DOWNLOAD Sony ICD-S7 Service Manual ↓ Size: 3.15 MB | Pages: 37 in PDF or view online for FREE

Model
ICD-S7
Pages
37
Size
3.15 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
icd-s7.pdf
Date

Sony ICD-S7 Service Manual ▷ View online

5
ICD-S7
2-2. Case
1
 Sliding the chassis up to
     the position of  Connector.
3
 Remove the chassis by sliding.
2
 Connector
    (CN7104)
Note : When assembling the chassis,
           insert flexible board.
2-3. Ornamental Belt, SW Board
2
 Remove the ornamental belt
     in the direction of the arrow.
Claws
3
 SW board
    (Cautions five claws)
1
 Remove the knob (HOLD) .
6
ICD-S7
2-4. AUDIO Board
2
 Speaker (1.5cm) (SP3201)
Claw
Chassis
Claw
Claw
1
 Cover (chassis)
     (Cautions three claws)
3
 Microphone unit (MIC3201)
2-5. Cover (Chassis), Microphone Unit (MIC3201)
7
 
AUDIO board
AUDIO board
4
 Holder (LCD) 
Two claws
Two claws
6
 Turn over the AUDIO board
  and
     remove soldering (two points)
     from Microphone cable.
3
 Remove soldering
   (two points)
   from speaker cable.
2
 Connector
    (CAN7201)
5
 Liquid crystal
     display panel 
    (LCD3201)
1
 Screw (M1.7 )
7
ICD-S7
2-6. MAIN Board, Liquid Crystal, Display Panel (LCD3201)
8
 MAIN board
3
Chassis
6
 Terminal (-), battery
5
 Terminal (+), battery
Cap (terminal) 
4
 Remove soldering (two points).
2
 Remove the slot of a chassis.
7
 Liquid crystal display panel
    (LCD3201)
1
 Screw (M1.7)
8
ICD-S7
SECTION 3
TEST MODE
[Setting Method of the Test Mode]
There are two different methods to enter the test mode:
(1) To enter the test mode, turn on the HOLD switch while pressing
the STOP key and VOLUME+ key at the same time with the
power on.
(2) While pressing the VOLUME- key, turn on the power in state
that the test land (TP7101 (side B) or SL7101 (side A)) on the
main board is shorted to GND.
[Exiting Method of the Test Mode]
Exit the test mode by turning off the power.
[Initial Status of the Test Mode]
When the test mode is set, the LCD display appears as shown below.
LCD display
102 3C 01 J
Destination information
LPEC version
DSP version
CPU version
102  3C  01  J
LCD TEST
.
>
SET AREA
.
>
AUDIO TEST
.
>
SLEEP TEST
.
>
BEEP TEST
.
>
SIO TEST
.
>
KEY TEST
.
>
.
>
RESET MENU
>
.
READ DATA
>
.
DC JACK
>
.
USB TEST
>
.
LED TEST
>
.
BATT TEST
>
.
Initial status of test mode
Version display
Destination setting information display
END
TEST MODE
START
TEST MODE
[Operation in the Test Mode]
After entering the test mode, you can move within the test menu by
pressing the .  /  >  key. You can move to the submenu by
pressing the x
•B key. Then each test mode can be executed.
1. LCD test
• LCD is tested of all light-on and all light-off.
• Use the . / > key to adjust the contrast of the LCD. The
setting value is written in the EEPROM with the x
•B key. If the
LCD test ends with OK, “**** OK ****” is displayed. If the
LCD test ends with NG, “****NG****” is displayed.
The default value is “0x12”.
x•B
LCD TEST
LCD ALL
LCD OFF
LCD CHECK
LCD ALL
LCD CHECK
:
:
STOP
STOP
STOP
STOP
(select), (set) 
.
>
x•B
LCD OFF
2. Setting destination
•  NO destination information.
3. Audio test
Perform the through-playback and sine wave output.
• Contents of the submenu
ADA SP: AD/DA-through-SP mode
ADA LP: AD/DA-through-LP mode
DSP SP: DSP-through-SP mode
DSP LP: DSP-through-LP mode
1 kHz SIN: 1 kHz sine wave output mode
• Select the microphone sensitivity with the  HOLD  switch.
ON: High sensitivity
OFF: Low sensitivity
• The VOR detection operation can be checked by the LED.
Sound: The red LED is turned on. No sound: The red LED is
turned off.
• MUTE can be set to “ON” or “OFF” with the  ERASE  key.
• The sound volume can be adjusted with the  VOLUME+  key or
 VOLUME-  key during the audio test except the MUTE mode.
• The microphone sensitivity, sound volume and MUTE (on/off)
are displayed on the bottom of the LCD.
x•B
SET AREA
JAPAN USB
STOP
x•B
:
:
DSP SP
ADA LP
ADA SP
1K SIN
DSP LP
AUDIO TEST
DSP LP
DSP LP H 10
DSP SP H 10
ADA LP H 10
(select), (set) 
.
>
x•B
STOP
STOP
STOP
STOP
[Flow Chart of the Test Mode]
Page of 37
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