5-6. Ic Pin Function Description - Sony D-E880 Service Manual
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Also See for D-E880:
- Operating instructions manual (28 pages) ,
- Service manual (19 pages) ,
- Service manual (23 pages)
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5-6. IC PIN FUNCTION DESCRIPTION
• IC801 (SYSTEM CONTROLLER)
TMP88CM22F-1A28 (EXCEPT US: TYPE A), TMP88CM22F-1A35 (EXCEPT US: TYPE B), TMP88CM22F-1A42 (US)
Pin No.
Pin Name
1
VSS
2
IRRMC
3
FOKI
4
AGCCON
5
XLEDDISP
VCC
6
SWITCHING
7
AMUTE
8
VCC2 ON
9
XRST
10
SCK
11
SDTI
12
SDTO
13
SLPOUT
14
SEL
15
CHGMNT1
16
VCDKEY
17
BATMNT
18
KEY
19
RMKEY
20
DCINMNT
21
OPEN
22
VREFL
23
VREFH
24
VDD
25
SCOR
26
GRSCOR
27
FG
28
BEEP
29
NC
30
RMSCK
31
RMDATI
32
RMDATO
33
RMRW
34
RMLAT
35
WFCKI
36
COMPON I
37
XNTSC
38
AVLS
I/O
—
Ground terminal
I
Not used (Fixed at "L")
I
Focus OK signal input from the digital servo processor (IC601) "L": NG, "H": OK
O
AGC control pulse signal output terminal
O
CHG/HOLD LED control signal output terminal Not used (open)
O
Control signal output terminal for the switching power supply circuit
O
Analog audio muting ON/OFF control signal output terminal "H": muting ON
O
VCC2 voltage control signal output terminal
O
Reset signal output to the CXD3027R (IC601) "L": reset
O
Serial data transfer clock signal output to the CXD3027R (IC601)
I
Serial data input from the CXD3027R (IC601)
O
Serial data output to the CXD3027R (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
Key input from the S809, S810 (VOLUME +/–) and switch unit (A/D input)
I
Battery voltage detection signal input terminal
I
Key input from the switch unit (A/D input)
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 detection
I
input terminal
CD door open/close detection switch (S801) input terminal
I
The stop status is reset with the falling edge of input signal
I
Reference voltage input terminal (0V) for A/D converter
I
Reference voltage input terminal (+2V) for A/D converter
—
Power supply terminal (+2V)
I
Sub-code sync (S0+S1) detection signal input from the CXD3027R (IC601)
I
Communication clock signal input from the CXD3027R (IC601)
I
FG pulse signal input from the spindle motor driver (IC402)
O
Beep sound output to the headphone amplifier (IC351)
—
Not used (Fixed at "H")
O
Communication clock output to the communication format converter (IC802)
Communication data bus input of headphone with remote commander from the communication
I
format converter (IC802)
Communication data bus output of headphone with remote commander to the communication
O
format converter (IC802)
Read/write control signal output of headphone with remote commander to the communication
O
format converter (IC802)
Serial data latch pulse signal output of headphone with remote commander to the communication
O
format converter (IC802)
I
Demodulation signal input from the CXD3027R (IC601)
I
Not used (open) (Only US model: pull up)
I
Not used (Fixed at "H")
AVLS (Automatic Volume Limiter System) switch (S803) input terminal
I
"L": normal mode, "H": limit mode
– 27 –
Description
"L": read mode, "H": write mode
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