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Hitachi H972 Service Manual page 6

High resolution color display monitor
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Signal
CM771U-511
CM771ET-301
CM772U-511
CM772ET-301
1
Video
Type
Voltage
Set Up
2
Type
Amp.
3
Video frequency
4
Character (Letter)
5
Horizontal
Frequency
Front
porch
Sync.
width
Back
porch
Blanking
width
Display
time
H. period
(1H)
6
Vertical
Frequency
Front
porch
Sync.
width
Back
porch
Blanking
width
Display
time
H. period
(1H)
7
Scan System
8
Signal name
VESA
16001200
(75Hz)
-
-
R/G/B Analog
0.7 Vp-p
None
H/V Separate
TTL Level
(Pos./Pos.)
202.500 MHz
1600 dots1200
1600 dots1200
lines
93.750 kHz
0.316 µs (64cl)
0.279 µs (64cl)
0.948 µs (192cl)
0.837 µs (192cl)
1.501 µs (304cl)
1.325 µs (304cl)
2.765 µs (560cl)
2.440 µs (560cl)
7.901 µs (1600cl)
6.972 µs (1600cl) 25.422 µs
10.667 µs (2160cl)
9.412 µs (2160cl)
75.000 Hz
0.011 ms (1H)
0.009 ms (1H)
0.032 ms (3H)
0.028 ms (3H)
0.491 ms (46H)
0.433 ms (46H)
0.533 ms (50H)
0.471 ms (50H)
12.800 ms (1200H) 11.294 ms (1200H)
13.333 ms (1250H) 13.333 ms (1250H)
(Non-interlaced)
(Non-interlaced)
94A
VESA
16001200
(85Hz)
-
-
R/G/B Analog
R/G/B Analog
0.7 Vp-p
None
H/V Separate
H/V Separate
TTL Level
(Pos./Pos.)
(Neg./Neg.)
229.500 MHz
25.175 MHz
640 dots480 lines
lines
106.250 kHz
31.469 kHz
0.636 µs
3.813 µs
1.907 µs
6.356 µs
31.778 µs
85.000 Hz
0.381 ms (10H)
0.064 ms (2H)
1.049 ms (33H)
1.430 ms (45H)
15.253 ms (480H)
16.683 ms (525H)
(Non-interlaced)
106B
 6 
VGA
Adjustment
640480
(60Hz)




R/G/B Analog
0.7 Vp-p
None
H/V Composite
TTL Level
TTL Level (Neg./Neg.)
24.800MHz
640 dots410 lines
31.000 kHz
(16cl)
0.403 µs
(96cl)
3.790 µs
(48cl)
2.258 µs
(160cl)
6.452 µs
(640cl)
25.806 µs
(800cl)
32.258 µs
59.940 Hz
50.000 Hz
3.548 ms (110H)
0.129 ms (4H)
3.097 ms (96H)
6.774 ms (210H)
13.226 ms (410H)
20.000 ms (620H)
(Non-interlaced)
30C
signal




0.7 Vp-p
None
(10cl)
(94cl)
(56cl)
(160cl)
(640cl)
(800cl)
31W

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