Sony ICD-UX71 / ICD-UX71F / ICD-UX81 / ICD-UX81F / ICD-UX91F Service Manual ▷ View online
ICD-UX71/UX71F/UX81/UX81F/UX91F
9
SECTION 3
TEST MODE
This set provides the checks given blow in TEST MODE.
Setting the TEST MODE
Turn on power to the set. Turn on [DPC] switch from the off state
while pressing [MENU] key and [
Turn on power to the set. Turn on [DPC] switch from the off state
while pressing [MENU] key and [
.
] button at the same time.
Exiting the TEST MODE
Turn off power.
Turn off power.
TEST MODE Menu
The menu given below appears when TEST MODE is entered.
The menu given below appears when TEST MODE is entered.
Select an item using [
v
]/[
V
] key and determine the selected item
using [ENT] key.
1. Version
Check the version of each module.
Check the version of each module.
ICD-UXx1 build: Language
(JP: Japanese, US: English, CN: Simplifi ed Chi-
nese, CNS: Traditional Chinese, KR: Korean,
RU: Russian and TH: Thai)
nese, CNS: Traditional Chinese, KR: Korean,
RU: Russian and TH: Thai)
(ICD-UX91 (4GB), ICD-UX81 (2GB), ICD-UX71 (1GB))
Charge: C (With), No display (Without)
F/W: Version
D: NAND DEVICE CODE
M: NAND Marker CODE
Destination: J, U, CE7, E, KR3, CN, CE7-FM, LA, LA-FM
Charge: C (With), No display (Without)
F/W: Version
D: NAND DEVICE CODE
M: NAND Marker CODE
Destination: J, U, CE7, E, KR3, CN, CE7-FM, LA, LA-FM
2. KeyChk+Fmt
Check the input by pressing each key.
Check the input by pressing each key.
Input and INT check (KEY input acceptance check and KEY_
WAKE interrupt check).
WAKE interrupt check).
Target input keys:
[
[
z
]/[
x
]/[
>
]/[
u
]/[
.
]/[A-B]/[MENU]/[VOL+]/[VOL–]/[
v
]/
ENT/[
V
]/DEVIDE/HOLD OFFtON/DPC OFFtON
Total of 15 key locations
The backlight is lit for 0.5 sec. when a key input is accepted.
When all the inputs have been confi rmed at least once, format the
NAND fl ash memory (delete all entries) and set the MENU set-
tings to their defaults. (Hold the LCD contrast setting.)
* Once the NAND memory has been normally formatted, restart
NAND fl ash memory (delete all entries) and set the MENU set-
tings to their defaults. (Hold the LCD contrast setting.)
* Once the NAND memory has been normally formatted, restart
the system.
3. Loop
Perform a ADDA LOOP BACK.
Perform a ADDA LOOP BACK.
External mic input: HP/SP output change
HP INSERT: Change to L/H
ALC function: OFF
HP INSERT: Change to L/H
ALC function: OFF
HP output is selected independent of whether HP is installed or not
when there is no external microphone (this is provided for anti-
howl back). Selection of HP or SP output is determined only upon
entry into Loop. There is no switching on the way.
when there is no external microphone (this is provided for anti-
howl back). Selection of HP or SP output is determined only upon
entry into Loop. There is no switching on the way.
[PLAY]: Loop Back Start
[VOL+], [VOL–]: Volume operation to set. (Initial value 20)
[DPC]: OFF: Sensitivity H, ON: Sensitivity L
[A-B]: External mic select (MIC IN t AUDIO IN)
[VOL+], [VOL–]: Volume operation to set. (Initial value 20)
[DPC]: OFF: Sensitivity H, ON: Sensitivity L
[A-B]: External mic select (MIC IN t AUDIO IN)
4. SetMic Cal
Write the correction value for the level difference between L and R
channels of the internal stereo microphone into the NAND memo-
ry. With the L channel level as the reference, measure the R chan-
nel recording level. Then adjust the R channel’s ADC VOL level so
that the R channel level is equal to the L channel level.
* Make a mental note of the setting even when the battery has been
Write the correction value for the level difference between L and R
channels of the internal stereo microphone into the NAND memo-
ry. With the L channel level as the reference, measure the R chan-
nel recording level. Then adjust the R channel’s ADC VOL level so
that the R channel level is equal to the L channel level.
