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Explanation Of Ic Terminals - Sony D-FJ61 Service Manual

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5-5. EXPLANATION OF IC TERMINALS

IC801 (SYSTEM CONTROLLER) TMP88CM22F-TUMP1
Pin No.
Pin Name
1
2
3
4
AGCPWM
5
CDON O
6
SWEN2 O
7
8
VCC2 ON
9
10
11
12
13
SLPOUT O
14
AD CDTEST
15
AD CHGMNT
16
AD RM KEY
17
AD BATMNT
18
AD CDKEY
19
AD RM INT
20
AD DCINMNT
TE
L 13942296513
21
WP OPEN
22
23
24
25
26
GRSCOR
27
28
29
XCDRESETTU
30
31
32
33
RESERVED
34
35
36
G SHOCK
37
www
38
39
.
40
BATT DET I
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I/O
VSS
—
Ground terminal.
PWRSW
O
Headphone IC power switch.
FOKI
I
Focus OK signal input from the digital servo processor (IC601). "L": NG, "H": OK
O
AGC control pulse signal output terminal.
O
CD mode on.
O
Tuner power block on. (Supply vin)
AMUTE
O
Analog audio muting ON/OFF control signal output terminal. "H": muting ON
O
VCC2 voltage control signal output terminal.
XRST O
O
Reset signal output to IC601.
SCK O
O
Serial data transfer clock signal output to IC601.
SDTI I
I
Serial data input from the IC601.
SDTO O
O
Serial data output to IC601.
O
WAKE-UP control signal output terminal (for system standby reset).
I
Plug-in detection signal input terminal of LINE OUT/OPTICAL OUT.
I
Battery charge voltage detection input from the power control (IC401).
I
Volume key input terminal.
I
Battery voltage detection signal input terminal
I
Key input terminal.
I
Key input from the headphone with remote commander (A/D input).
DC input voltage detection input terminal (A/D input) and DC input jack use/no use
I
detection input terminal.
CD door open/close detection switch (S801) input terminal.The stop status is reset with the falling
I
edge of input signal.
VREFL
I
Reference voltage input terminal (0V) for A/D converter.
VREFH
I
Reference voltage input terminal (+2V) for A/D converter.
VDD
—
Power supply terminal (+2V).
SCOR
I
Sub-code sync (S0+S1) detection signal input from the IC601.
I
GRSCOR signal input from the IC601.
TUON
I
FG pulse signal input.
BEEP
O
Beep sound output to the headphone amplifier (IC302).
O
DTS pull up 200K.
TUSCK
O
Communication clock output to the communication format converter (IC802).
Communication data bus input of headphone with remote commander from the
TUSDI
I
communication format converter (IC802).
Communication data bus output of headphone with remote commander to the
TUSDO
O
communication format converter (IC802).
Read/write control signal output of headphone with remote commander to the
O
communication format converter (IC802). "L": read mode, "H": write mode
Serial data latch pulse signal output of headphone with remote commander to the
ACK CD
O
communication format converter (IC802).
TUON
I
WFCK signal input from the IC601.
I
G PROTECTION switch input.
XL101
I
Not used (Fixed at "H").
AVLS (Automatic Volume Limiter System) switch (S803) input terminal.
AVLS
I
"L": normal mode, "H": limit mode
x
ao
y
HOLD
I
HOLD switch (S803) input terminal. "L": hold ON, "H": hold OFF
i
I
External battery detection signal input terminal.
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8
"L": reset
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3
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Description
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0 5
8
2 9
9 4
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9 9
2 8
9 9
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