 30 35 40
Power-Down Point OSD Display
Y-DRIVE Y-DRV
Y-DC/DC COVERTER Y-DDC
X-DC/DC CONVERTER X-DDC
X-DRIVE X-DRV
Power supply POWER
ADDRESS junction ADRES
ADDRESS resonance ADR-K
DC/DC CONVERTER (DIGITAL) DC-DC
Data of PD point
Power-Down Point "GPD" Data
Y-DRIVE 1
Y-DC/DC COVERTER 2
X-DC/DC CONVERTER 3
X-DRIVE 4
Power supply 5
ADDRESS junction 6
ADDRESS resonance 7
DC/DC CONVERTER (DIGITAL) 8
Order Data contents Size
1 The latest "1st PD" point 1 byte
2 The latest "2nd PD" point 1 byte
3 The latest PD time stamp 7 byte
4 Second latest "1st PD" point 1 byte
5 Second latest "2nd PD" point 1 byte
6 Second latest PD time stamp 7 byte
7 Third latest "1st PD" point 1 byte
8 Third latest "2nd PD" point 1 byte
9 Third latest PD time stamp 7 byte
10 Fourth latest "1st PD" point 1 byte
11 Fourth latest "2nd PD" point 1 byte
12 Fourth latest PD time stamp 7 byte
13 Fifth latest "1st PD" point 1 byte
14 Fifth latest "2nd PD" point 1 byte
15 Fifth latest PD time stamp 7 byte
16 Sixth latest "1st PD" point 1 byte
17 Sixth latest "2nd PD" point 1 byte
18 Sixth latest PD time stamp 7 byte
19 Seventh latest "1st PD" point 1 byte
20 Seventh latest "2nd PD" point 1 byte
21 Seventh latest PD time stamp 7 byte
22 Eighth latest "1st PD" point 1 byte
23 Eighth latest "2nd PD" point 1 byte
24 Eighth latest PD time stamp 7 byte