* Make a mental note of the setting even when the battery has been
removed.
[PLAY]: Recording start
LCD display
Version
KeyChk+Fmt
Loop
Loop
Version
7
W
+
Datermine using ENT key.
KeyChk+Fmt
Loop
SetMic Cal
Beep
Lcd Cont
RTC Int
Battery
Batt AB4
VBUS TEST
MENU INIT
Sleep
Version
Loop
SetMic Cal
Beep
Lcd Cont
RTC Int
Battery
Batt AB4
VBUS TEST
MENU INIT
Sleep
Version
•
•
•
•
•
•
•
•
K
LCD display
<KEY CHECK>
KEY:
KEY:
− −
REMAIN: 15
Display the key of
which input is accepted.
which input is accepted.
Total of 15 keys counted.
LCD display
<Loop> MIC:L
Vol:20 MIC IN
Vol:20 MIC IN
LCD display
<SetMic Cal>
R-ch: –02dB
R-ch: –02dB
LCD display
ICD-UXx1 US C
F/W v1.10.02
D:D3 M:EC E
D:D3 M:EC E
ICD-UX71/UX71F/UX81/UX81F/UX91F
10
5. Beep
Test to Beep.
Test to Beep.
[PLAY]: 800 Hz t 1.3 kHz t 2.0 kHz t 800 Hz ......
[STOP]: STOP
6. LCD Cont
Adjust the LCD contrast.
* Make a mental note of the setting even when the battery has been
Adjust the LCD contrast.
* Make a mental note of the setting even when the battery has been
removed.
Initial value: 36
[FF]: +
[FR]: –
[FF]: +
[FR]: –
7. RTC Int
Perform a self- test on RTC.
Perform a self- test on RTC.
The count is indicated every second.
8. Battery
Check the current value of Battery A/D.
Check the current value of Battery A/D.
9. Batt AB4
Check the current value of Battery x4A/D.
Check the current value of Battery x4A/D.
10. VBUS TEST
Check the presence of VBUS.
Check the presence of VBUS.
[PLAY]: Suspend, LCD off
To reset, remove the battery and then insert it again.
To reset, remove the battery and then insert it again.
11. MENU INIT
Initialize the set values.
Initialize the set values.
[PLAY]: Menu initialize start.
12. Sleep
Perform a sleep test.
The LCD display disappears and then the sleep mode is entered.
To exit the sleep mode, turn off power.
The power should be turned on again since resetting is not allowed.
Perform a sleep test.
The LCD display disappears and then the sleep mode is entered.
To exit the sleep mode, turn off power.
The power should be turned on again since resetting is not allowed.
LCD display
<LCD Cont>
Value: 36
[FF] + [FR]
Value: 36
[FF] + [FR]
−
LCD display
<RTC lnt>
01s
RTC lnt OK
01s
RTC lnt OK
LCD display
<VBUS Test>
VBUS ON / OFF
VBUS ON / OFF
LCD display
<Menu lnit>
[PLAY]: ENTER
