Sony HCD-SBT100 Service Manual page 59

– FL Board –
IC5001 PT6315-LQ (B)
LED1 1
LED2 2
LED3 3
4
LED4
OSC
OSC 5
DOUT 6
DIN 7
SERIAL DATA
INTERFACE
CLK 8
STB 9
K1 10
K2 11
– POWER Board –
IC930 STR-Y6766
D/ST 1
DRIVER
OVERCURRENT
PROTECTION/
S/OCP 2
BOTTOM-SKIP
UNDER VOLTAGE
LOCK OUT/
VCC 3
REGULATOR/
CONSTANT CURRENT
GND 4
LATCH
FEEDBACK/
STANDBY
OVERLOAD
FB/OLP 5
PROTECTION
BOTTOM
BD 6
DETECTION
NF 7 OSCILLAOTR
HCD-SBT100/SBT100B/SBT300W/SBT300WB
44 43 42 41 40 39
LED DRIVER
DIMMING
CIRCUIT
KEY MATRIX
MEMORY
TIMING GENERATOR
SEGMENT DRIVER/
DISPLAY MEMORY
KEY SCAN OUTPUT
(24 BITS x 12 WORDS)
CONTROL
12 13 14 15
STARTUP
LOGIC
38 37 36 35 34
4
33 SG19/GR10
32 SG18/GR11
31 SG17/GR12
GRID
DRIVER
30 VEE
29 SG16/KS16
28 SG15/KS15
27 SG14/KS14
24
GRID DRIVER/
26 SG13/KS13
25 SG12/KS12
24 SG11/KS11
23 SG10/KS10
16 17 18 19 20 21 22
59