Replacement Of Fan - Sony CCU-TX7 Service Manual

[For the Serial No. 11001 and Higher (UC)]
[For the Serial No. 41001 and Higher (CE)]
1. Remove the top cover. (Refer to "3-2-1. Removal of
Cabinet".)
2. Remove four screws (K3x6) and disconnect CN1 on the
IO-140 board and CN10, CN19, CN20 and CN28 on the
MB-693A board. Remove the rear panel.
3. Remove four screws (PSW3x20) and remove the fan.
Fan
PSW 3x20
A
Connector (CN10)
Connector (CN1)
IO-140 board
MB-693A board
K 3x6
Rearpanel
K 3x6
4. Remove six screws (B4x5) and switching regulator.
B 4x5
B 4x5
B 4x5
Switching regulator
5. When installing a new switching regulator, reverse the
above procedures.
CCU-TX7(E)/V1
A
Connector
(CN28)
Connector (CN19)
Connector (CN20)

3-2-3. Replacement of Fan

[For the Serial No. 11001 and Higher (UC)]
[For the Serial No. 41001 and Higher (CE)]
n
. When the fan is out of order, the CAMERA POWER
indicator is blinking.
Turn off the power immediately and replace the fan.
Using the defective fan may reduce the service life of the
equipment extremely.
. Before replacing the fan, be sure to turn off the power
switch and unplug the power cord.
1. Perform steps 1 to 3 in Section "3-2-2. Replacement of
Switching Regulator" for the Serial No. 11001 and
higher (UC), Serial No. 41001 and higher to remove the
fan.
2. Install a new fan in the reverse order.
3-2-4. Removal of COU-TX7
As for installing of COU-TX7, refer to "Installing the Camera
Operation Unit" of service manual SECTION 1.
3-3