Block Diagram -Display Section; Circuit Boards Location - Sony CDX-R3300S Service Manual

Q Q
3 7 6 3 1 5 1 5 0
3-4. BLOCK DIAGRAM — DISPLAY SECTION —
38 KEYIN0
KEY MATRIX
S501-522
39 KEYIN1
D801
KEY
ACKNOWLEDGE
KEY ACK
47
SWITCH
Q800
75 XKEY ON
E MODEL
D810
74 RCIN1
CNP900
41 RCIN0
(REMOTE IN)
E MODEL
U-COM+
S800
FREQUENCY
SELECT
9k
46 DST SEL
10k
T E
L 1 3 9 4 2 2 9 6 5 1 3
RESET
IC802
OUT RESET
U COM+3.3V 2 IN 1 77
S802
RESET
MAIN
C SYS RST 79 X1A
SECTION
X801
(Page 20) 32.768kHz
80 X0A
w w w
.
SYSTEM CONTROL LCD DRIVER
IC801 (3/3) IC501
LCD501
LCD SO 28 64 DI
SEG3
3
LCD SCK 29 63 CLK CL |
| LIQUID
SEG50
LCD CE 27 62 CE CE 50 CRYSTAL
DISPLAY
COM4 51
PANEL
| |
COM1 54
DIMMER DIMMER 1
DISP+B
LED501,502
LED503
(
BACK LIGHT
(DISC IND)
DIMMER
SHUT SW 26 CONTROL
Q501,502
D820 D521
S523
(SHUTTER)
DISP+B
LED504-518,
+3.3V REG
REMOTE CONTROL
IC906
SIGNAL RECEIVER
IC502
3 V OUT
VDD 2
1 CE 4
VCC
IR
SIRCS 65 2 OUT
X0 82
X800
3.68MHz
X1 83
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3-5. CIRCUIT BOARDS LOCATION

LCD
)
520-522,
524,525
DISP+B
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2 4
9 9 8
SERVO board
SENSOR board
DISPLAY board
1 5 1 5 0 8 9 2 4
m
c o
CDX-R3300/R3300S
2
9 9
SPEAKER board
tuner unit
(TUX601)
MAIN board
9 8 2 9 9