Sony ICD-BP220 Service Manual ▷ View online
21
ICD-BP220
3-15. IC PIN FUNCTION DESCRIPTION
• IC712 MB90523APFF-G-122-BND (SYSTEM CONTROL) (MAIN BOARD)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 to 32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59 to 62
63
64 to 72
73
74
75 to 81
82 to 85
I/O
O
O
O
O
I
O
O
—
O
O
O
O
O
I
O
O
O
—
—
I
O
O
—
—
O
O
—
—
—
—
I
I
I
I
I
I
I
O
—
O
O
I
O
O
—
O
O
I
O
—
Description
Real time clock chip enable signal output
Beep signal output
Flash memory read enable signal output
Flash memory write enable signal output
Flash memory R/B signal input
DSP power output
ADA codec system clock output
Power terminal
DSP system clock output
Zephyr reset signal output
DSP I/F ackowledge signal output
DSP I/F enable signal output
DSP I/F command/data output
DSP I/F serial data input
DSP I/F serial data output
DSP I/F serial clock output
LCD segment signal output
Ground terminal
C (connected to power terminal)
Zephyr/RTC I/F serial data input
Zephyr/RTC I/F serial data output
Zephyr/RTC I/F serial clock output
Digital power terminal
Digital ground terminal
Zephyr I/F acknowledge signal output
Serial-to-parallel converter IC I/F chip enable signal output
Analog power terminal
A/D reference voltage H (connected to VCC)
A/D reference voltage L (connected to ground terminal)
Analog ground terminal
Battery level detection A/D input
KEY A/D input 0
KEY A/D input 1
Speed SW A/D input 0
VOR SW input (LOW : VOR SW ON)
Headphones jack ON/OFF input
Flash memory selection A/D input
KEY pull-up signal output
Power terminal
Flash memory address latch enable signal output (AND : OE)
Flash memory command enable signal output (AND : CDE)
VOR signal input
DSP reset signal output
LCD common signal output
Ground terminal
LCD segment signal output
Sub clock oscillator terminal (not used)
Sub clock oscillator input terminal (32.768kHz)
LCD segment signal output
LCD drive reference voltage terminal
Pin Name
RTC CE
BEEP
XFLMRE
XFLMWE
FLMRB
DSPPWR
ADASYSCK
VCC
DSPSYSCK
XZRST
DSPACK
XDIFEN
DCOMDT
SIN1
SOT1
SCK1
SEG00-15
VSS
C
SIN2
SOT2
SCK2
DVCC
DVSS
ZIFACK
SIPCS
AVCC
AVRH
AVRL
AVSS
BATT
KEYIN0
KEYIN1
SPEED
XVORSW
HPJACK
FLMSEL
KEYPUP
VCC
FLMALE
FLMCLE
XVORIN
XDSPRST
COM0-3
VSS
SEG16-24
SUBXTAL
SUBXTAL
SEG25-31
V0-3
22
ICD-BP220
Pin No.
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103 to 118
119
120
Pin Name
XHSTBY
MD2
MD1
MD0
XRESET
VSS
XTALIN
XTAL
VCC
WAKE UP
DSPIFREQ
ZIFREQ
RTCINTR
VBUSOFF
HOLD SW
XFLMCE0
XFLMRSTXFLMCE1
FLMIO00-15
VSS
XFLMWP
I/O
I
I
I
I
I
—
I
O
—
I
I
I
I
I
I
O
O
I/O
—
O
Description
Hardware standby signal input
Operation mode input terminal 2
Operation mode input terminal 1 (connected to VCC)
Operation mode input terminal 0
Reset input terminal
Ground terminal
Main oscillator input terminal (4.096MHz)
Main oscillator terminal
Power terminal
Wake-up signal input
DSP VOICE I/F request input
USB uCOM (zephyr) I/F request input
Real time clock interrupt request input
USB Vbus ON/OFF detection input (H : HOLD)
Hold SW input (HIGH : HOLD)
Flash memory chip enable-0 signal output
Flash memory reset signal/chip enable-1 signal output
Flash memory data bus
Ground terminal
Flash memory write protect signal output
SECTION 4
EXPLODED VIEWS
NOTE:
•
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Hardware (# mark) list and accessories and
packing materials are given in the last of this
parts list.
packing materials are given in the last of this
parts list.
23
ICD-BP220
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
4-1. UPPER LID ASSY SECTION
1
3-224-510-01 KNOB (JOG)
2
3-224-507-01 KNOB (HOLD)
3
3-334-565-01 SCREW (B1.7X10), TAPPING
4
3-224-508-01 CAP (PC)
5
4-218-503-11 KNOB (DOLBY)
6
3-318-203-81 SCREW (B1.7X7), TAPPING
7
X-3381-408-1 CASE ASSY
8
3-224-509-01 LID, BATTERY CASE
9
4-973-264-01 SCREW (1.7X2.5)
11
A-3174-188-A SUB BLOCK ASSY, UPPER LID
12
3-224-512-01 CUSHION, MICROPHONE
13
3-375-114-31 SCREW
14
3-226-206-01 HOLDER (CLIP)
15
3-349-859-41 WASHER
16
4-217-864-01 SHAFT (CLIP)
17
4-217-037-01 SPRING (CLIP)
18
4-217-036-01 CLIP
19
3-224-511-01 SPRING (JOG)
20
3-224-502-01 WINDOW (LED)
21
3-224-506-01 BUTTON (BASE)
22
3-226-160-01 BUTTON (REC)
23
3-226-161-01 BUTTON (PAUSE)
24
3-046-359-01 CUSHION (BATT LID)
25
3-229-219-01 SHEET (MICROPHONE)
28
3-228-975-01 SHEET (PAUSE), ADHESIVE
SP101
1-529-901-11 SPEAKER (32MM)
MIC101 1-476-484-11 MICROPHONE UNIT, ELECTRET CAP
1
23
28
21
22
20
19
18
14
25
15
16
17
15
13
11
12
2
3
4
5
7
9
8
24
6
MIC101
not
supplied
SP101
24
ICD-BP220
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
4-2. MAIN BOARD SECTION
* 51
A-3347-064-A PC BOARD, COMPLETE
52
3-224-518-01 GUIDE (PC)
* 53
A-3323-659-A MAIN BOARD, COMPLETE
54
1-694-773-21 CONDUCTIVE BOARD, CONNECTION
55
3-224-514-01 TERMINAL (-), BATTERY
* 56
A-3347-068-A F-SW BOARD, COMPLETE
57
4-217-040-01 CAP (TERMINAL)
58
3-224-513-01 TERMINAL (+), BATTERY
59
3-224-517-01 CUSHION (GM)
60
3-224-516-01 HOLDER (LCD)
61
1-804-254-12 DISPLAY PANEL, LIQUID CRYSTAL
62
3-224-515-01 PLATE, LIGHT GUIDE
63
3-229-218-01 SHEET (SD-S)
64
3-229-673-01 SHEET (LCD-Z)
65
3-229-648-01 SHEET (LH)
66
3-229-647-01 SHEET (JACK), ADHESIVE
67
3-229-100-01 SHEET (SW), ADHESIVE
* 68
1-680-352-12 P-SW BOARD
69
3-229-218-11 SHEET (SD-S)
70
3-229-217-01 SPACER (LCD)
71
3-229-102-01 CUSHION (SW-B)
72
3-225-680-01 SHEET (PLAY)
73
3-229-101-01 CUSHION (SW-A)
52
53
55
56
63
58
57
54
59
60
61
62
51
64
65
67
70
69
66
68
71
72
73
not
supplied
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