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Following table shows the initial values which have been stored in the CPU ROM, and items for the service adjustments.
Service mode adjustments table in CPU ROM
DATA
INITIAL
No.
ITEM
RANGE SETUP
DESCRIPTION
DATA
91
IFTEST1
0, 1
0
IF Test 1
92
TRAPT
0~7
4
Sound Trap-Test
93
H-FRQ
0~63
35
Horizontal Frequency
94
FBTS
0, 1
0
FBPBLK Switch
95
COOP
0~7
4
Color Killer Option
96
HBLKL
0~3
1
H-Blanking Control Left
97
HBLKR
0~3
2
H-Blanking Control Right
98
AFCRF
0, 1
0
RF AFC Gain & gate Adj.
99
VSURF
0, 1
0
RF VSync. Separation sensitivity
100
CDMRF
0~7
0
RF Vertical count down circuit Adj.
101
AFCAV
0, 1
1
AV AFC Gain & gate Adj.
102
VSUAV
0, 1
0
AV Vsync. Separation sensitivity
103
CDMAV
0~7
0
AV Vertical count down circuit Adj.
104 HLVDRF
0, 1
1
H Lock, V Det.
105
HLVDAV
0, 1
1
H Lock, V Det.
106
VTEST
0~3
0
Select Vertical DAC test mode
107 VCOTEST
0~15
0
IF VCO free run Freq. Adj.
108 C.VCOADJ
0~7
4
Control free run Freq. of Chroma VCO
109 VCOFREQ
0~255
40
ES Sample IF VCO Freq. Adj.
110 CROSS-BW
0~3
0
Pattern Output
111 AVNCON
0~127
64
AV non-signal Contrast
112
AVNBRI
0~127
64
AV non-signal Brightness
113
POMT
0~127
25
Power Mute Time
114
CHMT
0~31
10
Channel Change Mute Time Adj.
115
SYST
0~15
5
The number of times that a color sys-
tem AUTO is judged
116
S-STE
0~3
1
Stereo/Mono Option, 0=Mono,
1=Simple AV Stereo, 2,3=AV Stereo
117
VOLTBL
0, 1
1
Volume Table Select
118
MPP
0, 1
0
Multi Personal Preference function
on/off 0=without M.P.P., 1=with M.P.P.
119
TUNER
0, 1
0
Tuner Option
120 BOOSTER
0, 1
0
Booster Option
121 OPT AVIN
0~3
1
AV1/AV2/AV3 Option, 0=AVonly,
1=AV1,AV2, 2~3=AV1, AV2, AV3
122 OPT POS
0, 1
1
Programme number option, position
No. Option, 0=100 pos., 1=256 pos.
123
LANGUAGE
0, 1
1
Language Option, 0=without la-
nguage, 1=with language
124 OPT COL
0, 1
0
Color System Option
125
OPT SIF
0, 1
1
SIF System Option
126 OPT BASS
0~3
2
BASS Expander Option, 0=without BASS,
1~2=BASS EXPANDER, 3=WOOFER
127 OPT SURR
0, 1
1
Surround Option
128 OPT BLBK
0, 1
1
Blue Back Option
129 AUDGAIN
0~7
1
Gain Control LV1116
130 L/RGAIN
0~7
7
L/R Output Gain Control LV1116
Service Adjustments with Replacing Memory IC(IC801)
DATA
INITIAL
No.
ITEM
RANGE SETUP
DESCRIPTION
DATA
300
R00
0~255
0
ROM Correction
301
R01
0~255
0
ROM Correction
302
R02
0~255
0
ROM Correction
303
R03
0~255
0
ROM Correction
304
R04
0~255
0
ROM Correction
376
R76
0~255
0
ROM Correction
377
R77
0~255
0
ROM Correction
SM_21-BA5V(AC6-A)AUS 7/25/06 9:24 AM Page 11