Sony HCD-GTR88 - IC Block Diagrams; DMB19 Board ICs

HCD-GTR88
44
• IC Block Diagrams
IC111 MM1661JHBE (DMB19 Board (1/3))
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
41 2 3
CN
VOUT
NC
GND
REFERENCE
BIAS
CURRENT
LIMITTER
DRIVER
THERMAL
SHUTDOWN
8
VIN
7
NC
6
NC
5
CONT
IC107 TK11133CSCL-G (DMB19 Board (1/3))
34
35
36
37
38 GR5
GR4
GR3
GR2
GR1
39 GR6
SERIAL
D ATA
INTERFACE
SEGMENT
DRIVER
GRID
DRIVER
1CLK
2DIN
3STB
4DOUT
CONTROL
OSC
DISPLAY
MEMORY
TIMING
GENERATOR
KEY MATRIX
MEMORY
5K1
6K2
7OSC
8GND
9VDD
10SG1/KS1
11SG2/KS2
12SG3/KS3
13SG4/KS4
DIMMING
CIRCUIT
14 15 16 17 18 19
SG5/KS5 SG6/KS6 SG7/KS7 SG8/KS8 SG9/KS9
SG10/KS10
20 21 22 23 24 25
SG11/KS11
SG12/KS12 SG13/KS13 SG14/KS14 SG15/KS15 SG16/KS16
26
SG17
27
28
29
30
31
32
33
SG24
SG23
SG22
SG21
SG20
SG19
SG18
40
GR7
41
GR8
42
GR9
43
GR10
44
GR11
45
GR12
46
GR13
47
GR14
48
GR15
50
VEE
51
VDD
52
GND
49
GR16
IC1101 PT6324-Q (DISPLAY Board)