Sharp 37VT-26H Service Manual page 10

37VT-26H(GY)
Item-by-item control in the service mode
1. DIRECT mode
2. DIRECT mode + HOR. POS. mode
3. R-Y Black Offset
4. B-Y Black Offset
5. SUB Tint
6. Unspecified items
Note :
All the settings will be back to the initial ones when shifting into any other mode or getting out of the
service mode.
Allocation of special keys in the service mode
`HORIZONTAL POSITION key
`Y-MUTE KEY
`COLOUR MAX./MIN. select key
`DIRECT TUNING MODE KEY
`VCR SLOW TEST KEY
`NVM MODE KEY
Adjustment precautions
1) Basically follow the sequential order of adjustments.
(Unless otherwise specified, follow the adjustment procedures.)
2) The "`"-marked steps in the adjustment procedures are automatically taken when in the service mode. Leave
out these steps.
3) For adjustments in the service mode, it is necessary to have the remote controller at hand.
Trouble indicators
If the set is interrupted by the protectors, the following indicators work to identify a spot in trouble.
1) LED (red) flashing : Deflection system protector activated
2) REC LED flashing
3) LED off
F-B/W
DRV CNT
SUB-BRIGHT
R.G.B. CUTOFF
CONTRAST
BRIGHT
COLOUR
R-MONITOR SW 0 - > 1
MUTE MODE
CONTRAST
BRIGHT
COLOUR
B-MONITOR SW 0 - > 1
MUTE MODE
MUTE MODE
PICTURE
CONFIRM (SET -> S-PICTURE)
SET
TIMER ON/OFF
RETURN
PROG
DISPLAY
: IIC bus line error
: Power protector activated
0 - > 1 (forced B/W)
0 - > 1 (drive forced center)
Initial value
0 (E 2 PROM data resumed when any of the "0" thru
"9" keys on the remote controller is pressed)
MAX (USER-CONTROL)
MAX (USER-CONTROL)
CENTER (USER-CONTROL)
(MONITOR OUT)
Y-MUTE
MAX (USER-CONTROL)
MAX (USER-CONTROL)
CENTER (USER-CONTROL)
(MONITOR OUT)
Y-MUTE
Y-MUTE
NORMAL (CONT. BRI. COL.)
(high-voltage or beam vert, out protector)
(VCJ or tuner, EEPROM, TEXT, PDC)
(+B line short-circuited)
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