Acquisition Of Abl/Wb Adjustment Data • • • [Qpw] - Pioneer PDP-4270XA Service Manual

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9.3.5 ACQUISITION OF ABL/WB ADJUSTMENT DATA • • • [QPW]
The command QPW is for acquiring the factory-preset data about the video of the panel.
Command Effective Operation
A
Format
[QPW] All operations
Data Arrangement
ECO
1 Drive sequence
2 Standard/nonstandard
3 Type of ABL/WB tables
4 ABL adjustment value
B
5 R-HIGH adjustment value
6 G-HIGH adjustment value
7 B-HIGH adjustment value
8 R-LOW adjustment value
9 G-LOW adjustment value
10 B-LOW adjustment value
11 Gamma setting
12 Streaking correction
13 Peripheral luminance correction
C
14 Reserved
15 WB interlocked with APL
16 Transition of protective operations
17 Reserved
CS
D
9.3.6 ACQUISITION OF PULSE METER VALUE • • • [QPM]
The command QPM is for acquiring the accumulated number of pulses of the panel.
Command Effective Operation
Format
[QPM] All operations
Data Arrangement
E
ECO
1 Pulse meter B 1
2 Pulse meter B 2
3 Pulse meter B 3
4 Pulse meter B 4
5 Pulse meter B 5
CS
F
154
1
2
Modes
To acquire data on operations of the panel Return data: 3 (ECO)+35(DATA)+2(CS)= 40 Byte
Output
Data
Example
Length
3 byte QPW
3 byte 60V
1 byte S
2 byte T2
3 byte 128
3 byte 256
3 byte 256
3 byte 256
3 byte 512
3 byte 512
3 byte 512
1 byte A
1 byte 1
1 byte 0
∗
1 byte
1 byte 0
1 byte 0
∗∗
2 byte
2 byte 37
Modes
To acquire data on operations of the panel Return data: 3 (ECO)+40(DATA)+2(CS)= 45 Byte
Data
Output Example
Length
3 byte QPM
8 byte 00000000
8 byte 00000000
8 byte 00000000
8 byte 00000000
8 byte 00000000
2 byte E7
2
3
Function
1: Drive sequence
48V Video 48 Hz
50V Video 50 Hz
60V Video 60 Hz
72V Video 72 Hz
75V Video 75 Hz
60P PC 60 Hz
70P PC 70 Hz
2: Standard/
nonstandard
S Standard
N Nonstandard
3: Type of ABL/WB tables
Tn n: 1 to 4
11: Gamma setting
n 0 to F
Function
PDP-427XD
3
4
Remarks
12, 15: Setting for Items 12 and 15
0 OFF
1 ON
13: Peripheral luminance
correction
0 OFF
2 ON (interlocked with APL)
16: Transition of brightness by
protective operations
0 Upper limit state for brightness
1 Brightness being reduced
2 Lower limit state for brightness
3 Brightness being increased
Remarks
4