Ic Block Diagram - Sony STR-KSL5 Service Manual

STR-KSL5

3-15. IC Block Diagram

– DIGITAL Board –
IC1101 LC89056W-E
36 35
CE 37
CL 38
MICROCOMPUTER
INTERFACE
XSEL 39
MODE0 40
MODE
MODE1 41 SELECT
DGND 42
DVDD 43
DOSEL0 44
DOSEL1 45
CKSEL0 46
CKSEL1 47
SYSTEM
XMODE 48
RESET
1 2 3
IC1501 AK4527
44 43 42 41 40 39 38 37 36 35 34
SDOS 1
I2C 2
SMUTE 3
BICK 4
LRCK 5
SDTI1 6
SDTI2 7
SDTI3 8
SDTO 9
FORMAT
DAUX 10
CONVERTER
DFS 11
12 13 14 15 16 17 18 19 20 21 22
34 33 32 31 30 29 28 27 26 25
24 AUDIO
C BIT PA/PB
DETECT DETECT 23 EMPHA
SAMPLING
FREQUENCY
22 XIN
LOCK CLOCK 21 XOUT
DETECT
20 XMCK
19 DVDD
18 DGND
17 XSTATE
16 DATAO
15 LRCK
DATA
14 BCK
TIMING
DEMODULATOR
13 CKOUT
PLL
INPUT
CIRCUIT
4 5 6 7 8 9 10 11 12
33 DZF2
32 RIN+
31 RIN–
INPUT
CIRCUIT 30 LIN+
29 LIN–
28 ROUT1
27 LOUT1
26 ROUT2
AUDIO OUTPUT
INTERFACE CIRCUIT 25 LOUT2
24 ROUT3
23 LOUT3
– DISPLAY Board –
IC152 µPD16315GB-3BS
KEY2 11
KEY1 10
OSC
OSC
R
STB 9
CLK 8
SERIAL
INTERFACE
DIN 7
DOUT 6
DSC 5
VIDEO LED 4
DVD LED 3
4-bit
LATCH
TV LED 2
AUX LED 1
22 22
– VIDEO Board –
IC201 NJM2279D
14 13 12 11 10 9 8
AMP
AMP
1 2 3 4 5 6 7
KEY DATA MEMORY
(2 x 16 bits)
TIMING GENERATOR
KEY SCAN
DISPLAY MEMORY
24 bits x 12 words
DIMMING
COMMAND DECODER
CIRCUIT
MULTIPLEXED
GRID DIRVER
DRIVER
23 SEG10
24 SEG11
25 SEG12
26 SEG13
27 SEG14
28 SEG15
29 SEG16
30 VEE
31 GRID12
32 GRID11
33 GRID10