Sony ICD-UX543 / ICD-UX543F / ICD-UX544F Service Manual ▷ View online
ICD-UX543/UX543F/UX544F
17
4-3. AUDIO LOOP
Audio loop back operation can be performed.
Audio loop back operation can be performed.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press the [
>
] or [
.
] keys to select the “AUDIO LOOP”,
and press the [
N
] key.
3. Audio loop back operation is performed.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
Note: When mode is active, the recording level for VOR is acquired at in-
tervals of 1 second, and it is displayed. When the acquired recording
level is larger than the VOR setting value, the operation indicator
LED redly lights up.
level is larger than the VOR setting value, the operation indicator
LED redly lights up.
(Threshold value is based on operation of this unit)
LCD Display
D: DAMP, (A: Codec)
H0: HP_MUTE=L, (H1: H)
D0: DAMP_XSEL=L, (D1: H)
H0: HP_MUTE=L, (H1: H)
D0: DAMP_XSEL=L, (D1: H)
<AUDIO LOOP>
MIC:M AGC:OFF
Vol:10 MIC IN
D H0 D0
VOR:00003FFF
Vol:10 MIC IN
D H0 D0
VOR:00003FFF
Initial value:
Play back volume
: 10 (stereo)
fs
: 44.1 kHz
Microphone sensitivity : M
External microphone
: MIC IN
HP_MUTE
:
L
DAMP_XSEL
:
L
Sound is outputted from the D-AMP built-in CPU at the time
of headphone wearing.
of headphone wearing.
Key input settings under this mode of operation:
[VOL +]
: Volume up
[VOL –]
: Volume down
[REC/PAUSE/
z
] : Microphone sensitivity change
(H
→ M → L → MusicH → MusicL →
H...)
[
N
]
: External microphone sensitivity
(MIC IN
↔ LINE IN)
[
.
]
: AGC operation (ON
↔ OFF)
[
>
]
: The headphone amplifi er change
(D-AMP
↔ Codec)
Operation of others by the plug/unplug signal (the external micro-
phone jack and headphone jack) are based on operation of this unit.
phone jack and headphone jack) are based on operation of this unit.
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
4-4. SIN
Sine wave can be outputted.
Sine wave can be outputted.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press the [
>
] or [
.
] keys to select the “SIN”, and press
the [
N
] key.
3. Sine wave is outputted.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
LCD Display
<SIN>
Vol:10
Initial value:
Play back volume : 10 (stereo)
fs
:
44.1kHz
Sound is outputted from the D-AMP built-in CPU at the time
of headphone wearing.
of headphone wearing.
Key input settings under this mode of operation:
[VOL +] : Volume up
[VOL –] : Volume down
Operation of others by the plug/unplug signal (the external micro-
phone jack and headphone jack) are based on operation of this unit.
phone jack and headphone jack) are based on operation of this unit.
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
4-5. BEEP
Beep sound (1.3 kHz) can be outputted.
Beep sound (1.3 kHz) can be outputted.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press the [
>
] or [
.
] keys to select the “BEEP”, and press
the [
N
] key.
3. Beep sound (1.3 kHz) is outputted.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
LCD Display
<BEEP>
1.3KHz ON
Vol:10
Vol:10
Output to the speaker or headphone and output level are based on
operation of this unit.
operation of this unit.
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
ICD-UX543/UX543F/UX544F
18
4-6. LCD CONT
LCD contrast can be adjusted.
LCD contrast can be adjusted.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press the [
>
] or [
.
] keys to select the “LCD CONT”, and
press the [
N
] key.
3. Adjustment of LCD contrast becomes available.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
LCD Display
<LCD CONT>
Vol: 2B
[FF] + [FF]
[FF] + [FF]
[PLAY] Save
Initial value:
The default setting saved at eMMC.
Key input settings under this mode of operation:
[.] : Contrast value decrease
[>]
: Contrast value increase
[
N
]
: The current contrast value is written to eMMC.
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
4-7. LCD PATTERN
The lighting check of LCD can be performed.
The lighting check of LCD can be performed.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press
the
[
>
] or [
.
] keys to select the “LCD PATTERN”,
and press the [
N
] key.
3. LCD display pattern is displayed as shown in the following
fi gure.
LCD Display Pattern
LCD Display:
All segments ON
All segments ON
Operation indicator LED:
Red lights
Red lights
LCD Display:
All segments OFF
All segments OFF
Operation indicator LED:
Green lights
Green lights
LCD Display:
Display pattern 1
Display pattern 1
Operation indicator LED:
Orange lights
Orange lights
LCD Display:
Display pattern 2
Display pattern 2
Operation indicator LED:
Orange lights
Orange lights
Key input settings under this mode of operation:
[
>
] or [
.
