Functions Of Onboard Parts; Description Of Onboard Led Indicators; At-167A Board; Avp-15 Board - Sony HDCU2500 Maintenance Manual

1-6.

Functions of Onboard Parts

1-6-1.

Description of Onboard LED Indicators

AT-167A Board

B C
A
1
D4
2
3
4
5
Ref. No. Name
D4 POWER

AVP-15 Board

B C
A
1
2
D105
D106
3
D107
D108
4
5
Ref. No. Name
D105 CCU POW-
ER
D106 CAM
LOCK
D107 /1.001
D108 90H (LINE
DELAY)
HDCU2500
D E F G
AT-167A Board (Side A)
Color Description
Green Lit when the power to the AT-167A board has correctly
started.
D E
F G
AVP-15 Board (Side A)
Color Description
Green Lit when the power to the boards in the whole CCU is func-
tioning properly
Green Lit when the communication with camera head is normal.
Green Lit when the operation clock frequency of SG is 74.17582
MHz.
(When the frame frequency of the video signal is integer
1/1.001.)
Yellow Lit when the SD signal delay time at down-conversion is set
to LINE-DELAY.
H J
H J
Normal state
—
Normal state
—
—
—
—
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