Sharp PZ-43MR2E (serv.man7) Service Manual ▷ View online
16
PZ-43MR2E
PZ-50MR2E
PZ-50MR2E
Ë
Organization of process adjustment screen
Parameter display
Ë
+B Adj3.3V
Ë
+B Adj2.5V
Ë
PAL Y CONTRAST
Ë
PAL COLOR GAIN
Ë
MAIN CR GAIN PAL
Ë
MAIN SUBBRIGHT 15K
Ë
MAIN CONTRAST 15K
Ë
SUB PAL Y
Ë
SUB PAL COLOR GAIN
Ë
PEAK ACL SW
Ë
SECAM Y CONTRAST
Ë
SECAM COLOR GAIN
Ë
MAIN CR GAIN SECAM
Ë
N358 Y CONTRAST
Ë
N358 COLOR GAIN
Ë
MAIN CR GAIN N358
Ë
N358 TINT
Ë
COMP 15K Y CONTRAST
Ë
COMP 15K COLOR GAIN
Ë
MAIN CR GAIN COMP15K
Ë
COMP HDTV SUB BRIGHT
Ë
COMP HDTV CONTRAST
Ë
DATA COPY
Setting range
0 ~ 255
0 ~ 255
0 ~
0 ~ 255
0 ~
63
0 ~
63
0 ~ 255
0 ~
0 ~
63
0 ~
15
-30 ~
30
0 ~
63
OFF/ON
0 ~
63
0 ~
63
0 ~ 255
0 ~
0 ~
63
0 ~
63
0 ~ 255
-30 ~
30
0 ~
63
0 ~
68
0 ~ 255
0 ~
0 ~
63
0 ~
15
OFF/ON
Description
3.3 V adjustment
2.2 V adjustment
PAL Y level adjustment
PAL colour density adjustment
PAL Cr level adjustment
Pedestal level adjustment (15 k)
PCB input amplitude adjustment (15 k)
Sub PAL Y level adjustment
Sub PAL colour density adjustment
2.2 V adjustment
PAL Y level adjustment
PAL colour density adjustment
PAL Cr level adjustment
Pedestal level adjustment (15 k)
PCB input amplitude adjustment (15 k)
Sub PAL Y level adjustment
Sub PAL colour density adjustment
SECAM Y level adjustment
SECAM colour density level adjustment
SECAM Cr level adjustment
N358 Y level adjustment
N358 colour density adjustment
N358 Cr level adjustment
N358 tone adjustment
COMP 15 k Y level adjustment
COMP 15 k colour density adjustment
COMP 15 k Cr level adjustment
COMP HDTV black level adjustment
COMP HDTV Y level adjustment
COMP HDTV colour density adjustment
SECAM colour density level adjustment
SECAM Cr level adjustment
N358 Y level adjustment
N358 colour density adjustment
N358 Cr level adjustment
N358 tone adjustment
COMP 15 k Y level adjustment
COMP 15 k colour density adjustment
COMP 15 k Cr level adjustment
COMP HDTV black level adjustment
COMP HDTV Y level adjustment
COMP HDTV colour density adjustment
The values for the above parameters should be written down before the EEPROM is replaced on
the AVC system.
Note: The contents on the adjustment process menu may be somewhat different depending on
the AVC system.
Note: The contents on the adjustment process menu may be somewhat different depending on
the program's version-up.
Maker Select
Ë
+Badj3.3V
Ë
+Badj2.5V
KEY WRITE
Ë
DATA COPY
INDUSTRY INIT
CENTER Version
OSD Version
CVIC Version
TTXP Version
MONITOR Version
PANEL Version
FLASH Version
MONITOR Model
Model Select MONITOR
STANDBY TYPE
SHARP
127
024
OFF
OFF
OFF
MR MAIN E 2001/11/28K
MR OSD 2001/09/10 A
W2001/10/02 17:28 X2001/10/02 V2001/09/12 09:12
TTX PRG
068
F6 91 xx
-00
-05
01
1
0
Page
Input Source
HDCP
INPUT1 No SIG
1/16
HDCP:ON EUROPE
EUROPE
Destination for MAIN unit
Destination for AV unit
Distinguish Signal
17
PZ-43MR2E
PZ-50MR2E
PZ-50MR2E
6. Procedures before and after replacing the PC I/F unit
1) Before replacing the PC I/F unit, write down the values for the parameters listed on the 2nd and 3rd pages of
the Adjustment Process A screen.
