Registers Details - Sharp 21LF-90N Service Manual

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AK - 44
CHASSIS

15.2 Registers Details

OP1 – Peripheral Options
7
6
5
4
3
2
1
OP2 – Reception Standard Options
7
1, 3-button keyboard (V-, P+, V+)
0, 4/5 button keyboard (V-, V+, P-, P+, Menu)
6
1, L/L' is available
0, L/L' is not available
5
1, I is available
0, I is not available
4
1, DK is available
0, DK is not available
3
1, BG is available
0, BG is not available
2 1 0 RESERVED (Keep as 000)
OP3 – Video Options
7
6
5
4
NOT USED
1, Display "AV-3" as "F-AV"
0, Display "AV-3" as "B-AV"
1, Turn back TV mode after the last AV (with AV key)
0, Turn back first AV mode after the last AV
1, SVHS is available in AV key stream
0, SVHS is NOT available in AV key stream
1, RGB is available in AV key stream
0, RGB is NOT available in AV key stream
1, AV-3 is available in AV key stream
0, AV-3 is NOT available in AV key stream
1, AV-2 is available in AV key stream
0, AV-2 is NOT available in AV key stream
0 0 1, AV-1 is available in AV key stream
0, AV-1 is NOT available in AV key stream
Xtal Configuration
00, 1 Xtal PAL 4.43
01, 2 Xtal PAL/NTSC 4.43/3.58
10, 1 Xtal PAL/SEC/NTSC 4.43
11, 2 Xtal PAL/SEC/NTSC 4.43/3.58
1, Enable Blue back when no signal in AV modes
0, No blue back in AV modes
1, White Insertion is ON
0, White Insertion is OFF
3
1, Blue Background when no signal
0, Disable Blue Background
2
1, Semi-transparent background for menu
0, Solid Menu background for menu
1
1, Black Stretch is ON
0, Black Stretch is OFF
0 1, APR is ON
0, APR is OFF
28

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