Sony CMT-DH3 / CMT-DH5BT / CMT-DH7BT / HCD-DH3 / HCD-DH5BT / HCD-DH7BT Service Manual ▷ View online
HCD-DH3/DH5BT/DH7BT
17
3-9. OPTICAL PICK-UP BLOCK (KHM-313CAB)
6
four insulator screws
8
four insulators
9
optical pick-up block
(KHM-313CAB)
(KHM-313CAB)
7
3
FFC holder
2
two claws
1
Remove the wire (flat type) (24 core)
of FFC holder.
of FFC holder.
4
wire (flat type) (24 core)
5
connector
– DVD mechanism deck (bottom view) –
18
HCD-DH3/DH5BT/DH7BT
DVD COLOR SYSTEM
This mode let you change the color system of the video output from
PAL to NTSC or vice-versa. This mode is not available for US,
Canadian, AEP and Russian models.
Procedure:
PAL to NTSC or vice-versa. This mode is not available for US,
Canadian, AEP and Russian models.
Procedure:
1. Press the
I
/1
button to turn on the system.
2. Press the
DVD
N
button to select the “DVD”.
3. Press the
I
/1
button to turn off the system.
4. Press two buttons of
X
and
I
/1
simultaneously. The system
will turn on automatically. The message “COLOR PAL” or
“COLOR NTSC” appears on the fluorescent indicator tube.
“COLOR NTSC” appears on the fluorescent indicator tube.
BT TEST MODE
This mode is used to check the firmware version and address of
bluetooth module. This mode is not available for HCD-DH3.
Procedure:
bluetooth module. This mode is not available for HCD-DH3.
Procedure:
1. Press the
I/
1
button to turn on the system.
2. Press the
BLUETOOTH
N
or [BLUETOOTH] button to select
“BLUETOOTH”.
3. Press three buttons of
x
, [DSGX] and [BLUTOOTH OPR]
simultaneously, the message “BT Test In” is displayed on the
fluorescent indicator tube. Then, the display is automatically
changed to the firmware version of bluetooth.
fluorescent indicator tube. Then, the display is automatically
changed to the firmware version of bluetooth.
4. Press the [DISPLAY] button, address of bluetooth device is
displayed on the fluorescent indicator tube.
5. To release this mode, press the
I/
1
button.
COLD RESET
The cold reset clears all data including preset data stored in the
RAM to initial conditions.
Procedure:
RAM to initial conditions.
Procedure:
1. Press the
I/
1
button to turn on the system.
2. Press three buttons of
x
, [DISPLAY] and
I/
1
simultaneously.
3. The message “RESET” appears on the fluorescent indicator
tube, and the system is reset.
PANEL TEST MODE
This mode is used to check the fluorescent indicator tube, LEDs,
keys, model, destination and software version.
Procedure:
keys, model, destination and software version.
Procedure:
1. Press three buttons of
x
, [VOLUME --] and [DISPLAY]
simultaneously.
2. All LEDs and segments in fluorescent indicator tube are lighted
up.
3. Press the [DISPLAY] button, the software version display mode
is activated, and model and destination information appears
on the fluorescent indicator tube.
on the fluorescent indicator tube.
4. In the software version display mode, each time the [DISPLAY]
button is pressed, the display changes from MC version,
MMLib version, Bolero version in this order, and returns to
the model and destination information (DH3/DH5BT).
MMLib version, Bolero version in this order, and returns to
the model and destination information (DH3/DH5BT).
In the software version display mode, press the [DISPLAY]
button, MC version appears on the fluorescent indicator tube.
Also, press the [DISPLAY] button again, the display returns to
the model and destination information (DH7BT).
Also, press the [DISPLAY] button again, the display returns to
the model and destination information (DH7BT).
5. Press the [DSGX] button, the key check mode is activated,
“KEY 0 0 0” appears on the fluorescent indicator tube.
6. In the key check mode, each time a button is pressed, the
numerical value corresponding to each button is displayed on
the fluorescent indicator tube.
the fluorescent indicator tube.
7. To release from this mode, press three buttons in the same
manner as step 1 or disconnect the power cord.
TUNER STEP CHANGE
The step interval of AM channels can be toggled between 9 kHz
and 10 kHz. This mode is not available for AEP and Russian models.
Procedure:
and 10 kHz. This mode is not available for AEP and Russian models.
Procedure:
1. Press the
I
/1
button to turn on the system.
2. Press the [TUNER/BAND] button to select the “AM”.
3. Press the
3. Press the
I
/1
button to turn off the system.
