Sony HBD-E780W Service Manual page 76

HBD-E780W/E980W/E985W
– FL Board –
IC01 MM3404A50URE
CE 1 BIAS
VOLTAGE
REFERENCE
GND 2
IC02 PT6315
LED1 1
LED2 2
3
LED3
LED4 4
OSC 5 OSC
DOUT 6
DIN 7
SERIAL
INTERFACE
CLK 8
STB 9
KEY1 10
KEY2 11
– WS Board –
IC11 AK4127VF-E2
FILT 1
AVSS 2
PDN 3
SMUTE 4
DITHER 5
PLL2 6
ILRCK 7
SERIAL
AUDIO
IBICK 8
I/F
SDTI 9
IDIF0 10
IDIF1 11
IDIF2 12
PLL
PLL0 13
PLL1 14
UNLOCK 15
72
–
+
CURRENT
LIMIT
44 43
4-BIT LATCH
12-BIT SHIFT
REGISTER
KEY DATA MEMORY
(2 x 16 BITS)
TIMING GENERATOR
KEY SCAN
DISPLAY MEMORY 24-BIT OUTPUT
24 BITS x 12 WORDS LATCH
COMMAND DIMMING
DECODER CIRCUIT
12 13
SERIAL
SAMPLE
AUDIO
RATE
I/F
CONVERTER
4 VDD
3 VOUT
42 41 40 39 38 37
12 4
GRID
DRIVER
8
8
DATA MULTIPLEXED
SELECTOR DRIVER
8
24 16
SEGMENT
DRIVER
14 15 16 17 18 19
30 AVDD
29 DVSS
28 DVDD
27 OMCLK
26 OLRCK
25 OBICK
24 SDTO
23 ODIF1
22 ODIF0
21 CMODE2
20 CMODE1
19 CMODE0
18 IMCLK
17 OBIT1
16 OBIT0
36 35 34
4
33 SEG19/GRID10
32 SEG18/GRID11
31 SEG17/GRID12
8
30 VEE
29 SEG16/KS16
28 SEG15/KS15
27 SEG14/KS14
16
26 SEG13/KS13
25 SEG12/KS12
24 SEG11/KS11
23 SEG10/KS10
20 21 22