[PLAY]: ENTER
LCD display
<Battery>
0x66
0x66
LCD display
<Batt4>
0x2A
0x2A
ICD-UX71/UX71F/UX81/UX81F/UX91F
ICD-UX71/UX71F/UX81/UX81F/UX91F
11
11
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM – MAIN Section –
NAND FLASH MEMORY
IC7000
P14
M15
30
29
29
31
1
1
CN8001
(USB)
2
3
4
3
4
VBUS
D–
D+
GND
D–
D+
GND
E7
D7
D7
P8
•
R9
•
T9
•
P9
•
N9
•
M9
•
T10
•
R10
29
I
32
•
41
I
44
L12
P2
K13
R15
J16
J12
J12
L5
M4
12
14
9
N8
M8
R8
7
19
9
T8
P7
T7
P7
T7
10
16
17
16
17
N7
M7
8
18
13
SDTO
1
5
2
9
SPEAKER AMP
IC1003
DQ0
I
DQ15
EXD0(DQ0)
I
EXD15(DQ15)
EXA1(A0)
I
EXA20(A19)
A0
I
A19
VOA
7
VOB
INA
INB
SD
BICK
CCLK/SCL
LRCK
CSN/CAD0
SDTI/SDA
LIN2/IN2+
LIN2/IN2-
LIN2/IN2-
R/B
I/O0
I/O7
FD0
FD7
WP
CE
NC
CLE
ALE
RE
WE
XFBSY
DP
DM
SDO1(P15)
EXTINT0(P21)
SDA(P29)
SCL(P28)
SDA(P29)
SCL(P28)
SDI1(P16)
LRCK(P12)
SCK1(P14)
BCK
DIN
N16
11
SDTI
DOUT
EXTINT4(P25)
N15
EXTINT5(P26)
B9
LOUT
C10
ROUT
T16
XFCE3(P07)
T1
RXD1(P28)
M13
NRD(NOE)
G5
NCS0
J2
NWRENWRL/NWE
F1
NRES
RD
SP/HP SEL
DAMP SEL
UX71F/UX81F/UX91F
UX71F/UX81F/UX91F
UX71F/UX81F/UX91F
UX71/UX81
R1045
Q1004
R1094
R1095
CS0
NWRENWRL
NWRENWRL
B4 RP
F1 F
G1 G
A4 W
XFWP
XFCEO
XFCE1(P1F)
XCLE
XALE
XFRE
XFWE
XFCEO
XFCE1(P1F)
XCLE
XALE
XFRE
XFWE
LIN1/IN1-
J1002
STEREO CODEC,MIC/HP AMP
IC1001
SYSTEM CONTROL,
D/A CONVERTER
IC5001 (1/2)
MIC901
(L–CH)
WPWA
RIN1/IN1+
8
10
25 RIN4/IN4+
24 RIN4/IN4-
24 RIN4/IN4-
HPL 22
HPR 21
PHI(P11)
J3
32
1
5
5
2
1B
6
2B
1A
2A
2A
7
6
6
1C
2C
2C
SELECTOR
IC1004
1
2
2
19
LINE OUT L
18
LINE OUT R
5
INT
6
SDA
7
SCL
12
EXT CLK IN
FM ANT1
FM ANT2
FM ANT2
FM TUNING
IC1002
J1001
J
R2
TXD1(P2A) R1
TIOCB0 (P1A)
MIC902
(R–CH)
RESET
IC5000
MUTE
Q1000
RESET
IC5002
CPU VDD+1V
CPU VDD+3.1V
SP901
(SPEAKER)
N
M14,L13,K12,J15,H16,
G15,F15,F14,M16,L16,
K16,J13,H12,G14,F16,
G12
P16,N3,P1,N1,K5,M2,
J5,K4,H2,F5,G2,E5,
E4,E1,E3,E2,E15,
K3,J4,G4
E2,H2,E3,H3,H4,
E4,H5,E5,F2,G2,
E4,H5,E5,F2,G2,
F3,G3,F4,G5,F5,
G6
E1,D1,C1,A1,B1,
D2,C2,A2,B5,A5,
C5,D5,B6,A6,C6,
D2,C2,A2,B5,A5,
C5,D5,B6,A6,C6,
D6,E6,B2,C3,D4
NOR FLASH MEMORY
IC6000
HP INSERT
MIC INSERT
DX/LO
FM CLK
POWER/
DISPLAY
SECTION
A
VBUS
CLOCK SWITCH
Q1002
R1044
R1062
R1063
• Signal Path
: MIC
: AUDIO (DIGITAL)
: AUDIO (ANALOG)
: FM
: USB
(Page 12)
ICD-UX71/UX71F/UX81/UX81F/UX91F
ICD-UX71/UX71F/UX81/UX81F/UX91F
12
12
4-2. BLOCK DIAGRAM – POWER/DISPLAY Section –