4. Press two buttons of [TUNER/BAND] and
I/
1
simultaneously.
The system will turn on automatically. The message “AM 9k
Step” or “AM 10k Step” appears on the fluorescent indicator
tube and thus the channel step is changed.
Step” or “AM 10k Step” appears on the fluorescent indicator
tube and thus the channel step is changed.
DISC ANTITHEFT
This mode is used to lock the disc slot. When this mode is activated,
the disc will not slot out when
the disc will not slot out when
Z
button is pressed. The message
“LOCKED” appears on the fluorescent indicator tube.
Procedure:
Procedure:
1. Press the
I
/1
button to turn on the system.
2. Press the
DVD
N
button to select the “DVD”.
3. Press two buttons of
x
and
Z
simultaneously and hold down
until “LOCKED” or “UNLOCKED” appears on the
fluorescent indicator tube (around 5 seconds).
fluorescent indicator tube (around 5 seconds).
SECTION 4
TEST MODE
Ver. 1.1
19
HCD-DH3/DH5BT/DH7BT
DVD SECTION
1. DVD SERVICE MODE GENERAL DESCRIPTION
This mode let you make diagnosis and adjustment easily by using
the remote commander and the TV screen. The instructions,
diagnostic results, etc. are given on the on-screen display.
the remote commander and the TV screen. The instructions,
diagnostic results, etc. are given on the on-screen display.
2. ENTERING DVD SERVICE MODE
Procedure:
1. Press the
I
/1
button to turn on the system.
2. Press the
DVD
N
button to select the “DVD”.
3. Press three buttons of
x
, [VOLUME +] and [PROGRESSIVE]
simultaneously.
4. The message “SERVICE IN” appears on the fluorescent
indicator tube and top menu of the Remocon Diagnosis Menu
appears on the on-screen display on the TV screen as follows.
The model name, IF-con version and Syscon version are
displayed at the bottom of the on-screen display.
appears on the on-screen display on the TV screen as follows.
The model name, IF-con version and Syscon version are
displayed at the bottom of the on-screen display.
Remocon Diagnosis Menu
0. External Chip Check
1. Servo Parameter Check
2. Drive Manual Operation
3. Emergency History
4. Version Information
Model Name :DH_xx
IF-con:Ver.xx.xx(xxxx)
Syscon:Ver.x.xxx
5. To execute each function, press its number by using numeric
button on the remote commander.
6. To release from this mode, press the
I
/1
button to turn off the
system.
3. EXECUTING IOP MEASUREMENT
In order to execute IOP measurement, the following standard
procedures must be followed.
Procedure:
procedures must be followed.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select “2
Drive Manual Operation” by pressing the [2] button on the
remote commander. The following screen appears on the on-
screen display
remote commander. The following screen appears on the on-
screen display
Drive Manual Operation
1. Servo Control
2. Track/Layer Jump
3. Manual Adjustment
4. Tray Aging Mode
5. MIRR time Adjust
0. Return to Top Menu
2. Select “3. Manual Adjustment” by pressing the [3] button on
the remote commander. The following screen appears on the
on-screen display.
on-screen display.
Manual Adjust
1. Track Balance Adjust:
2. Track Gain Adjust:
3. Focus Balance Adjust:
4. Focus Gain Adjust:
5. Eq boost Adjust:
6. Iop:
7. TRV. Level:
8. S curve(FE) Level:
9. RFL(PI) Level:
0. MIRR Time:
V
v
Change Value
[RETURN]Return to previous menu
3. Select “6. Iop:” by pressing [6] button on the remote
commander.
4. Wait until a hexadecimal number appear in the on-screen
display as below.
Manual Adjust
1. Track Balance Adjust:
2. Track Gain Adjust:
3. Focus Balance Adjust:
4. Focus Gain Adjust:
5. Eq boost Adjust:
6. Iop: 57
7. TRV. Level:
8. S curve(FE) Level:
9. RFL(PI) Level:
0. MIRR Time:
V
v
Change Value
[RETURN]Return to previous menu
5. Convert data from hexadecimal to decimal by using conversion
table.
6. If the value is smaller than 93 (decimal), then it is OK. However
if the value is higher than 93, then BU (base unit) is defective
and need to be change.
and need to be change.
7. Press the
O
RETURN
button on the remote commander to
return to previous menu.
8. Press the [0] button on the remote commander to return to the
top menu of Remocon Diagnosis Menu.
9. Press the
I
/1
button to turn off the system.
