JC186VA13U Datasheet PDF - ETC
Part Number | JC186VA13U | |
Description | Service Manual | |
Manufacturers | ETC | |
Logo | ||
There is a preview and JC186VA13U download ( pdf file ) link at the bottom of this page. Total 30 Pages |
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TABLE OF CONTENTS
PAGE
1. PRECAUTION AND NOTICES ------------------------------------------------------------------------------------- 1~2
1.1. SAFETY PRECAUTIONS ---------------------------------------------------------------------------------------- 1
1.2. PRODUCT SAFETY NOTICE ----------------------------------------------------------------------------------- 1
1.3. SERVICE NOTES-------------------------------------------------------------------------------------------------- 1
2. SERVICE TOOL & EQUIPMENT REQUIRED---------------------------------------------------------- 2
3. SPECIFICATIONS ----------------------------------------------------------------------------------------------------- 2~4
3.1. PRODUCT SPECIFICATIONS------------------------------------------------------------------------------ 2
3.2. FACTORY PRESET MODE TIMING CHART ---------------------------------------------------------- 3
3.3. D-SUB CONNECTOR -------------------------------------------------------------------------------------------- 4
4. EXPLODED VIEW AND PARTS LIST --------------------------------------------------------------------------- 5~6
4.1. EXPLODED VIEW ------------------------------------------------------------------------------------------------ 5
4.2. EXPLODED VIEW PARTS LIST-------------------------------------------------------------------------------- 6
5. BLOCK DIAGRAM ---------------------------------------------------------------------------------------------------- 7
6. SCHEMATIC DIAGRAM -------------------------------------------------------------------------------------------- 8~21
6.1. ADC ----------------------------------------------------------------------------------------------------------------- 8
6.2. TP6732 ------------------------------------------------------------------------------------------------------------- 9
6.3. MPU ---------------------------------------------------------------------------------------------------------------- 10
6.4. SAA7118 ----------------------------------------------------------------------------------------------------------- 11
6.5. VX1520 ------------------------------------------------------------------------------------------------------------- 12
6.6. SDRAM ------------------------------------------------------------------------------------------------------------- 13
6.7. AUDIO -------------------------------------------------------------------------------------------------------------- 14
6.8. PANEL INTERFACE --------------------------------------------------------------------------------------------- 15
6.9. POWER ------------------------------------------------------------------------------------------------------------ 16
6.10. TUNER ------------------------------------------------------------------------------------------------------------- 17
6.11. KEYPAD & IR ----------------------------------------------------------------------------------------------------- 18
6.12. YpbPr --------------------------------------------------------------------------------------------------------------- 19
6.13. AC POWER -------------------------------------------------------------------------------------------------------- 20
6.14. TRANSFER -------------------------------------------------------------------------------------------------------- 21
7. WORKING THEOREM----------------------------------------------------------------------------------------------- 22~23
8. PCB LAYOUT ----------------------------------------------------------------------------------------------------------- 24~35
8.1. MAIN PCB TOP VIEW ------------------------------------------------------------------------------------------- 24
8.2. MAIN PCB BOTTOM VIEW ------------------------------------------------------------------------------------- 25
8.3. CON PCB TOP VIEW -------------------------------------------------------------------------------------------- 26
8.4. CON PCB BOTTOM VIEW -------------------------------------------------------------------------------------- 27
8.5. POWER PCB TOP VIEW ---------------------------------------------------------------------------------------- 28
8.6. POWER PCB BOTTOM VIEW ---------------------------------------------------------------------------------- 29
8.7. TUNER PCB TOP VIEW ----------------------------------------------------------------------------------------- 30
8.8. TUNER PCB BOTTOM VIEW----------------------------------------------------------------------------------- 31
8.9. IR PCB TOP VIEW------------------------------------------------------------------------------------------------ 32
8.10. IR PCB BOTTOM VIEW ----------------------------------------------------------------------------------------- 33
8.11. YPbPr PCB TOP VIEW------------------------------------------------------------------------------------------- 34
8.12. YPbPr PCB BOTTOM VIEW ------------------------------------------------------------------------------------ 35
9. TROUBLE SHOOTING FLOW CHART ------------------------------------------------------------------------- 36~37
10. ADJUSTMENT---------------------------------------------------------------------------------------------------------- 38~39
10.1. ADJUSTMENT CONDITIONS AND PRECAUTIONS ------------------------------------------------------- 38
10.2. MAIN ADJUSTMENTS ------------------------------------------------------------------------------------------- 38
10.3. ALIGNMENT PROCEDURES----------------------------------------------------------------------------------- 38
11. ELECTRICAL PARTS LIST ---------------------------------------------------------------------------------------- 40~55
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JC186VA13U Service Manual
ITEM
TIMING
Pixel Rate
H TOTAL
H DISPLAY
H B-Porch
H Width
H Border
V TOTAL
V DISPLAY
V B-Porch
Vs Width
V Border
H/V Sync
Interlace
9 10 11 12
832×624 74.5HZ 1024×768 60HZ 1024×768 70HZ 1024×768 75HZ
57.280MHZ 65.000MHZ 75.000MHZ 78.750MHZ
20.111us
20.677us
17.707us
16.660us
14.525us
15.754us
13.653us
13.003us
3.910us
2.462us
1.920us
2.235us
1.117us
2.092us
1.813us
1.219us
0.000us
0.000us
0.000us
0.000us
13.417ms
16.666ms
14.272ms
13.328ms
12.549ms
15.880ms
13.599ms
12.795ms
0.784ms
0.600ms
0.513ms
0.466ms
0.060ms
0.124ms
0.106ms
0.050ms
0.00ms
0.000ms
0.000ms
0.000ms
-/- -/- -/- +/+
No. No. No. No.
3.3. D-SUB CONNECTOR
D-SUB 15 PIN CONNECTOR
1 2345
6 7 8 9 10
11 12 13 14 15
1.R
2.G
3.B
4.NC
5.GND
6.R_GND
7.G_GND
8.B_GND
9. +5V
10.GND
11.NC
12.SDA
13.H.SYNC
14.V.SYNC
15.SCL
SIGNAL LEVEL
CONNECTOR
R
G
B
H
V
SDA
SCL
SIGNAL
RED
GREEN
BLUE
H/SYNC
V/SYNC
DDC1/2B
DDC1/2B
DESCRIPTION
0.7vp-p(VIDEO)
0.7vp-p(VIDEO)
0.7vp-p(VIDEO)
TTL positive or negative
TTL positive or negative
TTL
TTL
-4-
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