Electrical Adjustments - Sony HCD-GZR333IA Service Manual

HCD-GZR333IA
To clear the Emergency History
Press the [DVD TOP MENU] button and then press the [CLEAR]
button.
The error code for all emergency history would be reset.
Emg. History Check
Laser Hours CD
DVD
1. 00 00 00 00
00 00 00 00
2. 00 00 00 00
00 00 00 00
Next Next Page Prev Prev Page
O Return to Top Menu
To clear the Initialize Setup Data
Press the [DVD/TUNER MENU] button and then press the
[CLEAR] button on the remote commander.
Emg. History Check
Laser Hours CD
DVD
Initialize setup data...
Next Next Page Prev Prev Page
O Return to Top Menu
To return to the Top Menu of Remocon Diagnosis Menu
Press the [0] button on the remote commander.
• Check Version Information
To check the version information, please follow the following
procedure.
1. From the Top Menu of Remocon Diagnosis Menu, select "4.
Version information" by pressing the [4] button on the remote
commander. The following screen appears on the on-screen
display.
Version information
Firm (Main) : Ver. xxxxx
Firm (Sub) : xxxxx
RISC : xxxxx
8032 : xxxxx
Audio DSP : xxxxx
Servo DSP : xxxxx
O Return to Top Menu
To return to the Top Menu of Remocon Diagnosis Menu, press
the [0] button on the remote commander.
24
999h 59min
999h 59min
00 00 00 00
00 00 00 00
00 00 00 00
00 00 00 00
999h 59min
999h 59min
SECTION 4

ELECTRICAL ADJUSTMENTS

DVD SECTION
When the optical pick-up assy is replaced, perform the "Execute
IOP Measurement".
Execute IOP Measurement (See page 22)
[TEST DISC LIST]
Be sure to use the DVD disc that matches the signal standards of
your region.
• CD
YEDS-18 (Part No.: 3-702-101-01)
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 (Double 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)
[RFMON Level Check]
Connection:
DMB19 board
CN105 pin 6 (RFMON)
CN105 pin 3 (GND)
Procedure:
1. Connect an oscilloscope to CN105 pin 6 (RFMON) and
CN105 pin 3 (GND) on the DMB19 board.
2. Turn the power on.
3. Set the test disc (refer to the TEST DISC LIST) on the tray and
press the [ ] button to playback.
N
4. Confi rm that oscilloscope waveform is clear and check RF-
MON signal level is correct or not.
Note: A clear RFMON signal waveform means that the shape "◊" can be
clearly distinguished at the center of the waveform.
RFMON signal waveform
oscilloscope
+
–
VOLT/DIV: 200 mV
TIME/DIV: 500 nS
level: 0.58 ± 1.23 Vp-p (DVD)
0.57 ± 1.1 Vp-p (CD)