Sharp 21FL94 Support Question
Sharp 21FL94 Support Question
Find answers below for this question about Sharp 21FL94.Need a Sharp 21FL94 manual? We have 1 online manual for this item!
Question posted by Shahrukhaziz332 on July 8th, 2018
How Do I Search Sharp Tv?
How do I search Sharp tv model number 27f543e?
Current Answers
Answer #1: Posted by BusterDoogen on July 9th, 2018 10:59 AM
BusterDoogen
Member since:
October 30th, 2011 Points: 28,565,447
Member since:
October 30th, 2011 Points: 28,565,447
This model has been discontinued long ago, this is most likely the only one available.
I hope this is helpful to you!
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Related Sharp 21FL94 Manual Pages
Service Manual - Page 1
... MANUAL
S64T921FL94//
COLOR TELEVISION Chassis No. SHARP CORPORATION
This document has been published to change without notice.
The contents are subject to those specified should be restored to its original condition and only parts identical to change without prior notice. GA-4
MODEL 21FL94
In the interests of user-safety (Required by safety regulations in...
Service Manual - Page 2
...X-ray in current solid state TV receivers is to keep the high... two ground systems
which are thoroughly familiar with tube of the same type number for the low B+ DC voltages and the secondary circuit of this receiver employs....)
1. The isolated ground system is regulating correctly.
5. 21FL94
IMPORTANT SERVICE SAFETY PRECAUTION
Ë Service work should be performed only by qualified service...
Service Manual - Page 3
...and mechanical parts in television
For continued protection, replacement parts ...or that no shock hazard exists, check for leakage current in the following safety checks.
1. To be used in the original circuit. 21FL94
IMPORTANT SERVICE SAFETY PRECAUTION
(Continued)
BEFORE RETURNING THE RECEIVER
(Fire & Shock Hazard)
Before returning the receiver to the user, perform the following manner...
Service Manual - Page 4
21FL94
LOCATION OF USER'S CONTROL
4
Service Manual - Page 5
... at least 15 minutes. Apply external 27V DC at P603 pin3 by using an
external DC supply, TV must be approximately 28.7kV (at 110~220V AC line voltage, with a strong air signal or...stop in test signal.
3. Receive a good local channel. 4.
21FL94
Note:
INSTALLATION AND SERVICE INSTRUCTIONS
(1) When performing any adjustments to resistor controls and transformers use non-metallic screwdrivers...
Service Manual - Page 6
21FL94
SERVICE MODE
Service Mode Overview
1. Service mode is entered by key input SERVICE is LOW, clearing service mode by SERVICE key input or CH-UP +...
Service Manual - Page 7
Adjustment Mode Items
No.
Item Name
V01 SUB-PICTURE
V02 SUB-TINT
V03 SUB-COLOR
V04 SUB-BRIGHT
V05 SUB-SHARP
V06 V-SHIFT
V07 H-SHIFT
V08 RF-AGC
V09 V-SIZE
V10 PIF-VCO
V11 R-CUTOFF
V12 G-CUTOFF
V13 B-CUTOFF
V14 R-DRIVE
V15 B-DRIVE
V16 SUB-COLOR(...
Default 127 64 64 128 32 4 16 127 32 32 127 127 127 64 64 64 64 32 0 127 4 10 32 28 27 32 63
21FL94
7
Service Manual - Page 8
... OSD display and H-VCO self-adjustment status data of input pulse is changed so that the number of EEPROM are recovered. RF-AGC
1. When there is PIF-VCO self-adjustment key input ... input mode are recovered.
8 VIF-DEF(1chip), intelligent monitor output and IM input mode are recovered. 21FL94
Ë SELF ADJUSTMENT
H-VCO
1. IM input is set as TIM input. 5. Increase RF-AGC(1chip...
Service Manual - Page 10
... 0/1 0/1 0/1
-32~+32 -32~+32 -32~+32 0~225 0~225 -63~+63 -63~+63 -63~+63 -63~+63 -63~+63
0~25
Default 0 60 0 0 0 0 0 0 50
125 0 0 0 0 0 25
10 21FL94
Setting Mode Items (Continued)
No.
Service Manual - Page 11
21FL94
Option Mode Items
No OPTION FUNCTION 001 DEMO... "3"=REAR & FRONT
Without AV3/S-IN
With AV3/S-IN
Without COMB
With COMB
Without AUTO-INPUT
With AUTO-INPUT
Without CLOCK
With CLOCK
SEMEX MODEL
SPC MODEL
Not FLAT MODEL
FLAT MODEL
Without BASS BOOST With BASS BOOST
Without DSE
With DSE
Without SRS
With SRS
Without WHITE-OUT
With WHITE-OUT
Default Data 1 0 0 1 1 1 1 1 0 0 1 1 ...
Service Manual - Page 12
PIF-VCO
12 RF-AGC 3. 21FL94
ADJUSTMENT METHOD
Caution: to get into the service mode, one of the ways is press direct key for service items. the ... V14 V15 V16 V17 V18 V19 V20 V21 M01 M02 M03 M04 M05 M06
Service Mode SUB-PICTURE SUB-TINT SUB-COLOR SUB-BRIGHT SUB-SHARP V-SHIFT H-SHIFT RF-AGC V-SIZE PIF-VCO R-CUTOFF G-CUTOFF B-CUTOFF R-DRIVE B-DRIVE SUB-COLOR(YUV) SUB-TINT(YUV) CC-POS SCREEN ...
