Data Processing - Sony GV-A500 Service Manual

4. Modification of E Page Data
If the D, E and F page data has been initialized, change the data as shown in the following table by manual input.
Note 1 : Before changing the data, set page: 0, address: 01, data: 01.
Note 2 : To write in the non-volatile memory (EEPROM), press the PAUSE button of the adjusting remote commander each time to set the
new data.
Note 3 : After changing the data, set page: 0, address: 01, data: 00. Also perform all adjustments of this unit.
Adjustment Data
Address
GV-A500
00
3D
40
CC
44
47
48
10
4B 60
1-3.

Data Processing

The calculation of the DDS display and the adjusting remote
commander display data (hexadecimal notation) are required for
obtaining the adjustment data of some adjustment items. In this case,
after converting the hexadecimal notation to decimal notation,
calculate and convert the result to hexadecimal notation, and use it
as the adjustment data. Table 5-1-7. indicates the hexadecimal
notation-decimal notation calculation table.
Hexadecimal notation-decimal notation calculation table
Lower digit of
0 0 0
hexadecimal
Upper digit
of hexadecimal
0
0
16
1
32
2
48
3
64
4
80
5
6 96
7 112
8 128
144
9
160
A ( )
A
1
176
B ( )
b
192
C ( )
c
208
D ( )
d
224
E ( )
E
240
F ( )
F
Note :
The characters shown in the parenthesis ( ) shown the display on the adjustment remote commander.
(Example) If the DDS display or the adjustment remote commander shows BD (
Because the upper digit of the adjustment number is B (
"189" of 1 and 2 in the above table is the corresponding decimal number.
Initial Value
GV-A500E
AEP,UK E,HK
72 72
24 24
20 20
00 00
00 00
1 2 3 4 5
1 2 3 4 5
17 18 19 20 21
33 34 35 36 37
49 50 51 52 53
65 66 67 68 69
81 82 83 84 85
97 98 99 100 101
113 114 115 116 117
129 130 131 132 133
145 146 147 148 149
161 162 163 164 165
178 179 180 181
177
193 194 195 196 197
209 210 211 212 213
225 226 227 228 229
241 242 243 244 245
Address
GV-A500
4C
50
4D
1C
4F
48
50 40
51 1E
5C
1B
5D 1B
Table 5-1-6.
6 7 8 9
6 7 8 9
22 23 24 25
38 39 40 41
54 55 56 57
70 71 72 73
86 87 88 89
102 103 104 105
118 119 120 121
134 135 136 137
150 151 152 153
166 167 168 169
182 183 184 185
198 199 200 201
214 215 216 217
230 231 232 233
246 247 248 249
b
), and the lower digit is D (
Table 5-1-7.
5-10
Adjustment Data
Initial Value
GV-A500E
AEP,UK
50
50
1B
1B
2
A B C D E
( ) ( ) ( ) ( ) (
A b c d E
10 11 12 13 14
26 27 28 29 30
42 43 44 45 46
58 59 60 61 62
74 77 76 77 78
90 91 92 93 94
106 107 108 109 110
122 123 124 125 126
138 139 140 141 142
154 155 156 157 158
170 171 172 173 174
186 187 188 189 190
202 203 204 205 206
218 219 220 221 222
234 235 236 237 238
250 251 252 253 254
bd
);
d
), the meeting point
E,HK
50
50
1B
1B
F
) ( )
F
15
31
47
63
79
95
111
127
143
159
175
191
207
223
239
255