3-2
SSC-M183/M183CE/M188CE/M383/M383CE/M388CE
SSC-DC193/DC193P/DC198P/DC393/DC393P/DC398P
2. Image is too dark or invisible.
Normal
Yes
Auto iris
No
No
No
No
Yes
Yes
Yes
No
Replace the signal (PB) board.
Replace the front block.
Yes
No
Image is too dark or invisible.
Is the Video
signal output from the BNC
connector?
Is the Video
signal output from 1 pin of
CN203 on the signal
(PB) board?
Check the harness for the contact
with the power board (AC board)
and the signal board (PB board).
If the image is not improved,
measure the voltage.
Measurement point: CN102/AC
board
Pin 1 = 15 V
Pin 2 = 9 V
Pin 3 = 5 V
Pin 5 =
_
7 V
Is the output
voltage normal?
Replace the power (AC) board.
Replace the rear (R) board.
Type of the used lens?
Is the monitor
brightened when the lens
is removed?
When the image is not improved
after the AGC switch on the rear
panel is set to AGC side, readjust
with the LEVEL volume.
.
When DC servo lens is used,
adjust with the LEVEL volume
on the rear panel.
.
When video servo lens is used,
adjust the lens level with the
LEVEL volume.
Is the image displayed?
Oscillating?
X201: Frequency
(INT) SSC-M183 (19.06993 MHz)
SSC-M183CE (18.9375 MHz)
SSC-M383 (28.63636 MHz)
SSC-M383CE (28.375 MHz)
CL202 (LL): Voltage
(29
±
0.5 V)
Check the connection of the
iris cable.
To A
From B
