Panasonic TC-15DT2 Service Manual ▷ View online
9 Service Tools and Equipment
9.1.
Service Tools and Equipment Table
Application
Name
Number
General
DVD test disc
DVDT-S20
Inspection
Extension cable (DVD module P.C.B. to A P.C.B.)
JGS0098
Others
Screw lock
RZZ0L01
Grease
JGS0091
JGS0092
JGS0092
Lubricant
JZS0648
Grease
JGS0101
Confirmation
CD test disc
SZZP1054C
VCD test disc
PVCD_K06
Electrical adjustment
Oscilloscope
Probe
AV cable
Probe
AV cable
VJA0658
TV monitor
General
General tools (Screw driver. etc)
Static electricity countermeasures
Soldering iron (with ESD countermeasure)
Anti-static wrist strap
Conductive material (conductive sheet)
Anti-static wrist strap
Conductive material (conductive sheet)
9.2.
Storing and Handling Test Discs
•
•
•
• Surface precision is vital for DVD test discs. Be sure to store and handle them carefully.
1. Do not place discs directly onto the workbench, etc., after use.
2. Handle discs carefully in order to maintain their flatness.
Place them into their case after use and store them vertically. Store discs in a cool place where they are not exposed to
direct sunlight or air from air conditioners.
direct sunlight or air from air conditioners.
3. Accurate adjustment will not be possible if the disc is warped from being placed on a surface made of glass, etc. If this
happens, use a new test disc to make optical adjustments.
4. If adjustment is done using a warped disc, the adjustment will be incorrect and some discs will not be playable.
29
TC-15DT2
10 Adjustment method
10.1. How to enter into adjustment mode
While pressing [VOLUME-] button of the main unit, press [DISPLAY] button of the remote control transmitter three times in a row
(within 2 seconds).
(within 2 seconds).
10.1.1. Adjustment method.....Use the remote control.
“1” button...Main items Selection in forward direction
“2” button...Main items Selection in reverse direction
“3” button...Sub items Selection in forward direction
“4” button...Sub items Selection in reverse direction
10.2. Cancellation
Switch off the power with the [POWER] button on the main unit or the [POWER] button on the remote control.
10.3. Contents of adjustment mode
•
•
•
• Value is shown as a hexadecimal number.
•
•
•
• Preset value differs depending on models.
•
•
•
• After entering the adjustment mode, take note of the value in each item before starting adjustment.
Main item
Sub item
Remarks
MAIN
RFAGC
RFAGC
YGAIN
Video level (RF, video, component, DVD)
B-Y
Video level (RF, video, component, DVD)
R-Y
Video level (RF, video, component, DVD)
DVDY
DVD video DVD-Y level
DVDC
DVD video DVD-C level
DVDB
DVD video DVD component B-Y level
DVDR
DVD video DVD component R-Y level
R-CUT
G-CUT
B-CUT
G-CUT
B-CUT
SUB
ANGL
(R-Y demodulation axis)
BYGN
(B-Y gain)
PICT
(Sub-contrast)
BRIGHT
(Sub-bright)
COLOR
(Sub-color)
TINT
(Sub-tint)
BLIGHT
(Sub-back light)
IGV
IGU
IGU
GAMMA
Panel luminance
Panel luminance
PTANA
PAXA
RTANB
RAXB
:
RTANH
GTANA
GAXA
GTANB
GAXB
:
GTANH
BTANA
BAXA
BTANB
BAXB
:
BTANH
PAXA
RTANB
RAXB
:
RTANH
GTANA
GAXA
GTANB
GAXB
:
GTANH
BTANA
BAXA
BTANB
BAXB
:
BTANH
OPT
OPTOO
(TV)
OPTDO
(DVD)
30
TC-15DT2
10.4. DVD level adjustment
10.4.1. DVDY (Luminance signal) and DVDC (Chrominance signal) level adjustment
Measurement point
Disc
Mode
S terminal monitor output
DVDT-S20
TITLE-11
TITLE-11
Color bar 100%
Measuring equipment
Oscilloscope
200mV/div 10µsec/div
200mV/div 10µsec/div
•
•
•
• Connect the oscilloscope to Y output and C output that are terminated at 75Ω.
•
•
•
• Load the disc on the tray and perform playback.
•
•
•
• Access Adjustment mode
31
TC-15DT2
10.4.2. DVD component level adjustment
Measurement point
Disc
Mode
DG-PCB
TS11 (GND)
TS11 (GND)
DVDT-S20
TITLE-11
TITLE-11
Color bar 100%
Measuring equipment
Oscilloscope
100mV/div 10µsec/div
100mV/div 10µsec/div
32
TC-15DT2
Click on the first or last page to see other TC-15DT2 service manuals if exist.