Sony ICD-B600 (serv.man2) Service Manual ▷ View online
ICD-B600
ICD-B600
13
13
NAND04GW3B2DN6F
LNJ326W830S0
LNJ826W830S0
UNR31A4G0LS0
MN101C74FSL
R709
R710
S701
TP704
TP703
TP702
C711
C712
C731
C732
S706
S707
S708
S709
S702
S703
S704
S705
R749
R750
R751
R752
R745
R746
R747
R748
R733
R721
R720
C702
R706
R707
R714
W7001
W7002
W7003
W7003
W7004
W7005
W7005
W7006
R523
C701
X702
C708
C707
C707
C743
C716
C715
R703
R702
CN701
TP701
R701
Q702
D701
LCD701
R736
R734
X701
IC702
R727
R726
R728
R711
R712
R713
R713
R754
IC701
D702
Q703
IC703
4-4. SCHEMATIC DIAGRAM – MAIN Section (2/2) –
• See page 10 for waveforms. • See page 14 for IC Pin Function Description of IC703.
(Page 12)
ICD-B600
ICD-B600
14
14
• IC Pin Function Description
IC703 MN101C74FSL (MEMORY CONTROL, SYSTEM CONTROL) (MAIN BOARD (2/2))
IC703 MN101C74FSL (MEMORY CONTROL, SYSTEM CONTROL) (MAIN BOARD (2/2))
Pin No.
Pin Name
I/O
Description
1 to 4
COM0 to 3
O
LCD common signal output 0 to 3
5 to 7
VLC3 to 1
I
LCD reference power supply input
8
C2
I
Connect to VLC1 (pin 7).
9
XFLMPWR
O
Not used. (Open)
10
XREDLED
O
Red LED on/off signal output
11
XGRNLED
O
Green LED on/off signal output
12
XHPMUTE
O
Headphone MUTING signal output “L”: MUTING
13
AMPPWR
O
Power amplifi er power control signal output “H”: ON, “L”: OFF
14
NC
O
Not used. (Open)
15
DSPDPWR
O
DSP power control signal output “H”: ON, “L”: OFF
16
VSS
—
Ground
17
OSC1
I
High speed frequency signal input (8 MHz)
18
OSC2
O
High speed frequency signal output (8 MHz)
19
VDD
—
Power supply (+3 V)
20
XI
I
Low speed frequency signal input (32.768 kHz)
21
XO
O
Low speed frequency signal output (32.768 kHz)
22
NMOD
I
Connect to ground.
23
XRESET
I
Reset signal input
24
DMOD
I
Connect to VDD.
25
VREF
I
Reference voltage input for A/D converter
26
BATT
I
Battery level signal input
27, 28
KEYIN0, 1
I
Key signal input
29, 30
NC
O
Not used. (Open)
31
SCK3
O
Not used. (Open)
32
SO3 (VBUS)
O
Not used. (Open)
33
SI3 (D+)
O
Not used. (Open)
34
RTCCS (D–)
O
Not used. (Open)
35
BATTEN (VSS)
O
Battery level sense enable signal output “L”: Enable
36
SHIMUKE (FM SCK)
I
Destination information
37
TX (FM SDAO)
O
Not used. (Open)
38
RX (FM SDAI)
I
Not used. (Open)
39
SCKI (DSP)
O
DSP serial clock signal output
40
SO1 (DSP)
O
DSP serial data signal output
41
SI1 (DSP)
I
DSP serial data signal input
42
XDSPRST
O
DSP reset signal output “L”: Reset
43
DSPIFREQ
O
DSP interface request signal output
44
DSPIFRW
O
DSP interface read/write signal output
45
LMUTE
O
Audio mute signal output
46
DSPCLKOUT
O
DSP system clock signal output
47
BEEP
O
Beep signal output
48
WAKEUP
I
Wake up signal input
49
HOLDSW
I
Hold switch signal input
50
P22OUT (FM SCE)
O
Not used. (Open)
51
XDCINDET
I
Power supply input detect signal input “L”: IN
52
XDSPIFACK
I
DSP acknowledge signal input
53
RESERVED (FM PWR)
O
Not used. (Open)
54
FLMRB
I
Flash memory ready/busy signal input
55
XFLMWP
O
Flash memory write protect signal output
Pin No.
Pin Name
I/O
Description
56
XFLMCSO
O
Flash memory chip select signal output
57
FLMCLE
O
Flash memory common latch enable signal output
58
FLMALE
O
Flash memory address latch enable signal output
59
XFLMWE
O
Flash memory write enable clock signal output
60
XFLMRE
O
Flash memory read enable clock signal output
61 to 68
FLMIO0 to 7
I/O
Flash memory address/data bit 0 to 7 signal input/output
69 to 100
SEG31 to 0
O
LCD segment 31 to 0 signal output
15
ICD-B600
SECTION 5
EXPLODED VIEWS
1
3-254-083-01 SCREW
2
3-254-003-01 SCREW
3
2-634-641-01 BRACKET
(SPEAKER)
4
X-2188-711-1 CASE (FRONT) SUB ASSY (B)
5
3-292-056-01 LENS
(LED)
6
3-292-053-01 BUTTON
(FRONT)
SP101 1-826-927-11 SPEAKER
(2.8cm)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice.
vice.
Some delay should be anticipated when
ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
5-1. CASE (FRONT) SECTION
1
2
3
4
5
6
SP101
16
ICD-B600
51
2-633-874-31 BUTTON
(SIDE)
52
2-633-876-01 TERMINAL (+.–), BATTERY
53
2-633-870-31 KNOB
(HOLD)
54
X-2188-710-1 CASE (REAR) SUB ASSY (B)
55
2-177-065-01 CUSHION
(BATTERY
TERMINAL)
56
2-633-869-51 LID, BATTERY CASE
57
2-633-877-01 TERMINAL (+), BATTERY
58
2-590-020-01 SHEET,
INSULATING
59
2-633-878-02 TERMINAL (–), BATTERY
60
3-251-410-02 SHEET,
INSULATING
61
2-633-873-01 SPACER
(LCD)
62
2-633-872-01 HOLDER
(LCD)
63
A-1483-852-A MAIN BOARD, COMPLETE
64
2-653-251-01 SHEET
65
3-254-003-01 SCREW
66
2-590-076-01 CUSHION
(MIC)
CN701
1-780-296-21 CONDUCTIVE BOARD, CONNECTION
LCD701 1-802-628-11 DISPLAY PANEL, LIQUID CRYSTAL
MIC101 1-542-758-11 MICROPHONE,
MIC101 1-542-758-11 MICROPHONE,
ELECTRET
CONDENSER
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
5-2. CASE (REAR) SECTION
51
MIC101
LCD701
CN701
52
53
54
55
55
58
57
59
63
61
62
64
65
56
not supplied
not supplied
not supplied
66
60
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