Sony SRF-HM01V Service Manual ▷ View online
3
SRF-HM01V
SECTION 1
GENERAL
This section is extracted from
instruction manual.
instruction manual.
POWER ON/OFF
Hook (L, R)
Driver Unit
TUNE +*
2
/–
Display
MEGA BASS/CLOCK
ENTER
MODE
BAND
VOL*
1
TV/WB/FM SENS
DX/LOCAL
DX/LOCAL
L
(Left)
R
(Right)
Hang the hooks on
your ears.
your ears.
Neckband
Neckband
Battery compartment lid
Light reflector (R, L)
This reflector reflects
car lights at night for
your safety.
car lights at night for
your safety.
*
1
There is a tactile dot beside volume to show
the direction to turn up the volume.
the direction to turn up the volume.
*
2
The TUNE + button has a tactile dot.
Setting the Clock
The clock time display of this unit is a 12-hour system.
When the battery is first installed, “AM 12:00” flashes in the display.
When the battery is first installed, “AM 12:00” flashes in the display.
1
Set POWER to OFF to turn off the power.
2
Hold down MEGA BASS/CLOCK for more than 2 seconds
until “AM 12” starts flashing.
until “AM 12” starts flashing.
3
Press TUNE + or – to adjust the hour, then press MEGA
BASS/CLOCK.
BASS/CLOCK.
If you hold down TUNE + or –, the digit changes rapidly.
“AM 12:00 ”= midnight, “PM 12:00 ”= noon.
“AM 12:00 ”= midnight, “PM 12:00 ”= noon.
4
Repeat step 3 above to adjust the minute.
“:” starts flashing and the clock starts operating.
To set the current time exactly to the second, adjust the minute and
then press MEGA BASS/CLOCK to synchronize with a time signal
(such as the telephone time signal).
To set the current time exactly to the second, adjust the minute and
then press MEGA BASS/CLOCK to synchronize with a time signal
(such as the telephone time signal).
Note
If you do not press TUNE + or –, or MEGA BASS/CLOCK within one
minute, the clock setting mode will be canceled.
If you do not press TUNE + or –, or MEGA BASS/CLOCK within one
minute, the clock setting mode will be canceled.
Changing AM Channel Step
The AM channel step differs depending on areas. The channel step of this
unit is factory-set to 10 kHz. Change the settings as shown below to be
able to listen to the radio.
unit is factory-set to 10 kHz. Change the settings as shown below to be
able to listen to the radio.
Area
Channel step
North and South American countries
10 kHz
Other countries
9 kHz
Note
When the AM channel step is changed, only the preset stations on the AM
band will be initialized.
When the AM channel step is changed, only the preset stations on the AM
band will be initialized.
1
Set POWER to OFF to turn off the power.
2
While holding down MODE, hold down TUNE + or – for
more than 5 seconds.
more than 5 seconds.
The channel step will change and “9” kHz (or “10” kHz) will flash for
3 seconds in the display.
If you proceed to step 2 again, the channel step changes again.
3 seconds in the display.
If you proceed to step 2 again, the channel step changes again.
SRF-HM01V
4
• This set can be disassembled in the order shown below.
2-1.
DISASSEMBLY FLOW
SECTION 2
DISASSEMBLY
Note:
Follow the disassembly procedure in the numerical order given.
2-2.
MICROCOMPUTER BOARD
2-2. Microcomputer
Board
(Page 4)
2-4. Battery
Board
(Page 5)
2-3. MAIN Board
(Page 5)
2-5 . Putting the Sheet (A)
(Page 6)
SET
5
rubber key switch
4
MICROCOMPUTER board
2
cabinet (front) (R) assy
3
claw
3
claw
1
four screws
(1.7
(1.7
×
10)
SRF-HM01V
5
2-3.
MAIN BOARD
2-4.
BATTERY BOARD
3
MAIN Board
2
claw
2
claw
lever (A)
S1
1
Remove nine solders.
Note: When installing MAIN board,
fit lever (A) and switch (S1).
1
four screws
(1.7
(1.7
×
10)
4
claw
3
Remove eleven solders.
Note: When installing BATTERY board,
fit lever (A) and switch (S401).
5
BATTERY board
2
front cabinet (L) assy
4
claw
lever (A)
S401
SRF-HM01V
6
2-5.
PUTTING THE SHEET (A)
Put the sheet (A) positioning its corner to the corner of C26
in the main board so that the pin of CF2 is completely covered.
in the main board so that the pin of CF2 is completely covered.
C26
CF2
IC
main board