AV-27320
AV-27330
AV-27S33
SERVICE ADJUSTMENTS
ADJUSTMENT PREPARATION
1. You can make the necessary adjustments for this unit with7. Presetting before adjustment.
either the Remote Control Unit or With the adjustment Unless otherwise specified in the adjustment instructions,
tools and parts as given below.preset the following functions with the remote control unit:
2. Adjustment with the Remote Control Unit is made on theUser menu preset value
basis of the initial setting values, however, the new setting
MENU ITEMPRESET VALUE
values which set the screen to its optimum condition may
differ from the initial settings.
PICTURE MODE (VSM)DYNAMIC 0
3. Make sure that AC power is turned on correctly.
4. Turn on the power for set and test equipment before use, and
start the adjustment procedures after waiting at least 30BASS, TREBLE, BALANCECENTER
minutes.
OFF
5. Unless otherwise specified, prepare the most suitable receptionHYPER SURROUND
or input signal for adjustment.
TINT, COLOR,
CENTER
6. Never touch any adjustment parts which are not specified in thePICTURE, BRIGHT, DETAIL
list for this adjustment - variable resistors, transformers,
condensers, etc.MTSSTEREO
ADJUSTMENT EQUIPMENT
1. DC voltmeter (or digital voltmeter)
2. Oscilloscope
3. Signal generator (Pattern generator);NTSC=
4. Remote control unit
5. TV audio multiplex signal generator.
6. Frequency counter
KEY ASSIGNMENT OF REMOTE CONTROL UNIT
(RM-C255)
ADJUSTMENT ITEMS
Adjustment itemsAdjustment items
DISPLAY
B1 POW ER SUPPLYSUB BRIGHT
SLEEP
MAIN VCOSUB CONTRAST
TIMER
RF. AGCSUB COLOR
VIDEO
FOCUSSUB TINT
STATUS FUNCTION
V. HEIGHT V. CENTERMTS INPUT LEVEL check 1/2
FUNCTION
/
H. CENTERMTS SEPARATION
EXIT
WHITE BALANCE (Low Light)
Although design is different, each remote
NOTE
WHITE BALANCE (High Light)
Controller has the same control function.
12No.51937 |
ACEC
