LC-20B4E (serv.man7). Adjusting procedure of each section - Sharp TV Service Manual (repair manual). Page 2

When the microprocessor (IC2001) or the EEPROM (IC2008, IC2010) has been replaced or when the EEPROM
has been initialized, readjust the each adjustments.
4-1. Connect the pins (81) and (82) of IC2001 (microprocessor) to GND, and turn on the power.
4-2. Select the model name to (A522).
4-3. Select the inch size (20).
4-4. LED changes green from red after setting finish and about 15 seconds, initialization is completed, and it

becomes adjustment mode.

4-5. Writing the model-by-model data

For the Ver.1.10A microprocessor, get it initialized first and then make the settings, listed below, on it. (The
microprocessor version is indicated at the bottom of Adjustment Process Page 1.)

4-6. Precautions in replacing the EEPROMs (IC2008 and IC2010)

When the EEPROMs (IC2008 and IC2010) have been replaced, be sure to replace also the microprocessor
(IC2001) with the one "Part No. RH-iXA522WJN1Q".
The version of the RH-iXA522WJN1Q microprocessor is 1.20A.

Ver.1.10A data reprogramming (INCH SIZE [20])

Adjustment process page

8

13

18

22

26

30

34

41

41

41

41

41

41

41

41

41

41

41

41

41

41

Item

PAL BRIGHTNESS

SECAM BRIGHTNESS

N358 BRIGHTNESS

N443 BRIGHTNESS

PAL-M BRIGHTNESS

PAL-N BRIGHTNESS

PAL60 BRIGHTNESS

DPS NLC A6

DPS NLC A8

DPS NLC AA

DPS NLC AC

DPS NLC AE

DPS NLC B0

DPS NLC B2

DPS NLC B6

DPS NLC BA

DPS NLC BC

DPS NLC BE

DPS NLC C6

DPS NLC CA

DPS NLC D0

OSD settings

0 

→

 +5

0 

→

 +5

0 

→

 +5

0 

→

 +5

0 

→

 +5

0 

→

 +5

0 

→

 +5

0E 

→

 0B

0E 

→

 0A

18 

→

 1A

38 

→

 2A

3C 

→

 30

53 

→

 3B

4E 

→

 42

07 

→

 10

15 

→

 23

39 

→

 32

40 

→

 35

07 

→

 10

15 

→

 1B

50 

→

 55