Sony RHT-G2000 Service Manual page 38

RHT-G2000
IC842 ML9208-03MBZ03B
SEG21 17
SEG22
18
SEG23
19
SEG24 20
SEG25 21
SEG26 22
SEG27 23
SEG28
24
SEG29
25
SEG30 26
SEG31 27
SEG32
28
SEG33 29
SEG34 30
SEG35 31
COM1 32
38
16 15 14 13 12 11
SEGMENT DRIVER
DCRAM
16w X 8b
ADDRESS
SELECTOR
READ WRITE
ADDRESS
ADDRESS
COUNTER COUNTER
DIGIT DUTY
CONTROL CONTROL
GRID DRIVER
33 34 35 36 37 38 39
10 9 8 7 6 5 4
CGROM
248w X 35b
CGRAM
8w X 35b
ADRAM
16w X 2b
COMMAND
DECODER
CONTROL
CIRCUIT
TIMING TIMING
GENERATOR 2 GENERATOR 1
40 41 42 43 44 45
3 2 1
64 SEG4
63 SEG3
62 SEG2
61 SEG1
60 AD1
AD
DRIVER
59 AD2
58
P2
PORT
DRIVER
57
P1
56
VDD
55
DA
8 bit
SHIFT 54 CP
REGISTER
53 CS
52 RESET
51
OSC1
OSCILLATOR
50
OSC0
49 GND
46 47 48