Mitsubishi Electric HITACHI VS-50111 Troubleshooting Manual page 14

V20 Chassis Technical Training
and Troubleshooting Guide
Circuit Adjustment Mode
Except for the following, all adjustment items must be performed
using the remote hand unit.
• Lens Focus
• Electrostatic Focus
A. Activating the Circuit Adjustment Mode
1. Press the "MENU" button on a remote hand unit.
2. Press the number buttons "2", "2", "5", "7" in sequence.
The screen will change to the Adjustment Mode.
Note: Repeat steps 1 and 2 if the circuit
adjustment mode display does not appear
on screen
B. Selection of adjustment Functions and
Adjustment Items
To select an adjustment item in the circuit adjustment mode,
first select the adjustment function that includes the specific
adjustment item to be selected. Then, select the adjustment
item.
Refer to the following pages for the listing of adjustment
functions and adjustment items.
1. Press the "AUDIO" button on a remote hand unit to
select an adjustment function. Each time the button
is pressed, the Function changes in the following
sequence:
Video Chr
HR
2. Press the "VIDEO" button to select a specific
Adjustment Item. The Item number increases each
time the "VIDEO" button is pressed.
C. Changing Data
After selecting an adjustment Item, use the "ADJUST
UP/DOWN" button to change data.
• Press "ADJUST DOWN" to decrease the data value.
• Press "ADJUST UP" to increase the data value.
Defl Jung
FUNCTIONS
Sub Matr Main Matr
FUNCTION
Video Chr
Mode 0
MODE
1
ITEM#
ABBREV.
ENTER
2-4
CHASSIS
V20
NTSC
SCT 55
DATA
VCR
CABLE/DBS DVD
TV AUDIO
POWER
2 3
1
4 5 6
7 8 9
SLEEP
0
SQV QV
VIDEO
VIDEO
VOLUME
CHANNEL
INPUT
AUDIO
MUTE
GUIDE
ENTER
CANCEL MENU
HOME
PIP CH
PIP/POP PIP INPUT
INFO
PIP SIZE EXCH
REC STOP PAUSE
REW/REV FF/FWD
PLAY
SIGNAL
AUDIO
ADJUST
UP/DN
MENU