4. CHECKING EMERGENCY HISTORY
To check the emergency history, please follow the following
procedure.
Procedure:
procedure.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select “3.
Emergency History” by pressing the [3] button on the remote
commander. The following screen appears on the on-screen
display.
commander. The following screen appears on the on-screen
display.
Emg. History Check
Laser Hours CD 999h 59min
DVD 999h 59min
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
02. 02 02 01 01 00 A9 4B 00
00 00 00 00 00 00 23 45
[Next]Next page [Prev]Prev page
[0]Return to Top Menu
20
HCD-DH3/DH5BT/DH7BT
2. You can check the total time when the laser is turned on during
playback of DVD and CD from the above menu. The maximum
time, which can be displayed are 999h 59min.
time, which can be displayed are 999h 59min.
3. You can check the error code of latest 10 emergency history
from the above menu. To view the previous or next page of
emergency history, press the
emergency history, press the
.
or
>
button on the
remote commander. The error code consists of three kinds of
error codes.
error codes.
A. Error code
Example of Error code
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
The meaning of error code is as below:
01: Communication error (No reply from syscon)
02: Syscon hung up
03: Power OFF request when syscon hung up
19: Thermal shutdown
24: MoveSledHome error
25: Mechanical move error (5 changer)
26: Mechanical move stack error
30: DC motor adjustment error
31: DPD offset adjustment error
32: TE balance adjustment error
33. TE sensor adjustment error
34. TE loop gain adjustment error
35. FE loop gain adjustment error
36. Bad jitter after adjustment
40. Focus NG
42. Focus layer jump NG
52. Open kick spindle error
51: Spindle stop error
60: Focus on error
61: Seek fail error
62: Read Q data/ID error
70: Lead in data read fail
71: TOC read time out (CD)
80: Can’t buffering
81: Unknown media type
02: Syscon hung up
03: Power OFF request when syscon hung up
19: Thermal shutdown
24: MoveSledHome error
25: Mechanical move error (5 changer)
26: Mechanical move stack error
30: DC motor adjustment error
31: DPD offset adjustment error
32: TE balance adjustment error
33. TE sensor adjustment error
34. TE loop gain adjustment error
35. FE loop gain adjustment error
36. Bad jitter after adjustment
40. Focus NG
42. Focus layer jump NG
52. Open kick spindle error
51: Spindle stop error
60: Focus on error
61: Seek fail error
62: Read Q data/ID error
70: Lead in data read fail
71: TOC read time out (CD)
80: Can’t buffering
81: Unknown media type
B. Parameter of error code
This is the detail of error code.
This is the detail of error code.
Example of Error code
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
C. Time of error code
This is the laser time when an error occurred.
This is the laser time when an error occurred.
Example of Error code
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
To Clear the Laser Hour
Press the [ DISPLAY] button on the remote commander and then
press the [CLEAR] button on the remote commander. The data for
both CD and DVD data are reset.
press the [CLEAR] button on the remote commander. The data for
both CD and DVD data are reset.
Emg. History Check
Laser Hours CD 0h 0min
DVD 0h 0min
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
02. 02 02 01 01 00 A9 4B 00
00 00 00 00 00 00 23 45
[Next]Next page [Prev]Prev page
[0]Return to Top Menu
To Clear the Emergency History
Press the [DVD TOP MENU] button on the remote commander and
then press the [CLEAR] button on the remote commander. The error
code for all emergency history would be reset.
then press the [CLEAR] button on the remote commander. The error
code for all emergency history would be reset.
Emg. History Check
Laser Hours CD 999h 59min
DVD 999h 59min
01. 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
02. 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
[Next]Next page [Prev]Prev page
[0]Return to Top Menu
To Return to the Top Menu of Remocon Diagnosis
Menu
Menu
Press the [0] button on the remote commander.
5. CHECKING VERSION INFORMATION
To check the version information, please follow the following
procedure.
Procedure:
procedure.
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.
commander. The following screen appears on the on-screen
display.
Version information
Firm(Main): Ver. X.XXX
Firm(Sub): XX.XX
RISC: XXXXXX
8032: XXXXXX
Audio DSP: XX.XX.XX.XX
Servo DSP: XX.XX.XX.XX
[0]Return to Top Menu
2. To return to the top menu of Remocon Diagnosis Menu, press
the [0] on the remote commander.
Click on the first or last page to see other CMT-DH3 / CMT-DH5BT / CMT-DH7BT / HCD-DH3 / HCD-DH5BT / HCD-DH7BT service manuals if exist.