22
22
CDX-GT527EE/GT570/GT570S
CDX-GT527EE/GT570/GT570S
5-2. BLOCK DIAGRAM — DISPLAY SECTION —
KEY ACK
ENABLE
Q501
LED DRIVER
Q589,590
SYSTEM CONTROL
IC501 (2/2)
REMOTE CONTROL
SIGNAL RECEIVER
IC971
RC1
RC0
D501
RE-0
DOOR_SW
RE-1
LED201
(DISC IN)
LED202
KEY MATRIX
S901–915
VOLUME
CONTROL
DIAL/
SELECT
BUTTON
RE901
ROTARY
ENCODER
J370
REMOTE
IN
(
)
CN201
CN901
14
14
+
X501
32.768kHz
X500
18.432MHz
S201
Z
S102
(FRONT PANEL DETECT)
LCD DRIVER/LED CONTROL
IC901
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
LED930,931
(
)
LCD BACK
LIGHT
LCD BACK LIGHT
DIMMER CONTROL
Q901
Z
S501
FREQUENCY
SELECT
(
)
+3.3V
E,CH,IND,MX MODEL
FM(200k)
MW(10k)
FM(50k)
MW(9k)
GREEN LED
CONTROL
Q919
RED LED
CONTROL
Q920
LED902–916,
943,947,
948,950
DISP+B
GT527EE
GT570/GT570S
R994
(
)
KEY/VOLUME
ILLUMINATION
(
)
D946,949,
951–966,993
KEY
ILLUMINATION
• Abbreviation
CH : Chinese model
IND: Indian model
MX : Mexican model
Summary of Contents for CDX-GT527EE
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