] : Display pattern change
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
ICD-UX543/UX543F/UX544F
19
4-8. RTC TEST
The self-test of RTC module can be done.
The self-test of RTC module can be done.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press the [
>
] or [
.
] keys to select the “RTC TEST”, and
press the [
N
] key.
3. The self-test of RTC module is executed, and result is dis-
played.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
LCD Display
RTC self-test result
<RTC TEST>
OK
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
4-9. BATT A/D
A/D value (voltage value, temperature value and IC operation
state) acquisition can be performed.
A/D value (voltage value, temperature value and IC operation
state) acquisition can be performed.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press
the
[
>
] or [
.
] keys to select the “BATT A/D”, and
press the [
N
] key.
3. A/D value (voltage value, temperature value and IC operation
state) are acquired, and they are displayed.
(8 bit (The bit shift after LSB side 2 bit omission))
Displayed values are always updated.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
LCD Display
<BATT A/D>
BAT:A7 TEMP:72
XST: A2
XST: A2
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
4-10. LOW
DET
LOWBATT_XDET (Battery voltage decrease detection signal)
can be checked.
can be checked.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press
the
[
>
] or [
.
] keys to select the “LOW DET”, and
press the [
N
] key.
3. The state of LOW DET is displayed.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
LCD Display
<LOW DET>
LOW DET : OFF
OFF : LOWBATT_XDET=1 (H)
ON : LOWBATT_XDET=0 (L)
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
4-11. VBUS
VBUS detection signal can be checked.
VBUS detection signal can be checked.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press the [
>
] or [
.
] keys to select the “VBUS”, and press
the [
N
] key.
3. The state of VBUS_XDET is displayed.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
LCD Display
<VBUS>
OFF
OFF
:
VBUS_XDET=1
(H)
ON
:
VBUS_XDET=0
(L)
Key input settings under this mode of operation:
[
N
] : It shifts to the suspension state.
Press the [RESET] button, in order to be released from the
suspension state.
suspension state.
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
ICD-UX543/UX543F/UX544F
20
4-12. FM TEST (ICD-UX543F/UX544F only)
FM tuner can be checked.
FM tuner can be checked.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press the [
>
] or [
.
] keys to select the “FM TEST”, and
press the [
N
] key.
3. The state of FM tuner is displayed.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
LCD Display
<FM TEST>
FM : OK DX
080.00 Lv:5A 00
CH:80 00
080.00 Lv:5A 00
CH:80 00
OK : ID acquisition value OK
NG : ID acquisition value NG
In OK, it becomes FM receiving mode.
Initial value:
Frequency : 80.0 MHz (DX mode)
Key input settings under this mode of operation:
[.] : Receiving step value decrease
[>] : Receiving step value increase
[
N
]
: Receiving sensitivity change (DX
↔ LOCAL)
Releasing method:
Press the [STOP/
Press the [STOP/
x
] key, return to test mode menu.
4-13. KEY
COUNT
The count value of the keys and switches operation can be dis-
played. However, distinction of kind of the keys and switches
which operated is not performed.
Only the key pressed fi rst is counted.
played. However, distinction of kind of the keys and switches
which operated is not performed.
Only the key pressed fi rst is counted.
Note: It cannot move to other modes from this mode.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press the [
>
] or [
.
] keys to select the “KEY COUNT”,
and press the [
N
] key.
3. The count value of the keys and switches operation is dis-
played.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
LCD Display
The key name of
the pressed first
the pressed first
<KEY COUNT>
KEY:PLAY
00888
00888
Count value increase conditions:
One of keys is pressed.
One of switches is slid.
Memory card is inserted.
Headphone or microphone is inserted.
Initial value:
Count number : 00000 (Maximum is 99999)
If the key is pressed in the state of 99999, it will return to
00000.
00000.
Releasing method:
Press the [RESET] button.
Press the [RESET] button.
4-14. SLEEP
It can change into the sleep state for standby current value mea-
surement.
It can change into the sleep state for standby current value mea-
surement.
Note: It cannot move to other modes from this mode.
Procedure:
1. Enter the test mode.
1. Enter the test mode.
(Refer to “SETTING THE TEST MODE” on page 15)
2. Press the [
>
] or [
.
] keys to select the “SLEEP”, and press
the [
N
] key.
3. The sleep state selection screen is displayed.
This unit shifts to the sleep state by pressing the [
N
] key
again.
LCD Display
<SLEEP>
SLEEP:NORMAL
Excuting...
Excuting...
Releasing method:
Press the [RESET] button.
Press the [RESET] button.
Ver. 1.1
Click on the first or last page to see other ICD-UX543 / ICD-UX543F / ICD-UX544F service manuals if exist.