Read Sony HCD-FX80 Service Manual online
SERVICE MANUAL
SUPPLEMENT-1
Ver. 1.1 2005.11
9-879-687-81
Subject : Addition of ELECTRICAL ADJUSTMENT (DVD SECTION)
US Model
Canadian Model
HCD-FX80
2
HCD-FX80
ELECTRICAL ADJSTMENT
DVD SECTION
When the base unit is replaced, perform the adjustment and the
measurement as shown below in this order.
measurement as shown below in this order.
1) MIRROR TIME ADJUSTMENT (See page 23)
2) EXECUTING IOP MEASUREMENT (See page 25)
2) EXECUTING IOP MEASUREMENT (See page 25)
[TEST DISC LIST]
Be sure to use the DVD disc that matches the signal standards of
your region.
your region.
•
CD
YEDS-18 (Part No.: 3-702-101-01)
PATD-012 (Part No.: 4-225-203-01)
PATD-012 (Part No.: 4-225-203-01)
• DVD SL (Single Layer)
NTSC : HLX-503 (Part No.: J-6090-069-A)
HLX-504 (Part No.: J-6090-088-A)
PAL : HLX-506 (Part No.: J-6090-077-A)
• DVD DL (Dual Layer)
NTSC : HLX-501 (Part No.: J-6090-071-A)
HLX-505 (Part No.: J-6090-089-A)
PAL : HLX-507 (Part No.: J-6090-078-A)
[RF Level Check]
Connection:
Procedure:
1. Conect an oscilloscope to CN105 pin 6 (RFMON) and CN105
pin 3 (GND) on the DMB10 board.
2. Turn the power on.
3. Insert the CD test disc (refer to the TEST DISC LIST), and
3. Insert the CD test disc (refer to the TEST DISC LIST), and
press the H button to play the disc back.
4. Confirm that oscilloscope waveform is clear and check RF
signal level is correct or not.
Note:
A clear RF signal waveform means that the shape “
◊
” can be
clearly distinguished at the center of the waveform.
5. Eject the CD disc, and insert the DVD SL test disk (refer to the
TEST DISC LIST), and press the H button to play the disc
back.
back.
Checking Location: DMB10 board (Side A)
+
–
–
CN105 pin
6
(RFMON)
CN105 pin
3
(GND)
oscilloscope
DMB10 board
VOLT/DIV: 200 mV
TIME/DIV: 500 ns
RF signal waveform
level: 0.57
±
1.1 Vp-p (CD)
0.58
±
1.23 Vp-p (DVD)
IC102
IC101
IC104
IC201
CN105
CN106
CN105 pin
3
(GND)
CN105 pin
6
(RFMON)
1
6
Display
