Hitachi CMP5000WXJ Service Manual page 45

RGB VIDEO Signal Waveforms
Waveform at Power ON
Reset 2, D+2.5V, D+3.3V
V: 2V/div. H: 20msec/div.
Measurement Point
I/O ASSY
2
1
IC4108
BA7657F
Measurement Condition
1 27
to :
Input : INPUT 1 (Component)
Input Signal : 480i
Signal Pattern : H RAMP
Screen Mode : WIDE
Clamp Mode : AUTO
Color Mode : COLOR MODE 1
A+3.3V, D+2.5V, D+3.3V
V: 2V/div. H: 50msec/div.
RGB ASSY
3
IC4403 IC4402
6MLPF CXA2101AQ
10
26
9
8
IC4802
M52346
T2
SP
19 24
IC5505
M30624
FGAFP
28 29
to :
Input : INPUT 2 (RGBHV)
Input Signal : XGA@60Hz
Signal Pattern : Monoscope
Screen Mode : FULL
Clamp Mode : AUTO
Color Mode : COLOR MODE 1
Wide UCOM, Reset 2, D+3.3V
V: 2V/div. H: 20msec/div.
5
4
13
IC4603
27
14
CXA3516R
12
11 25 T1
IC4803
PDY077
Trigger Signal
T1 K4805 (HD_PLL) : For Horizonatal Sync. Signal
T2 IC4802 - pin 13 : For Vertical Sync. Signal
30 31
to :
Input : INPUT 5 (DVI)
Input Signal : XGA@60Hz
Signal Pattern : Monoscope
Screen Mode : FULL
Clamp Mode : AUTO
Color Mode : COLOR MODE 1
IC100 clk, Reset 2, D+3.3V
V: 2V/div. H: 20msec/div.
6
15
IC5001
PE5067
17
A-K
22
IC5301
PD6357B
21
20
32 33
to :
Input : INPUT 2 (RGBHV)
Input Signal : 1125i
Signal Pattern : Monoscope
Screen Mode : FULL
Clamp Mode : AUTO
Color Mode : COLOR MODE 1
7
16
18
23
45