DC/DC CONVERTER
IC2003
FB
VOUT
BAT
DC/DC CONVERTER
IC2004
SHDM
VIN
BATT
DRY BATTERY
SIZE"AAA"
(IEC DESIGNATION LR03)
1PCS,1.5V
H4
H3
H3
M6
P4
P3
P3
LED DRIVE
Q4004
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
CPU VDD+3.1V
D4000
(OPR)
D4004,4005
(LCD BACK LIGHT)
UNREG+2.4V
D6
A5
B5
B4
D14
C15
T16
N4
H13
R16
P15
L1
M1
L3
J1
J1
T13
6
5
5
9
10
8
4
BACK LIGHT
LED DRIVE
Q4002
AVDDDAMP
REG
IC5003
CPU VDD+1V
REG
IC8000
CPU VDD+3.1V
REG
IC2007
CPU PLL2 +2.8V
REG
IC2008
KEY WAKEUP
SWITCH
Q4003
KEY MATRIX
S4000–4002,4004–4007,
4009–4014
SWITCH
Q5001
SWITCH
Q2002
SWITCH
Q5002
X5000
12MHz
8
10
3
LX 2
EN 4
3
SW 1
4
SWITCH
Q2014
VCC+3.3V
NCS2(P20)
LCD CS
LCD A0
LCD RESET
LCD A0
LCD RESET
CPU VDD+3.1V
CPU VDD+3.1V
CE1
CLK
DATA
DATA
CEO
FOUT
FOUT
AIRQ
REAL TIME CLOCK
IC3000
SCK0
SDO0
CS3
CPU32K
SDI0
SCK0
SDO0
SDI0
SDO0
SDI0
CS3
CPU32K
CPU32K
LED G
LED R
LED R
BACKLIGHT
KEY WAKEUP
KEY AD0
KEY AD1
DPC
HOLD
CPU POWER ON
VBUS
UNREG+2.4V
CPU VDD+1.0V
AVDDDAMP
CPU VDD+1V
REG
IC8001
VDD SPAMP
VBUS
CPU VDD+3.1V
CPU PLL2+2.8V
FM VDD+3V
CODEC VDD+3V
VCC+3.3V
D2008
D2011
D2004
D2009
D2003
TH5000
CPU VDD+3.1V
BATT
SYSTEM
CONTROL,
D/A CONVERTER
IC5001 (2/2)
1
5
3
CHARGE CONTROL
IC2005
VIN
CE
LX
2
7
IN1
3 IN1
1 VOUT1
8 VCC
6 IN2
5 IN2
OUT2
4
VOUT
OFF
S8000
DPC
ON
EXA21(P2E)
XFCE2(P06)
XFCE2(P06)
SCK0
SDO0
SDI0
TIOCB1(P1C)
TIOCA1(P1B)
AN0
AN1
AN3
EXTINT2(P23)
EXTINT1(P22)
N13
EXTINT6(P27)
AN7
N5
CHARGE ON
EXCEPT US,CND,LA MODEL
Q2005
Q2001
PO4
M5
CHARGE MEASURE ON
VBUS INT
CPU V
BATT CHARGE LEVEL
PO5
D5
AN6
FK CLK
XOUT1
XIN1
PO0
R3
BATT LEVEL MEASURE
TCLKB(P18)
VCC+3.3V
VBUS
CPU VDD+3.1V
BATT
C5
BATT LEVEL
AN4
T5 FM POWER ON
PO3
R6
AUDIO POWER ON
PO2
NCS3(P10)
XIN32K
RXD2(P2D)
EXTINT3(P24)
S8001
HOLD
OFF
ON
T2
TCLKA (P17)
A4
AN5
BATT
BATT
MAIN
SECTION
A
VOUT
UX71F/UX81F/UX91F
6
CODEC VDD+3V
REG
IC2012
7
2
USB DETECT
IC2002
VOUT
VIN
4
VCONT
4
2
CONSUMPION
VOLTAGE
DETECTOR
IC2001
OUT
VIN
VDD SPAMP
SWITCH
Q2015
VOLTAGE
DETECT
Q2007
(2/2)
VOLTAGE
DETECT
Q2007
(1/2)
Q2003
Q5004
Q2017
BATTERY
CHARGE AMP
IC2013
Q2009
Q2013
Q2019
Q2018
CHARGE
DETECT
Q5005
FM VDD+3V
SWITCH
Q2016
EXCEPT
LA MODEL
LA MODEL
• Abbreviation
CND : Canadian model
LA : Latin American model
CND : Canadian model
LA : Latin American model
(Page 11)
Ver. 1.1
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