Sharp 21LF-90H (serv.man3) Service Manual ▷ View online
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CHASSIS
OP4 – TV Features
7
1, Headphone is available (for STEREO models)
0, Headphone is not available
6
1, Arabic/Persian is Available in Menu Languages (for A, D, E, F, and later)
0, Arabic/Persian is NOT Available in Menu Languages
5 1, Hebrew is Available in Menu Languages (for A, D, E, F, and later)
0, Hebrew is NOT Available in Menu Languages
4 1, Hotel Mode can be activated
0, Hotel Mode can not be activated
3 1, No Signal Timer is enabled
0, No Signal Timer is disabled
2 For
PLL
Tuner
1, Frequency based search
0, Channel table based search
(No meaning for VST Tuner)
0, Channel table based search
(No meaning for VST Tuner)
1 1, 3-band tuning (VHF1, VHF3, UHF)
0, 1-band tuning (only UHF)
0 0 1, Extra 200 msec blanking for VST
0, no-extra blanking
OP5 – Channel Tables
7
1, Extra 150 msec blanking more for VST (if OP4.b0 = 1, to SECAM color problem)
0, no-extra blanking
6 1, “Programme” item in AUTOSTORE menu is visible
0, “Programme” item in AUTOSTORE menu is invisible
5 NOT
USED
4 1, French OS Channel Table is available
0, French OS Channel Table is not available
3 1, French Channel Table is available
0, French Channel Table is not available
2 1, England Channel Table is available
0, England Channel Table is not available
1 1, East Europe Channel Table is available
0, East Europe Channel Table is not available
0 1, West Europe Channel Table is available
0, West Europe Channel Table is not available
TX1 – Teletext Options
7
0, Auto Programming System off
1, Auto Programming System on
6 RESERVED (must be 0)
5
4
3
NOT
USED
2 1 0 Device type selection
000, EPROM M6 A
001, ROM H5 P
010, ROMLESS H5 P
011, EPROM M6 R
100, ROM M6 R
101, OSDEPROM M6 R
110, ROM M6 P
111, Read Auto Gain Table for the device from EEPROM
001, ROM H5 P
010, ROMLESS H5 P
011, EPROM M6 R
100, ROM M6 R
101, OSDEPROM M6 R
110, ROM M6 P
111, Read Auto Gain Table for the device from EEPROM
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16. LANGUAGES
GROUP 1
GROUP 2
German English
Italian Polish
Dutch Slovak
Dutch Slovak
French Hungarian
Spanish Russian
Portuguese Bulgarian
Swedish Czech
Norwegian Rumanian
Finnish Croatian
Dannish
English
Greek
Turkish
17. HOTEL MODE FUNCTIONS
The following procedure details how to set up the Hotel Mode Functions.
1. Description
The Hotel Mode deactivates Install and Program Features from the Main Features Menu. By other hand it can be
reduced the Maximum Volume Level.
The Hotel Mode deactivates Install and Program Features from the Main Features Menu. By other hand it can be
reduced the Maximum Volume Level.
2. Before Start
It is necessary to program the channel setting (tuning and sorting) because after that this features will be
deactivated.
deactivated.
3. Procedure
3.1 Enter the Service Mode. See Page 23.
3.2 Access to OP4 Register by CURSOR UP / DOWN.
3.3 Press 4 button on the remote control in order to activate the Hotel Mode.
3.4 Exit the Service Mode by the Menu button (30).
3.5 Enter again the Service Mode but with a new sequence of numbers: 1, 3, 2 and 5 consecutively. The following
On Screen Display appears (figure on the left):
3.2 Access to OP4 Register by CURSOR UP / DOWN.
3.3 Press 4 button on the remote control in order to activate the Hotel Mode.
3.4 Exit the Service Mode by the Menu button (30).
3.5 Enter again the Service Mode but with a new sequence of numbers: 1, 3, 2 and 5 consecutively. The following
On Screen Display appears (figure on the left):
3.6 Activate the Hotel Mode as the above righ figure.
3.7 Proceed with the required Volume Limit.
3.8 Exit the Service Mode.
3.7 Proceed with the required Volume Limit.
3.8 Exit the Service Mode.
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18. CIRCUIT DIAGRAMS
18.1 Schematic Diagram of µ-Controller & IF Circuits
1
I
H
G
F
E
D
C
B
A
2
3
4
5
6
7
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CHASSIS
18.2 Schematic Diagram of Video Circuit
1
I
H
G
F
E
D
C
B
A
2
3
4
5
6
7
Page 33
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