Service Manual - Page 14
21FL94
Second Stage (Continued)
Data F57 F58 F59 F60 F61 F62 F63 F64 F65 F66 F67 F68 F69 F70
... AV "1"=REAR "2"=FRONT "3"=REAR & FRONT
AV3/S-IN DISABLE
ENABLE
COMB DISABLE
ENABLE
AUTO-INPUT DISABLE ENABLE
CLOCK DISABLE
ENABLE
SEMEX MODEL
SPC MODEL
FLAT DISABLE
ENABLE
BASS BOOST DISABLE ENABLE
DSE DISABLE
ENABLE
SRS DISABLE
ENABLE
WHITE-OUT DISABLE ENABLE
**POWER ON BY CH-UP/CH...
Service Manual - Page 15
... SETUP FOR FIRST AND SECOND STAGE SERVICE DATA
FUNCTION V05 F15 F16 F19 F21 F23 F24 F25 F26 F27 F28
SHARP Y-DL(TV) Y-DL(AV) TINT-AV COL-AV R-D(R2) R-D(R) R-D(B) B-D(R2) B-D(R) B-D(B)
21FL94 50 5 2 -7 4 +8 +3 -2 -18 -8 +6
21FL94
15
ADJUSTMENT PROCEDURE
DEF
"0"=DISABLE "1"=ENABLE 009 → "0"=EZ-SETUP "1"=AUTO PRESET
BUS OPTION FOR THIRD STAGE SERVICE DATA...
Service Manual - Page 16
...
HISTORY SYMBOL REVISED CONTENT, OF REVISION
16-1
[CHECKING SPEC] OVERSCAN 10 ± 2.5%
HISTORY SYMBOL REVISED CONTENT, OF REVISION
16-2 CAUTION: -
PLEASE AGING TV MORE THAN 10 MINUTES BEFORE ADJUSTMENT. 21FL94
16
ADJUSTMENT ITEM
ADJUSTMENT POSITION
V07
H-POSITION STEP RANGE
CONTROL
I2C BUS CONTROL
PRE-ADJUST REQUIREMENT
OPTION SET UP, BUS SET UP...
Service Manual - Page 17
THE MONOSCOPE PATTERN SHOULD BE BALANCE IN VERTICAL POSITION NOTE: THE DATA FOR V06 LIMIT AT ADJUSTMENT ITEM
ADJUSTMENT POSITION
V06
V-PHASE
STEP RANGE
0-7
CONTROL
I2C CONTROL
PRE-ADJUST REQUIREMENT
OPTION SET UP, BUS SET UP, CRT-PURITY
CONTENT
US 4 CH LION HEAD (MONOSCOPE PATTERN)
INPUT CONDITION
220V, RF INPUT, ZERO MAGNETIC FIELD
OUTPUT
CONFIRMATION ON CRT SCREEN
ADJUST V06 ...
Service Manual - Page 18
21FL94
18
ADJUSTMENT ITEM
ADJUSTMENT POSITION
V21
H-VCO
STEP RANGE
0-7
CONTROL
I2C CONTROL
PRE-ADJUST REQUIREMENT
OPTION SET UP, BUS SET UP
CONTENT
NO SIGNAL (RASTER) ...
Service Manual - Page 19
... FBT SO THAT CUT-OFF LINE JUST DISAPPEAR AND USE R/C TO SET V19 TO "0", NEXT DISABLE THE YMUTE SO THAT PICTURE APPEAR IN NORMAL MODE.
21FL94
19
[VOLTAGE CONFIRMATION] MAX - 0.1V dc
HISTORY SYMBOL REVISED CONTENT, OF REVISION
19-1
[VOLTAGE CONFIRMATION]
HISTORY SYMBOL REVISED CONTENT, OF REVISION
19-2 IF APPEAR NG...
Service Manual - Page 40
...promptly and correctly, please furnish the
D203 VHD1SS119//-1Y X 1SS119
AA
following informations.
MODEL NUMBER 3. DESCRIPTION
D503 RH-EX0612GEZZY X Zener, EX0612GE
AB
D505 RH-DX0441CEZZY X DX0441CE
AB...X DX0452CE
D502 RH-EX0652GEZZY X Zener, EX0652GE
AB
1. MTS Unit
- - - NPo. 21FL94
RReEf. CRT Unit PWB-C DUNTKC574WEA0 - Part No.
5
Description
Q604 Q751 Q752 Q753 Q754 ...
Service Manual - Page 45
...No. Wrapping Paper
-
SPAKPA055WJZZ - Buffer Material
- TLABM0005GJZZ - Label
-
Front Cabinet
-
1-2
HBDGB3155CESA X SHARP Badge
AD
1-3
HDECQA403WJSA X LED, R/C Cover
1-4
JBTN-A070WJKD X Power Button
1-5
MSPRC0005PEFW X Power ...AB AB AB AB AB AC AC AC
Ref. 21FL94
Ref.
Model Label
-
CABINET PARTS
1
CCABAA596WEH0 X Front Cabinet Ass'y
1-1
Not Avairable
-
Service Manual - Page 48
No. Part No.
5
Description
Code Ref.
21FL94 Ref. DS
SHARP CORPORATION AV Systems Group Quality & Reliability Control Center Yaita, Tochigi 329-2193, Japan
48 No. Part No.
5
Description
Code
COPYRIGHT © 2004 BY SHARP CORPORATION
ALL RIGHTS RESERVED.
No part of the publisher. TQ1756-S Jun 2004 Printed in any form or by any means...
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