Sony D-EJ1000 - Portable Cd Player, Руководство по обслуживанию

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17
D-EJ1000
5-8. IC PIN FUNCTION DESCRIPTIONS
• IC403 TB2130F (COIL DRIVER, MOTOR DRIVER, POWER CONTROL)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I/O
—
O
I
—
O
I
I
I
O
—
I
I
I
I
I
O
I
I
I
I
I
I
—
O
—
O
—
O
—
O
—
O
—
O
—
O
—
O
—
I
I
O
I
I
I
O
O
I
O
—
Pin Name
VREF
RF41
PAPC
VINDET
RF4
INM4
APCREF
L5
VG
GND
SYNC
WAKE
CLOCK
DATA
LATCH
RSTB
FI2
RI2
FI3
RI3
FI4
RI4
VD4
RO4
MGND4
FO4
VD34
RO3
MGND3
FO3
VD23
RO2
MGND2
FO2
VD12
RO1
MGND1
FO1
VD1
FI1
RI1
CHGSW
RS1
INP1
INM1
RF1
VOUT1
DCIN
VDRAM
VCPU
Description
Reference voltage terminal
Output of the operational amplifier 1 (Power supply 4 APC)
Non-inverting input of the operational amplifier 1 (Power supply 4 APC)
VIN detect terminal Not used (open)
Output of the operational amplifier 2 (Power supply 4 APC)
Inverting input of the operational amplifier 2 (Power supply 4 APC)
Control voltage input (Power supply 4 APC)
Coil connection terminal for VG supply
VG supply terminal (VG=VIN+5V)
Ground
Synchronous clock input (176kHz)
WAKE UP signal input
Serial control clock input (530kHz)
Serial control data input
Serial control data latch signal input
Reset signal output
Forward signal input (the driver 2)
Reverse signal input (the driver 2)
Forward signal input (the driver 3) Not used (connected to ground)
Reverse signal input (the driver 3) Not used (connected to ground)
Forward signal input (the driver 4)
Reverse signal input (the driver 4)
Power supply (the driver 4)
Reverse signal output (the driver 4)
Ground (the driver 4)
Forward signal output (the driver 4)
Power supply (the driver 3 and 4)
Reverse signal output (the driver 3) Not used (open)
Ground (the driver 3)
Forward signal output (the driver 3) Not used (open)
Power supply (the driver 2 and 3)
Reverse signal output (the driver 2)
Ground (the driver 2)
Forward signal output (the driver 2)
Power supply (the driver 1 and 2)
Reverse signal output (the driver 1)
Ground (the driver 1)
Forward signal output (the driver 1)
Power supply (the driver 1)
Forward signal input (the driver 1)
Reverse signal input (the driver 1)
Transistor drive terminal for charging the rechargeable battery
Charge current detection terminal (Non-inverting input 2 of the error amplifier)
Non-inverting input 1 of the error amplifier (Charging circuit for the rechargeable battery) Not used (open)
Inverting input of the error amplifier (Charging circuit for the rechargeable battery)
Signal output of the error amplifier (Charging circuit for the rechargeable battery)
Transistor drive terminal for VIN power supply circuit Not used (open)
DC IN (AC adaptor) detect signal input
VDRAM output terminal (for DRAM)(= 2.0V standard)
VCPU input (= 2.0V standard)