Daewoo DTY-21U7/21B4 Microcontroller Configuration Service Mode, Service Mode Navigation

CP-520/520A/520F Service Manual

3ALIGNMENT INSTRUCTIONS

3.1MICROCONTROLLER CONFIGURATION : SERVICE MODE

To switch the TV set into service mode please see instruction below.

1 - Select PR. number 91

2 - Adjust sharpness to minimum and exit all menus.

3 – Within 2 seconds press the key sequence : RED - GREEN - menu

The software version is displayed beside the word Service, e.g. “SERVICE VER 00.05”.

To exit SERVICE menu press menu key or Std By key.

3.2SERVICE MODE NAVIGATION

Pr Up/Down remote keys		: cycle through the service items available.
Vol -/+ remote keys		: Dec./Increment the values within range – Cycle trough option bits.
OK key		: Toggle bits in option byte
	Order		Item	Default setting
	1		HOR CEN
	2		RED GAIN
	3		GRN GAIN
	4		BLUE GAIN
	5		RED BIAS
	6		GRN BIAS
	7		AGC LEVEL
	8		G2 – SCREEN
	9		OPTION1
	10		OPTION2
	11		AVL
	12		PARABOLA
	13		HOR WIDTH
	14		CORNER T
	15		CORNER B
	16		HOR. PARAL
	17		V. LINEAR
	18		V. SLOPE
	19		EW TRAPEZ
	20		S CORRECT
	21		VERT CENT
	22		VERT SIZE

3.3MICROCONTROLLER CONFIGURATION : OPTION BITS

There are two option bytes available (16 bits in all). These option bits are available from Service mode. First find the OPTION1 or OPTION2 control, and then use the Volume PLUS/MINUS buttons on the remote control keypad to locate the bits, and OK key to toggle them. The table below shows the two option bytes available;

DTV R&D Europe 10