SUPPLY VOLTAGE ADJUSTMENT
# The data sheet may differ dependent on different models.
- Set AC power supply to 120 +/-2V.
- Connect a digital voltmeter to two points of of [C845], and then turn ON the TV.
- Receive a signal either by pattern generator or by RF input at the Ariel socket.
- The Voltmeter should read 135 +/-0.5V.
SERVICE MODE AND BUS DATA
- Decrease the volume to minimum [0] with remote control.
- Press the 'Mute' button on the remote control and the 'Video' button on the TV at the same time. "S" appears on the TV screen and TV enters Service mode.
- Press "Up | Dn and "-->" or "<--" button to adjust data.
- Press "Power" button on the remote control to Exit Service mode.
BUS DATA
MENU – 00
AFW: 240KHZ -1
|
|
IF--PLL
|
1
|
AFA: INSIDE
|
1
|
AFB; BELOW
|
0
|
IFS
|
0
|
MOD
|
0
|
MENU - 01
|
|
FIXED AUDIO
|
1
|
SOUND MUTE
|
0
|
AUTO AUDIO LIMIT
|
0
|
VOLUME
|
12
|
MENU – 02
|
|
BLANK HOB
|
0
|
DE INTERLA
|
0
|
H SHIFT
|
SETO THE OPTIMAL MODE
|
H SHIFT-50
|
32
|
E/W WIDE
|
SET TO OPTIMAL MODE
|
PARABOLA
|
SET TO OPTIMAL MODE
|
E/W CORNER
|
SET TO OPTIMAL MODE
|
TRAPEZIUM
|
SET TO OPTIMAL MODE
|
OSD H POS
|
3
|
MENU – 03
|
|
VER MODE
|
0
|
VER OUT
|
0
|
OVERSCAN
|
1
|
VER PROTEC
|
0
|
BLANK FIX
|
0
|
V DIVIDER
|
0
|
MENU – 04
|
|
V CENTER
|
SET TO OPTIMAL MODE
|
V AMP
|
SET TO OPTIMAL MODE
|
S CORRECT
|
SET TO OPTIMAL MODE
|
V SHIFT
|
SET TO OPTIMAL MODE
|
V SHIFT-50
|
32
|
V ZOOM
|
25
|
V SCROLL
|
31
|
V HALF
|
0
|
MENU – 05
|
|
WHIT P RED
|
31
|
WHIT P GRE
|
SET TO OPTIMAL MODE
|
WHIT P BLU
|
SET TO OPTIMAL MODE
|
AKB
|
0
|
Y-DELAY
|
8
|
CATHOD LEV
|
5
|
MENU – 6
|
|
BLUE STRET
|
1
|
BLACK STRE
|
1
|
Y-VALUE
|
0
|
SKIN ANGLE
|
0
|
SKIN TONE
|
1
|
B.B LEVEL
|
40
|
MENU – 07
|
|
ACL
|
1
|
CB
|
1
|
CMB
|
0
|
BPS
|
0
|
MAT
|
0
|
OPT.AV3CH
|
1
|
OPT VM
|
1
|
OPT DCOM
|
1
|
OPT. BBK
|
1
|
MENU – 08
|
|
SUB BRIGHT
|
31
|
LOUDNESS
|
18
|
CNTRST MAX
|
63
|
CONTRST MID
|
32
|
CONTRST MIN
|
0
|
COLOR CORER
|
32
|
SUB TINT
|
32
|
MENU – 09
|
|
BCO
|
1
|
XA.XB
|
1
|
STB
|
1
|
POC
|
0
|
CM2.1.0
|
0
|
MENU – 10
|
|
VIM
|
1
|
STM
|
0
|
HCO
|
1
|
EVG
|
0
|
PRD
|
1
|
COR
|
1
|
MENU – 11
|
|
OSO
|
1
|
CSL.CSO
|
0
|
BB
|
1
|
AST
|
1
|
FFI
|
0
|
EBS
|
1
|
FCO
|
0
|
MENU – 12
|
|
OPT.OVPT
|
1
|
OPT.AV3
|
1
|
OPT.AV4
|
1
|
OPT.COLOR
|
0
|
OPT. V-CHIP
|
1
|
OPT.CCD
|
1
|
OPT.PWR-ON
|
1
|
SRCH SPEED
|
0
|
ROM CORREC
|
0
|
MSP/ YCbCR
|
1
|
## The data sheet may differ dependent on different CRTs for the same model.
