Sony ICD-B5 Service Manual ▷ View online
ICD-B5
14
14
3-7. IC BLOCK DIAGRAMS
VDD
VDD
OSCIN
OSCOUT
CE
INTR
32KOUT
SCLK
SO
SI
VSS
32 kHz
OUTPUT
CONTROL
COMPARATOR
W
COMPARATOR
D
ADDRESS
REGISTER
I/O
CONTROL
ADDRESS
DECODER
DECODER
SHIFT
REGISTER
INTERRUPT
CONTROL
OSC
DETECT
VOLTAGE
DETECT
ALARM W REGISTER
(WEEK, MIN, HOUR)
ALARM D REGISTER
(MIN, HOUR)
DIV
OSC
DIVIDER
CORRECTION
9
10
8
7
6
2
3
4
5
1
TIMER COUNTER
SEC, MIN, HOUR, WEEK,
DAY, MONTH, YEAR
IC704 RS5C348A-E2
IC103 LM4890MMX
1
BIAS
3
4
2
8
6
5
7
SHUTDOWN
BYPASS
+IN
-IN
VO2
GND
VDD
VO1
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
Common Note on Schematic Diagrams:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
C
: panel designation.
•
A
: B+ Line.
• Power voltage is dc 3V and fed with regulated dc power
supply from battery terminal.
• Voltage and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : PB
(
no mark : PB
(
) : REC
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
E
: PB
a
: REC
Common Note on Printed Wiring Boards:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
Lead layout of conventional IC
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(SIDE B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(SIDE A)
the parts face are indicated.
•
Lead Layouts
• Waveforms
1
IC101
ta
(XOUT)
0.5V/div 0.1µsec/div
4.02MHz
2
IC704
1
(32KOUT)
1.0V/div 10µsec/div
32.768kHz
3
IC704
8
(OSCOUT)
0.5V/div 10µsec/div
4
IC703
ul
(X2)
1.0V/div 0.2µsec/div
32.768kHz
5MHz
1.0Vp-p
2.2Vp-p
1.2Vp-p
3.2Vp-p
15
ICD-B5
SECTION 4
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
4-1. CASE SECTION
Ref. No.
Part No.
Description
Remark
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories are given in the last of this
parts list.
R
R
1
X-3382-067-1 LID ASSY, UPPER (JAPAN)
1
A-3355-874-A LID ASSY, UPPER (CHINESE)
* 2
3-592-350-01 PAPER, VIBRATION PROOF (A) (JAPAN)
3
3-375-114-31 SCREW
4
3-334-565-11 SCREW (B1.7X10), TAPPING
5
3-318-203-82 SCREW (B1.7X7), TAPPING
6
X-3382-066-1 CASE ASSY (JAPAN)
6
A-3355-876-A CASE ASSY (CHINESE)
7
3-224-509-61 LID, BATTERY CASE
8
3-046-359-01 CUSHION (BATTERY LID)
9
4-973-264-01 SCREW (1.7X2.5)
SP101
1-825-127-11 SPEAKER (3.2cm)
4
6
9
1
3
2
7
8
5
not
supplied
SP101
Ver 1.1
• Abbreviation
JAPAN
: Japanese production model.
CHINESE: Chinese production model.
16
ICD-B5
4-2. MAIN BOARD SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
* 51
A-3323-842-A MAIN BOARD, COMPLETE
* 52
1-685-025-11 P-SW BOARD
53
3-224-514-01 TERMINAL (–), BATTERY
* 54
1-685-024-11 F-SW BOARD
55
3-224-513-01 TERMINAL (+), BATTERY
56
4-217-040-11 CAP (TERMINAL)
57
1-694-773-21 CONDUCTIVE BOARD, CONNECTION
58
3-224-515-11 PLATE, LIGHT GUIDE (JAPAN)
58
3-250-351-01 LARGE (LCD), RETAINER (CHINESE)
59
3-224-516-02 HOLDER (LCD)
60
3-224-512-01 CUSHION, MICROPHONE
61
3-229-219-01 SHEET (MICROPHONE) (JAPAN)
62
3-229-648-11 SHEET (LH) (JAPAN)
63
3-250-364-01 SPACER (HOLD)
LCD701 1-804-758-11 DISPLAY PANEL, LIQUID CRYSTAL
MIC101 1-542-488-11 MICROPHONE, ELECTRET CAP (MIC)
MIC101 1-542-488-11 MICROPHONE, ELECTRET CAP (MIC)
Ver 1.1
63
52
51
53
54
55
56
MIC101
LCD701
57
58
59
60
61
62
17
ICD-B5
SECTION 5
ELECTRICAL PARTS LIST
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
NOTE:
• Due to standardization, replacements in
the parts list may be different from the
parts specified in the diagrams or the
components used on the set.
parts specified in the diagrams or the
components used on the set.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• RESISTORS
All resistors are in ohms.