If the values for the parameters cannot be written down because the PC I/F unit is completely broken or for any
other reason, make all the adjustments in accordance with the paragraph for Adjustment procedure and
parameters, rather than the following procedures. (End)
Set the parameters listed on the 2nd and 3rd pages of the Adjustment Process A screen to the values you have
written down.
If the values for the parameters cannot be written down because the PC I/F unit is completely broken or for any
other reason, make all the adjustments in accordance with the paragraph for Adjustment procedure and
parameters, rather than the following procedures. (End)
Set the parameters listed on the 2nd and 3rd pages of the Adjustment Process A screen to the values you have
written down.
7. Adjustment parameters
1) Analog adjustment
(1) Prior adjustment for AVC system chassis
(2) PAL signal adjustment
1
Destination check
1. Call the process adjustment mode.
2. Check that the destination is “Europe”.
2. Check that the destination is “Europe”.
Adjustment item
Description
Adjustment procedure
2
AVC center 3.3V
adjustment
adjustment
Connect DC voltmeter to
TP1702.
TP1702.
Adjust output voltage of DC/DC 5 V line to
3.3 V.
Adjusted value: 3.25~3.29 V
3.3 V.
Adjusted value: 3.25~3.29 V
3
AVC center 2.5V
adjustment
adjustment
Connect DC voltmeter to
TP1701.
TP1701.
Adjust output voltage of DC/DC 2.5 V line to
2.6 V.
Adjusted value: 2.60~2.64 V
2.6 V.
Adjusted value: 2.60~2.64 V
1
Setup
1. Set colour system to “PAL”.
2. Select PAL source.
2. Select PAL source.
100% colour bar signal including 100% white, such
as split field colour bar
as split field colour bar
Adjustment item
Description
Adjustment procedure
2
Tuner Y level
adjustment
adjustment
1. Adjust TP1101 so that the Y signal without the
chroma component should be 1.00 ±0.05 Vp-p
(between the bottom of sync signal and the white
peak).
(between the bottom of sync signal and the white
peak).
3
PAL Y CONTRAST
adjustment
adjustment
1. Adjust TB1274_MAIN output (TP803) to
0.7 ±0.05 Vp-p.
4
PAL COLOR GAIN
adjustment
adjustment
1. Adjust TB1274_MAIN
output (TP802) to
0.35 ±0.025 Vp-p.
0.35 ±0.025 Vp-p.
5
MAIN CR GAIN PAL
adjustment
adjustment
1. Adjust TB1274_MAIN output
(TP801) to 0.35 ±0.05 Vp-p.
6
MAIN CONTRAST
adjustment
adjustment
Turn off the PEAK ACL control. Adjust the output
(TP815) of IC810 to have 1.1 ±0.05 Vp-p from the
pedestal level.
(TP815) of IC810 to have 1.1 ±0.05 Vp-p from the
pedestal level.
Press the DUAL screen button.
Select the special DUAL screen settings for adjustment
(so that the same video source is reflected on MAIN/
SUB).
(so that the same video source is reflected on MAIN/
SUB).
7
SUB PAL Y adjustment
1. Adjust TB1274_SUB output (TP806) to
0.9 ±0.05 Vp-p.
8
SUB PAL COLOR
GAIN adjustment
GAIN adjustment
1. Adjust TB1274_SUB output (TP805) to
0.9 ±0.05 Vp-p.
0.35V
0.35V
18
PZ-43MR2E
PZ-50MR2E
PZ-50MR2E
(3) SECAM signal adjustment
(4) N358 signal adjustment
1
Setup
1. Set colour system to SECAM.
2. Select SECAM source.
2. Select SECAM source.
100% colour bar signal including 100% white, such
as split field colour bar
as split field colour bar
Adjustment item
Description
Adjustment procedure
2
SECAM Y CONTRAST
adjustment
adjustment
1. Adjust TB1274_MAIN output (TP803) to
0.7 ±0.05 Vp-p.
