Sony STR-KS2000 Service Manual page 54

STR-KS2000
QQ
3 7 63 1515 0
MAIN BOARD IC1018 MB91353APMT-G-111E1 (SYSTEM CONTROLLER)
Pin No. Pin Name
1 SOFT_MUTE
2 SHIFT
3 DCAC ON/OFF
4 POWER_RESET
5 to 7 LAT1 to LAT3
8, 9 NO USE
10 BD3842_CLK
11 BD3842_DA
12 POWER SD
13 SCDT
14 INT
V_ENCODER(A)_
15
DOWN
16 V_ENCODER(B)_UP
17 OVF
18 VSS
19 VCC
20 OVFW
21 NO USE
22 HDMI SELECT
23 NO USE
24 DC_DET
25 NO USE
26 TUN_LAT
27 TUN_DO
TE
L 13942296513
28 NO USE
29 CEC OUT
30 HDMI_ERR
31 TUNER LED
32 TV LED
33 SACD LED
34 HDMI REG CTL
35 TC74HC135_B
36 TC74HC135_A
37 DIR XSTATE
DIR_XMODE (RESET)
38
39 DIR_CK_SEL
40 VSS
41, 42 NO USE
43 VSS
44 VCC
45 DIR_CLK
46 DIR_CE(LAT)
47 DIR D1
48 DIR D0
49 DIR ERROR
50 FSRATE
51 NMIX
52 MD2
www
53, 54 MD1, MD0
55 INIT
56 VCC
.
57 12.5MHz
58 12.5MHz
59 VSS
54
http://www.xiaoyu163.com
I/O
O Soft muting on/off control signal output to the stream processor
O Shift clock signal output to the stream processor
O Mic power on/off control signal output to the mic amplifi er
O Reset signal output to the digital power amplifi er
O Serial data latch pulse signal output to the stream processor
- Not used
O Serial data transfer clock signal output to the analog audio input selector
O Serial data output to the analog audio input selector
I Shut down signal input from the digital power amplifi er
O Serial data output to the stream processor
O Reset signal output to the stream processor
I Jog dial pulse input from the rotary encoder (for MASTER VOLUME) (B phase input)
Jog dial pulse input from the rotary encoder (for MASTER VOLUME) (A phase input)
I
I Over fl ow detection signal input from the stream processor
- Ground terminal
- Power supply terminal (+3.3V)
I Over fl ow detection signal input from the stream processor
- Not used
O Source selection signal output terminal
- Not used
I DC shut down signal input terminal
- Not used
O Latch control signal output to the tuner (FM/AM)
I PLL serial data input from the tuner (FM/AM)
- Not used
O CEC serial data output to the HDMI OUT connector
I Error mute signal input from the HDMI section
O LED drive signal output of the TUNER indicator
O LED drive signal output of the TV indicator "H": LED on
O LED drive signal output of the SA-CD/CD indicator "H": LED on
O Power on/off control signal output terminal for the HDMI section
O Data selection signal output terminal
O Data selection signal output terminal
I Source clock selection monitor input from the digital audio interface receiver
O System reset signal output to the digital audio interface receiver
O Output clock selection signal output to the digital audio interface receiver
- Ground terminal
- Not used
- Ground terminal
- Power supply terminal (+3.3V)
O Serial data transfer clock signal output to the digital audio interface receiver
O Chip enable signal output to the digital audio interface receiver
O Serial data output to the digital audio interface receiver
I Serial data input from the digital audio interface receiver
I PLL lock error signal and data error fl ag input from the digital audio interface receiver
I Serial data input terminal
I Non Maskable Interrupt signal input terminal
I CPU operation mode setting signal input terminal
CPU operation mode setting signal input terminal
I
I Reset signal input terminal
x ao u163
y
- Power supply terminal (+3.3V)
i
O Main system clock output terminal (12.5 MHz)
I Main system clock input terminal (12.5 MHz)
- Ground terminal
http://www.xiaoyu163.com
2 9
8
Description
"L": reset
"L": shut down
"L": reset
"L": shut down
Q Q
3 6 7 1 3 1 5
"H": LED on
"H": fl ash programming
"L": fl ash programming
co
.
9 4 2 8
"L": muting on
"H": power on
"L": over fl ow
"L": over fl ow
0 5 8 2 9 9 4 2 8
Not used
Not used
Not used
"H": power on
"L": reset
m
Not used
9 9
9 9