Adjustment; Switch Settings - Sony CCU-TX7 Service Manual

SECTION 4
ADJUSTMENT
4-1. Preparation
4-1-1. Equipment Required
* Oscilloscope (more than 300 MHz)
Tektronix 2465 or equivalent
* Waveform monitor/Vectorscope
Tektronix 1765 or equivalent
¢ Color monitor Sony PVM-1354Q or equivalent (For NTSC)
Sony PVM-1454QM or equivalent (For PAL)
¢ Video signal generator
Tektronix 1410 or equivalent (For NTSC)
Tektronix 1411 or equivalent (For PAL)
(Color Bar signal, 10 STEP signal,
SWEEP signal)
Sony DXC-637 or DXC-D30 (NTSC)
Sony DXC-637P or DXC-D30P (PAL)
¢ Remote control Unit Sony RCP-TX7
(or COU-TX7 : Camera Operation Unit)
¢ Digital voltmeter
¢ Frequency counter
¢ Audio generator
¢ Spectrum analyzer
¢ TRIAX Cable
¢ Video camera
4-1-2. Fixture
Extension board Extension board
EX-564 (For CCU-TX7/TX7P) | EX-565 (For CA-TX7)
Sony part number : Sony part number :
J-6276-420-A J-6276-430-A
Pattern box PTB-500 .
Sony part number :
J-6029-140-B
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CCU-TX7 (EVV1
4-1-3. Notes on Adjustment
CAUTION
¢ When performing STAIR CASE adjustment, connect the
WF MODE connector of CCU-TX7/TX7P rear panel to
the remote control connector of waveform monitor with
the connecting cord. (Refer to Section 2, 2-2. "Making of
WF MODE Connection")
¢ Do not turn the following adjusting core on the YD-26 and
CT-181 boards.
Replace a new one when a filter is faulty.
Filters on the YD-26 board and CT-181 board
FL1, FL2, FL4, FL5, FL6, FL7, FL8, FL9, FLJ0, FL11,
FL12, FL13, FL14, FL15
The adjustment is not required after replacing.
4-1-4. Switch settings
When switching the following switches from a customer-set
position, it is recommended to record the setting state of the
customer in the table below.
After adjustment is complete, be sure to return the switches
to their customer-set position.
Board Switch Setting during Customer-set
adjustment position
CT-181 $1000 All OFF
$1001 REMOTE
$1002 NORMAL
$1004 All RS-232C side
$2002 TX
$2011 POWER
$2012 POWER
$2013 DC 24V
$2014 DC 24V
AA-90 $201 0 dBu
$301 0 dBu
$2002 4w
$2003 2CH
$2004 OFF
$2005 RTS
$2006 OFF
$2081 0 dBu
YD-26 =S1 AUTO
$2 0
$3 ON
$4 ON
ES-20 $1 20H (NTSC.only)
S2 -
$3 0°
$800 R-Y/Y/B-Y
$801 R-Y/Y/B-Y
$1000 +