3
SECAM COLOR GAIN
adjustment
adjustment
1. Adjust TB1274_MAIN
output (TP802) to 0.35
±0.025 Vp-p.
±0.025 Vp-p.
4
MAIN CR GAIN
SECAM adjustment
SECAM adjustment
1. Adjust TB1274_MAIN
output (TP801) to 0.35
±0.025 Vp-p.
±0.025 Vp-p.
0.35V
0.35V
1
Setup
1. Set colour system to N358.
2. Select N358 source.
2. Select N358 source.
100% SMPTE colour bar or similar colour bar
signal including 100% white.
signal including 100% white.
Adjustment item
Description
Adjustment procedure
2
N358 Y CONTRAST
adjustment
adjustment
1. Adjust TB1274_MAIN output (TP803) to
0.7 ±0.05 Vp-p.
3
N358 COLOR GAIN
adjustment
adjustment
1. Adjust TB1274_MAIN
output (TP802) to 0.35
±0.025 Vp-p.
±0.025 Vp-p.
4
MAIN CR GAIN N358
adjustment
adjustment
1. Adjust TB1274_MAIN
output (TP801) to 0.35
±0.025 Vp-p.
±0.025 Vp-p.
0.35V
0.35V
5
N358 TINT adjustment
1. Adjust TB1274_MAIN output (TP802) so that
waveform becomes as illustrated below:
Smoothed
19
PZ-43MR2E
PZ-50MR2E
PZ-50MR2E
(5) Component 15k Hz signal adjustment
(6) Component HDTV signal adjustment
2. Factory settings
(1) Data Copy
(2) Factory Setting
1
Setup
1. Select component 15k Hz.
2. Select component source.
2. Select component source.
100% colour bar signal including 100% white, like
split field colour bar
split field colour bar
Adjustment item
Description
Adjustment procedure
2
COMP 15k
CONTRAST
adjustment
CONTRAST
adjustment
Adjust TB1274_MAIN output (TP803) to 0.7 ±0.05 Vp-p.
3
COMP 15k COLOR
GAIN adjustment
GAIN adjustment
Adjust TB1274_MAIN output
(TP802) to 0.35 ±0.025 Vp-p.
(TP802) to 0.35 ±0.025 Vp-p.
4
MAIN CR GAIN COMP
15k adjustment
15k adjustment
Adjust TB1274_MAIN output
(TP801) to 0.35 ±0.025 Vp-p.
(TP801) to 0.35 ±0.025 Vp-p.
0.35V
0.35V
1
Setup
1. Input HDTV (1080i) component signal.
2. Select component source.
2. Select component source.
100% colour bar signal including 100% white, like
split field colour bar
split field colour bar
Adjustment item
Description
Adjustment procedure
2
COMP HDTV
CONTRAST
adjustment
CONTRAST
adjustment
Turn off the PEAK ACL control.
Adjust the output (TP815) of pin (11) of IC810 to have
1.1 ±0.05 Vp-p from the pedestal level.
Adjust the output (TP815) of pin (11) of IC810 to have
1.1 ±0.05 Vp-p from the pedestal level.
1
DATA COPY
1. Using the adjustment key, set “ON” in the DATA
COPY line. Wait until “OFF” is displayed instead.
Finally turn off the power to quit the process
adjustment mode.
Finally turn off the power to quit the process
adjustment mode.
Adjustment item
Description
Adjustment procedure
1
INDUSTRY INIT
Move the cursor to the INDUSTRY INIT line. Using the
Vol.UP key, turn off and on again, and press ENTER. "/
/////////" appears, telling that the program is now being
settings are complete. Be sure to wait until the sign
goes out.
Vol.UP key, turn off and on again, and press ENTER. "/
/////////" appears, telling that the program is now being
settings are complete. Be sure to wait until the sign
goes out.
Adjustment item
Description
Adjustment procedure
Display