Service Manuals, User Guides, Schematic Diagrams or docs for : Hyundai TV H-LCD700 H-LCD700
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H-LCD700 Service Manual
1FAULT DESCRIPTION: NO SOUND
Confirm the volume isn't in silent mode before check.
Start
Check IC105 (5) plug
has audio output or not
YES
Speaker damaged
NO
Check IC105 has
supply 12V or not NO
Check power
YES
Check IC105 (3)
plug has audio YES
input or not
Check IC105 and
NO the around circuit
Check IC 201 (3) plug
VOL has voltage or not NO
Change IC201
YES
Check IC101 accompaniment way
1
H-LCD700 Service Manual
2FAULT DESCRIPTION: REMOTE CONTROL
Start
Check the power of
remote control is it Yes
empty or damaged
No Replace battery or
remote control
The distance is it too far
No
Reduce the distance Yes
Check receiver (3) plug
is applying 5V or not No
Yes Check the circuit
Check the receiver (2) power supply
plug is connect to the
NO Earth correctly
Connect to
the Earth Yes
Check the receiver
(1) plug has remote
signal output or not NO
Receiver damaged
Yes
Check IC606 (10) plug has
signal input or not and the
around circuit
2
H-LCD700 Service Manual
3FAULT DESCRIPTION: NO COLOR
Start
Check the input signal is
it color mode of TV
YES
Check the image & accompaniment
system is it correct; the function of
deleting color is on or not YES
NO Reset the image and
accompaniment system
Check IC101 (26) plug,
NO the color control plug has
voltage or not
Change IC201
YES
Check Z111, Z112 is in
normal and is the
frequency correct NO
YES
Check C163,
Check IC101 and C164, Z111,
around circuit Z112
3
H-LCD700 Service Manual
4FAULT DESCRIPTION: HAVE SOUND BUT NO PICTURE
Start
Check the power
YES
Check the illuminant is it
normal shine (luminance)
NO
YES Check the circuit
of illuminant
Check AV & TV is it
NO choosing right OK
Reset the Tuner is damaged
AV/TV state YES
Check each button work
in normal and show OSD
on screen or not NO
YES Check IC606 is
working normal or NO
not
Check IC101 passage,
high frequency circuit YES
Change IC606
Check IC 3Y26
& apply circuit
around
4
H-LCD700 Service Manual
5FAULT DESCRIPTION: NO SOUNDNO PICTURE
Start
Check is transformer and
power has 12V or not
YES
Check Q603 E grade has NO
12V or not YES
YES
Check the plug
& F601 fuse
Check IC602 (5) plug has
NO supply 12V or not
YES
Check Q603 &
Q604 & the Check IC602 & T602
remote switch work in normal or not NO
circuit
Check VR601 has
YES adjust correctly
Check T602 2nd grade circuit
YES
ChangeIC6
5
5 4 3 2 1
VSYNC
L1
R 68UH/1A
+8V
G
B + C184 R1 R2
100uF/16V
SYNC 1.5K 1.5K C1
12PF/3KV
Q1 4 T1
SCH1 SCH2 SCH3 2SC4672 J1
RV C3
RV RV C2 1 TO LCD
G
SYNC
SYNC
8
Vsync
B
B
G
Vsync
R
R
CLK Q2 0.22uF/100V 3 2
CLK CLK 3
FSC 7 12PF/3KV BHR-04VS-1
FSC FSC
D D
RESET 2SC4672 2
RESET RESET
5 6
MON
MON MON
AV1
AV1 AV1
1
AV2 S9870SP
AV2 AV2
MCU5V 50/60
MCU5V MCU5V 50/60 50/60
4.5MHz L/R J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 J12
4.5MHz 4.5MHz L/R L/R
CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1
VT U/D
VT VT U/D U/D
1
1
1
1
1
1
1
1
1
1
1
BU ASPE1
BU BU ASPE1 ASPE1
BH ASPE2
BH BH ASPE2 ASPE2
BL VD
BL BL VD VD
STB HD
STB STB HD HD
SCL
SCL SCL
J13 J14 J15 J16 J17 J18 J19 J20 J21 J22 J23 J24 J25 J26 J27 J28 J29 J30 J31 J32
SDA CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1
SDA SDA
OSD_R
OSD_R OSD_R
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
OSD_G
OSD_G OSD_G
OSD_B
OSD_B OSD_B
BLANK
BLANK BLANK
J33 J34 J35 J36 J37 J38 J39 J40 J41 J42 J43 J44 J45 J46 J47 J48 J49 J50 J51 J52
BM CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1
BM BM
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
-16V
C+12V
7.5V
+13V
+5V
+12V
+33V
+5V
C C
LCD J53 J54 J55 J56 J57 J58 J59 J60 J61 J62 J63 J64 J65 J66 J67 J68 J69 J70 J71 J72
TV SIGNAL MCU CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1 CON1
C+12V
+7.5V
+13V
+12V
1
1
1
1
1
1
1
1
1
1
1
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