Panasonic AW-E650E / MC Service Manual ▷ View online
ELE-1
1. CONNECTION & SETTING UP
1-1. Connection
Connect as shown below to perform electrical
adjustments.
adjustments.
1.
Connect the waveform monitor and the
vectorscope to the VIDEO OUT terminal on the
rear panel of the camera, and connect the
underscanned color video monitor. Terminate the
input-through terminal of the underscanned color
video monitor with 75 Ω.
vectorscope to the VIDEO OUT terminal on the
rear panel of the camera, and connect the
underscanned color video monitor. Terminate the
input-through terminal of the underscanned color
video monitor with 75 Ω.
2. Install the auto-iris lens on the camera.
3. Connect a 12 V DC power supply to the DC 12 V
3. Connect a 12 V DC power supply to the DC 12 V
input terminal on the rear panel of the camera.
1-2. Setting Up of Standard
Picture
1. The adjustment should be done after 10 minutes
warm-up.
2. Set the gray scale chart.
3. Illuminate light of 1000 lx ± 50 lx on the gray scale
3. Illuminate light of 1000 lx ± 50 lx on the gray scale
chart.
4. Aim the camera at the gray scale chart.
5. Set the camera so that the gray scale chart
5. Set the camera so that the gray scale chart
becomes full picture on the underscanned color
video monitor.
video monitor.
6. Connect the oscilloscope to TP601 (Gch CCD
OUT) of the PREAMP P.C.Board.
7. Adjust the lens focus.
8.
Observing TP601, adjust the lens iris so that the
signal level becoms 0.15 Vp-p
signal level becoms 0.15 Vp-p
± 10 mVp-p.
The adjustment is made using this standard picture,
unless otherwise specified in respective adjustment
items
<Indication of Electrical Adjustment chart>
BOARD
ENCODER
TP
TP103
ADJ.
VR5
CHART
Gray Scale
M.EQ
Oscilloscope
SPEC.
0.7V ± 0.1V
Board for adjustment
Measuring equipment
necessary for adjustment
necessary for adjustment
Adjustment point
(VR etc.)
(VR etc.)
Connection point of
Measuring equipment
Measuring equipment
Specification for
adjustment
adjustment
Which chart to aim at when
adjusting
adjusting
Signal
level to be
adjusted
level to be
adjusted
ELE-2
2. ADJUSTMENT PROCEDURE
2-1. Internal Frequency
Adjustment
BOARD
DSP
TP
TP1 (INT28M)
ADJ.
VR1 (INT28M)
CHART
─
M.EQ
Frequency counter
SPEC.
28.375000 MHz ± 10 Hz
1. Observing TP1 with the frequency counter, adjust
VR1 so that the frequency satisfies the
specification.
specification.
2-2. Output Level Adjustment
BOARD
DSP
TP
VIDEO OUT
ADJ.
RAM Editor screen
CHART
—
M.EQ
Waveform monitor (WFM)
SPEC.
100 % ± 2 %
1. Press the NO/BAR switch for about 2 seconds to
switch to the color bar.
2. Turn off the power once, and then turn on the
power while pressing the ITEM/AWC switch and
YES/ABC switch to start up the RAM Editor.
YES/ABC switch to start up the RAM Editor.
3. Set the RAM address to “041C2B”.
4. Observing the Y level of the VIDEO OUT with the
4. Observing the Y level of the VIDEO OUT with the
WFM, adjust so that satisfies the specification.
Exit the RAM Editor. (Turn the power off.)
Exit the RAM Editor. (Turn the power off.)
* Start adjustment 10 minutes after the power was
turned on.
RAM Editor English
041C2B 80 NTSC
041C2C 28 E650
041C2D A8 Ver.0000
041C2E 55
041C2F 05
041C30 00
041C31 00
041C32 00
041C33 00
041C2B 80 NTSC
041C2C 28 E650
041C2D A8 Ver.0000
041C2E 55
041C2F 05
041C30 00
041C31 00
041C32 00
041C33 00
Data
RAM address
Y level
ELE-3
0 ± 8˚に
なるように
調整する。
なるように
調整する。
Adjust so that
becomes
0
becomes
0
° ± 8°.
2-3. SC/H Adjustment
BOARD
DSP
TP
VIDEO OUT
ADJ.
VR2 (SC/H)
CHART
—
M.EQ
Vectorscope with SC/H, or VM700
SPEC.
