SERVICE MANUAL
Service Mode and Bus Data
1. How to Enter the Service Mode with the Remote Control
1) Decrease volume to 0.
2) Press the MUTE button on the remote control and VIDEO button on the TV at the same time.
3) Adjust the TV with the MENU SELECT buttons on the remote control.
4) Press the button on the remote control to quit the Service mode.
2. Bus Data
Symbol Adjustment Description
OP1 190
Option bit 1˄See “Option Set”˅
OP2 15
Option bit 2˄See “Option Set”˅
OP3
1
Option bit 3˄See “Option Set”˅
OP4 221
Option bit 4˄See “Option Set”˅
OP5
140
Option bit 5˄See “Option Set”˅
OP6
111
Option bit 6˄See “Option Set”˅
OP7
191
Option bit 7˄See “Option Set”˅
S0
OP8
101
Option bit 8˄See “Option Set”˅
PAR
Set to optimum Parallelogram correction
BOW Set to optimum Bow correction
HSH Set to optimum Horizontal shift
EWW Set to optimum East-west width adjustment
EWP Set to optimum East-west pincushion correction
UCR Set to optimum Upper corner correction
LCR Set to optimum Lower corner correction
S1
EWT Set to optimum East-west Trapezoidal correction
VSL Set to optimum Half vertical output
VAM Set to optimum Vertical amplitude
SCL Set to optimum Vertical linearity
VSH Set to optimum Vertical shift
VOF Set to optimum Vertical position of character
CCV Set to optimum Vertical position of CCD
HOF Set to optimum Horizontal position of character
S2
CCHF Set to optimum Horizontal position of CCD
VX 25
RED Set to optimum Red gun cutoff voltage
GRN Set to optimum Green gun cutoff voltage
WPR Set to optimum Red gun drive voltage
WPG Set to optimum Green gun drive voltage
S3
WPB Set to optimum Blue gun drive voltage
(Continued)
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