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HCD-MD595
54
54
6-4.
BLOCK DIAGRAM – DISPLAY, POWER SUPPLY Section –
49
93
68
69
46
47
31
34
7
8
14
13
85
–
87
52
–
57
LIQUID CRYSTAL
DISPLAY UNIT
LCD600
VOLUME
LED DRIVE
Q603
REMOTE CONTROL
RECEIVER
IC602
ROTARY
ENCODER
S601
LED DRIVE
Q604 – 606,
Q608 – 610
S602 – 618
D607 – 609
LCD BACK
LIGHT
D601 – 606
K
05
P.DOWN
+12V
REGULATOR
IC901
+7V
REGULATOR
IC903
+5.6V
REGULATOR
IC911
+5V
REGULATOR
IC914
+3.3V
REGULATOR
IC190
B+ SWITCH
Q1101, 1102
RECT
D982 – 985
RELAY DRIVE
Q991
RECT
D981
RECT
D832
D916, 917
D1102
D1103
D915
D912
D913
D924
D914
D923
D922
D941
BT921
D1109
+4V
REGULATOR
IC912
D918, 1108
+5V
REGULATOR
IC913
RESET
SIGNAL GENERTOR
IC941
RESET
SWITCH
Q941
T900
POWER
TRANSFORMER
(AC IN)
(AUS)
(US, CND,AEP, UK)
(AEP, UK, AUS) (US, CND)
RY991
LCD ON/OFF
SWITCH
Q601, 602
RECT
D971 – 974
RECT
D992, 993
T901
POWER
TRANSFORMER
+5.6V
REGULATOR
IC921
VOLTAGE SELECTOR
S991
220 – 240V
110 – 120V
(MY, SP, HK, JE)
DIMMER
SIRCS
ENC VOL A
ENC VOL B
LED MD-PAUSE
LED MD-PLAY
LED CD-PAUSE
LED CD-PLAY
LED MD-REC
LED STANDBY
MD/CD POWER
LCD DATA
LCD CLK
LCD CE
LCD CLEAR
SDA
SCL
RW/CS
RS
KEY3
–
KEY1
TR RELAY
LCD ON/OFF
RESET
SYSTEM CONTROLLER
IC501 (2/2)
E
BDPWR
(Page 52)
•
Abbreviation
CD+12V
ST+12V
M+7V
D+3V
CD A+5V
D+5V
CD D+5V
CDM+5V
M+5V,
H+5V
SYS +5V
LCD +5V
A +3.3V
SYS +3.3V
B.UP +3.3V
B.UP +2.7V
AMP B+
AMP B–
(Page 52)
AUS
CND
HK
JE
MY
SP
: Australian model
: Canadian model
: Hong Kong model
: Tourist model
: Malaysia model
: Singapore model