ERAE Electronics Industry ELT-3020AP User manual
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 1/55
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 2/55
CONTENTS
SPECIFICATION ..................................................................... 4
CONTROL DESCRIPTIONS .............................................. 7
REMOTE CONTROL BUTTONS ....................................... 9
INSPECTION CRITERIA .................................................. 11
BLOCK & WIRING DIAGRAM ......................................... 12
MODULE BASIC CONFIGURATION ............................... 14
A/D BOARD PIN CONFIGURATION ................................ 15
OSD MENU(FACTORY)................................................... 19
DESCRIPTION OF A/D FUNCTIONS .............................. 30
CIRCUIT OPERATION & WAVEFORM ............................ 32
MODULE POWER SEQUENCE ...................................... 39
WHITE BALANCE ADJUSTMENT .................................. 40
POWER BOARD PIN CONFIGURATION .......................... 43
MODULE PRECAUTIONS .............................................. 44
TROUBLE SHOOTING ............................................. 45
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 3/55
EXPLODED VIEW PARTS LIST...................................... 47
REPLACEMENT PARTS LIST(PAL TV).......................... 50
EXPLODED VIEW ........................................................... 55
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 4/55
SPECIFICATIONS
Note : Specification and others are subject to change without notice for improvement.
●TV
1.Input Signal :
PAL
SECAM
SD,HD
VGA ~SXGA
2. Tuner : PAL
SECAM
2. Input Voltage : AC 100V ~ 240V, @ 50/60Hz, 2A
3. Power Consumption : 150W
Stand-by : 5W
4. LCD Module : V296W1 -### (CHIMEI)
5. Speaker Impedance : 8Ω
6. Sound Output : 7W + 7W (Max)
7. Feature : -AV Input
-Component1 Input (DVD)
-Component2 Input (DTV)
-D-SUB (Analog RGB 15 pin)
-S-Video Input
-Composite Input
-SCART1 Input (Full)
-SCART2 Input (Half)
-Tuner (PAL,SECAM)
-Audio Input (Composite, Component 1/2, S-Video, PC)
-RS-232C (9 pin), TCP / IP Support (0~254set)
8. Function :
-ARC
-PIP
-PBP (4:3,16:9)
-MTS
-TTX
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 5/55
9. External Interface
1) AV / COMPONENT Output
ITEM MIN TYP MAX UNIT
AV Video Input Level 0.85 1.00 1.15 Vpp
AV Sync Input Level 0.24 0.29 0.32 Vpp
AV Burst Input Level 0.14 0.28 0.35 Vpp
AV Video Input Level 0.47 0.63 0.79 V
AV Audio Input L/R 0.47 0.63 0.79 V
Component Video Input Level
(Y,Cb/Pb,Cr/Pr) 0.6 0.7 0.8 Vpp
Analog RGB, H/V Input Level 0.6 0.7 0.8 Vpp
2) COMPONENT Mode (Y,Cb/Pb,Cr/Pr)
RESOLUTION H-Freq(KHz) V-Freq(Hz) Proposed
720*480 15.73 60.00 SDTV,DVD 480i
720*576 15.63 50.00 SDTV,DVD 576i
720*480 31.47 59.94 SDTV 480p
1280*720 45.00 60.00 HDTV 720p
1280*720 44.96 59.94 HDTV 720p
1920*1080 33.75 60.00 HDTV 1080i
1920*1080 33.72 59.94 HDTV 1080i
3) SUPPORTING DISPLAY Mode
RESOLUTION H-Freq(KHz) V-Freq(Hz)
31,47 60
37.86 72
640*480 37.50 75
720*400 31.47 70
35.15 56
37.88 60
48.88 72
800*600
46.88 75
48.36 60
56,48 70
1024*768 60.02 75
1280*1024 64.00 60
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 6/55
10. RS-232C Signal
Pin No Pin Name Spec Pin No Pin Name Spec
1DCD NC 6DSR NC
2RXD 12 Vpp 7RTS NC
3TXD 12 Vpp 8CTS NC
4DTR NC 9RNC
5GND GND
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 7/55
CONTROL DESCRIPTIONS
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 8/55
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 9/55
REMOTE CONTROL BUTTONS
ELT-3020AP SERVICE MANUAL
E-RAE ELECTRONICS
MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE
ELT-3020AP RD(1) 00 04/03/31 10/55
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