0˚ ± 8˚
1. Observing the SC/H with the vector scope, adjust
VR2 so that satisfies the specification.
2-4. PREAMP DC Adjustment
BOARD
PREAMP
TP
TP502 (Bch PREAMP DC)
TP602 (Gch PREAMP DC)
TP702 (Rch PREAMP DC)
TP602 (Gch PREAMP DC)
TP702 (Rch PREAMP DC)
ADJ.
VR502 (Bch PREAMP DC)
VR602 (Gch PREAMP DC)
VR702 (Rch PREAMP DC)
VR602 (Gch PREAMP DC)
VR702 (Rch PREAMP DC)
CHART
Gray scale chart
M.EQ
Oscilloscope
SPEC.
Bch : 1.3 V ± 40 mV
Gch : 1.3 V ± 40 mV
Rch : 1.3 V ± 40 mV
Gch : 1.3 V ± 40 mV
Rch : 1.3 V ± 40 mV
This adjustment is made using the standard picture
(see 1-2. Setting Up of Standard Picture).
1. Observing TP503, TP603, and TP703, rotate
(see 1-2. Setting Up of Standard Picture).
1. Observing TP503, TP603, and TP703, rotate
VR501, VR601, and VR701 respectively to the
position where the signals are not clipped.
position where the signals are not clipped.
2. Observing TP502 with the oscilloscope, adjust
VR502 so that the PREAMP DC on the Bch
satisfies the specification.
satisfies the specification.
3. Observing TP602 with the oscilloscope, adjust
VR602 so that the PREAMP DC on the Gch
satisfies the specification.
satisfies the specification.
4. Observing TP702 with the oscilloscope, adjust
VR702 so that the PREAMP DC on the Rch
satisfies the specification.
satisfies the specification.
GND
DC level to
be adjusted
be adjusted
ELE-4
2-5. PREAMP Output Adjustment
BOARD
PREAMP
TP
TP503 (Bch PREAMP OUT)
TP603 (Gch PREAMP OUT)
TP703 (Rch PREAMP OUT)
TP603 (Gch PREAMP OUT)
TP703 (Rch PREAMP OUT)
ADJ.
Signal level adjustment
VR503 (Bch OUT GAIN)
VR603 (Gch OUT GAIN)
VR703 (Rch OUT GAIN)
VR603 (Gch OUT GAIN)
VR703 (Rch OUT GAIN)
DC level adjustment
VR504 (Bch OUT DC)
VR604 (Gch OUT DC)
VR704 (Rch OUT DC)
VR604 (Gch OUT DC)
VR704 (Rch OUT DC)
CHART
Gray scale chart
M.EQ
Oscilloscope
SPEC.
Signal level
Bch : 1.3 Vp-p ± 20 mVp-p
Gch : 1.3 Vp-p ± 20 mVp-p
Rch : 1.3 Vp-p ± 20 mVp-p
Gch : 1.3 Vp-p ± 20 mVp-p
Rch : 1.3 Vp-p ± 20 mVp-p
DC level
Bch : 0.3 V ± 20 mV
Gch : 0.3 V ± 20 mV
Rch : 0.3 V ± 20 mV
Gch : 0.3 V ± 20 mV
Rch : 0.3 V ± 20 mV
This adjustment is made using the standard picture
(see 1-2. Setting Up of Standard Picture).
1. Observing TP503 with the oscilloscope, adjust
(see 1-2. Setting Up of Standard Picture).
1. Observing TP503 with the oscilloscope, adjust
VR503 so that the signal level satisfies the
specification.
Then, adjust VR504 so that the DC level satisfies
the specification.
specification.
Then, adjust VR504 so that the DC level satisfies
the specification.
2. Observing TP603 with the oscilloscope, adjust
VR603 so that the signal level satisfies the
specification.
Then, adjust VR604 so that the DC level satisfies
the specification.
specification.
Then, adjust VR604 so that the DC level satisfies
the specification.
3. Observing TP703 with the oscilloscope, adjust
VR703 so that the signal level satisfies the
specification.
Then, adjust VR704 so that the DC level satisfies
the specification.
specification.
Then, adjust VR704 so that the DC level satisfies
the specification.
DC level
to be
adjusted
to be
adjusted
GND
Signal level
to be
adjusted
to be
adjusted
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