Read Sony HT-SF2000 / HT-SS2000 / STR-KS2000 Service Manual online
STR-KS2000
54
MAIN BOARD IC1018 MB91353APMT-G-111E1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
SOFT_MUTE
O
Soft muting on/off control signal output to the stream processor "L": muting on
2
SHIFT
O
Shift clock signal output to the stream processor
3
DCAC ON/OFF
O
Mic power on/off control signal output to the mic amplifi er "H": power on
4
POWER_RESET
O
Reset signal output to the digital power amplifi er "L": reset
5 to 7
LAT1 to LAT3
O
Serial data latch pulse signal output to the stream processor
8, 9
NO USE
-
Not used
10
BD3842_CLK
O
Serial data transfer clock signal output to the analog audio input selector
11
BD3842_DA
O
Serial data output to the analog audio input selector
12
POWER SD
I
Shut down signal input from the digital power amplifi er "L": shut down
13
SCDT
O
Serial data output to the stream processor
14
INT
O
Reset signal output to the stream processor "L": reset
15
V_ENCODER(A)_
DOWN
I
Jog dial pulse input from the rotary encoder (for MASTER VOLUME) (B phase input)
16
V_ENCODER(B)_UP
I
Jog dial pulse input from the rotary encoder (for MASTER VOLUME) (A phase input)
17
OVF
I
Over fl ow detection signal input from the stream processor "L": over fl ow
18
VSS
-
Ground terminal
19
VCC
-
Power supply terminal (+3.3V)
20
OVFW
I
Over fl ow detection signal input from the stream processor "L": over fl ow
21
NO USE
-
Not used
22
HDMI SELECT
O
Source selection signal output terminal
23
NO USE
-
Not used
24
DC_DET
I
DC shut down signal input terminal "L": shut down
25
NO USE
-
Not used
26
TUN_LAT
O
Latch control signal output to the tuner (FM/AM)
27
TUN_DO
I
PLL serial data input from the tuner (FM/AM)
28
NO USE
-
Not used
29
CEC OUT
O
CEC serial data output to the HDMI OUT connector
30
HDMI_ERR
I
Error mute signal input from the HDMI section
31
TUNER LED
O
LED drive signal output of the TUNER indicator "H": LED on Not used
32
TV LED
O
LED drive signal output of the TV indicator "H": LED on Not used
33
SACD LED
O
LED drive signal output of the SA-CD/CD indicator "H": LED on Not used
34
HDMI REG CTL
O
Power on/off control signal output terminal for the HDMI section "H": power on
35
TC74HC135_B
O
Data selection signal output terminal
36
TC74HC135_A
O
Data selection signal output terminal
37
DIR XSTATE
I
Source clock selection monitor input from the digital audio interface receiver
38
DIR_XMODE (RESET)
O
System reset signal output to the digital audio interface receiver "L": reset
39
DIR_CK_SEL
O
Output clock selection signal output to the digital audio interface receiver
40
VSS
-
Ground terminal
41, 42
NO USE
-
Not used
43
VSS
-
Ground terminal
44
VCC
-
Power supply terminal (+3.3V)
45
DIR_CLK
O
Serial data transfer clock signal output to the digital audio interface receiver
46
DIR_CE(LAT)
O
Chip enable signal output to the digital audio interface receiver
47
DIR D1
O
Serial data output to the digital audio interface receiver
48
DIR D0
I
Serial data input from the digital audio interface receiver
49
DIR ERROR
I
PLL lock error signal and data error fl ag input from the digital audio interface receiver
50
FSRATE
I
Serial data input terminal
51
NMIX
I
Non Maskable Interrupt signal input terminal
52
MD2
I
CPU operation mode setting signal input terminal "H": fl ash programming
53, 54
MD1, MD0
I
CPU operation mode setting signal input terminal "L": fl ash programming Not used
55
INIT
I
Reset signal input terminal
56
VCC
-
Power supply terminal (+3.3V)
57
12.5MHz
O
Main system clock output terminal (12.5 MHz)
58
12.5MHz
I
Main system clock input terminal (12.5 MHz)
59
VSS
-
Ground terminal
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