METAL:Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F:nonflammable
METAL:Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F:nonflammable
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• SEMICONDUCTORS
In each case, u : µ, for example:
uA.. : µA..
uA.. : µA..
uPA.. : µPA..
uPB.. : µPB.. uPC.. : µPC.. uPD.. : µPD..
• CAPACITORS
uF : µF
• COILS
uH : µH
When indicating parts by reference
number, please include the board.
number, please include the board.
*
1-685-024-11 F-SW BOARD
***********
< CONNECTOR >
CN501
1-816-623-11 CONNECTOR, BOARD TO BOARD 10P
< RESISTOR >
R742
1-218-961-11 RES-CHIP
4.7K
5%
1/16W
R743
1-218-965-11 RES-CHIP
10K
5%
1/16W
R744
1-218-990-11 SHORT CHIP
0
R745
1-218-957-11 RES-CHIP
2.2K
5%
1/16W
R746
1-218-990-11 SHORT CHIP
0
R747
1-218-957-11 RES-CHIP
2.2K
5%
1/16W
R753
1-218-961-11 RES-CHIP
4.7K
5%
1/16W
< SWITCH >
S704
1-771-844-21 SWITCH, TACTILE (SMD) (MENU)
S705
1-771-844-21 SWITCH, TACTILE (SMD) (FOLDER)
S706
1-771-844-21 SWITCH, TACTILE (SMD) (INDEX)
S707
1-771-844-21 SWITCH, TACTILE (SMD) (DISPLAY)
S708
1-771-844-21 SWITCH, TACTILE (SMD) (STOP)
S709
1-771-844-21 SWITCH, TACTILE (SMD) (ERASE)
S715
1-771-844-21 SWITCH, TACTILE (SMD) (MIC SENS)
*************************************************************
*
A-3323-842-A MAIN BOARD, COMPLETE
*********************
1-694-773-21 CONDUCTIVE BOARD, CONNECTION
3-224-515-11 PLATE, LIGHT GUIDE
3-224-516-02 HOLDER (LCD)
3-229-648-11 SHEET (LH) (JAPAN)
3-250-352-01 LARGE (LCD), RETAINER (CHINESE)
3-224-515-11 PLATE, LIGHT GUIDE
3-224-516-02 HOLDER (LCD)
3-229-648-11 SHEET (LH) (JAPAN)
3-250-352-01 LARGE (LCD), RETAINER (CHINESE)
< CAPACITOR >
C101
1-164-943-11 CERAMIC CHIP
0.01uF
10%
16V
C103
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C104
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C105
1-119-923-81 CERAMIC CHIP
0.047uF
10%
10V
C106
1-119-923-81 CERAMIC CHIP
0.047uF
10%
10V
C107
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C109
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C110
1-164-943-11 CERAMIC CHIP
0.01uF
10%
16V
C114
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C115
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C116
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C119
1-119-750-11 TANTAL. CHIP
22uF
20%
6.3V
C120
1-164-937-11 CERAMIC CHIP
0.001uF
10%
50V
C121
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C123
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C124
1-117-863-11 CERAMIC CHIP
0.47uF
10%
6.3V
C125
1-125-837-11 CERAMIC CHIP
1uF
10%
6.3V
C126
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C127
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C128
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C129
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C131
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C132
1-164-931-11 CERAMIC CHIP
100PF
5%
50V
C502
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C504
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C505
1-117-368-11 TANTAL. CHIP
150uF
20%
10V
C507
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C508
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C509
1-117-368-11 TANTAL. CHIP
150uF
20%
10V
C510
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C701
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C702
1-110-569-11 TANTAL. CHIP
47uF
20%
6.3V
C703
1-119-750-11 TANTAL. CHIP
22uF
20%
6.3V
C704
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C705
1-164-862-11 CERAMIC CHIP
33PF
5%
50V
C706
1-164-862-11 CERAMIC CHIP
33PF
5%
50V
C707
1-128-964-11 TANTAL. CHIP
100uF
20%
6.3V
C708
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C711
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C712
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C714
1-117-919-11 TANTAL. CHIP
10uF
20%
6.3V
C715
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C728
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
C730
1-125-777-11 CERAMIC CHIP
0.1uF
10%
10V
< CONNECTOR >
CN701
1-816-624-21 CONNECTOR, BOARD TO BOARD (PLUG) 10P
< DIODE >
D501
8-719-066-16 DIODE RB491D-T146
D701
8-719-073-33 LED CL-165HR/YG-D-T (OPR)
D702
8-719-016-74 DIODE 1SS352
F-SW
MAIN
• Abbreviation
CND
: Canadian model.
JE
: Tourist model.
JAPAN
: Japanese production model.
CHINESE: Chinese production model.
Ver 1.1
Click on the first or last page to see other ICD-B5 service manuals if exist.