23
23
CDX-R5715X/R5810/R6750
CDX-R5715X/R5810/R6750
KEY ACK ON
Q664
POWER
CONTROL
X502
32.678kHz
SYSTEM CONTROL
IC501 (3/3)
FL901
FLUORSCENT INDICATOR TUBE
CS
VH
F+
F+
F-
F-
X501
18.432MHz
S103
RESET
30
29
31
35
2
1
47
48
D501 (1/2)
D501 (2/2)
D609
D353
KEY BOARD
CP
DA
IR
S501
FREQUENCY
SELECT
BU+3.3V
R5810 ONLY
IR RECEIVER
IC972
PANEL+B
LED961
LSW901
LED902,914-918
LSW918-921
Q622,626
Q624,625
S961
(DOOR OPEN)
BU+3.3V
(
)
(
)
IC971
KEY MATRIX
RESET
IC602
LSW901,903-913,
918-921
S902,914-918
BATT
CHECK
Q605
BATT
BUS INTERFACE
IC601
BUS ON
CONTROL
Q600,601
CNJ400
BUS CONTROL
IN
4
7
8
5
6
1
2
3
LINK OFF
B/U CHECK
UNI CLK
UNI SI
UNI SO
BUS ON
SYS RST
BATT
BATT
FL+4.3V
FL+45V
FL–1V
FL+45V
FL+4.3V
FL+3.3V
FL-1V
PANEL+B
ON/OFF
DRIVE
Q620
D624
T620
D622
PROTECTION
Q621,627
J370
(REMOTE IN)
10k
r
9k
FSW
CONTROL
3-3. BLOCK DIAGRAM — DISPLAY SECTION —