PDP-4271HD
73
5
6
7
8
5
6
7
8
C
D
F
A
B
E
4.17 WAVEFORMS
42 ADDRESS Ass'y (AWV2335-)
Control signals of resonance circuit (1 Field)
input : VIDEO 60Hz
signal : COLOR BAR (MKSS17)
1
CH1 : ADR_B
side-A test plane
”B"
V : 2V/div
H : 2ms/div
2
CH2 : ADR_U
side-A test plane
”U"
V : 2V/div
H : 2ms/div
3
CH3 : ADR_D
side-A test plane
”D"
V : 2V/div
H : 2ms/div
Control signals of resonance circuit (Resonance part)
input : VIDEO 60Hz
signal : COLOR BAR (MKSS17)
1
CH1 : ADR_B
side-A test plane
”B"
V : 2V/div
H : 200ns/div
2
CH2 : ADR_U
side-A test plane
”U"
V : 2V/div
H : 200ns/div
3
CH3 : ADR_D
side-A test plane
”D"
V : 2V/div
H : 200ns/div
VADR (1 Field)
VADR (1 Field)
input : VIDEO 60Hz
signal : COLOR BAR (MKSS17)
1
CH1 :
IC1555
3pin (VDD2)
(side-A
through hole)
V : 10V/div
H : 2ms/div
input : VIDEO 60Hz
signal : Checkered pattern of Black- White (MKSS13)
1
CH1 :
IC1555
3pin (VDD2)
(side-A
through hole)
V : 10V/div
H : 2ms/div
1
2
3
1
2
3
1
1