Read Sony BMZ-K5D / CX-BK5 Service Manual online
CX-BK5
42
42
7-5.
BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
SUB POWER TRANSFORMER
PT005 (Except Korean)
PT006 (Korean)
(AC IN)
(Koreaan)
(Except Korean)
RY001
POWER ON/OFF
RELAY DRIVE
Q101
VOLTAGE
SELECTOR
S001
RY502
MAIN POWER TRANSFORMER
PT003 (Korean)
PT004 (Except korean)
VSTBY
D612
RECT
D005, 006
+4V
REGULATOR
IC905
VDD+3.3V
D906
EVER +3.3V
+12V
D902
RESET SIGNAL
GENERATOR
IC902
VOLTAGE
DETECT
IC904
RECT
D001
D001
B+ SWITCH
Q901, 906
D911
REG
REG
+12V
REGULATOR
IC005
+5V
REGULATOR
IC001
+12V
REGULATOR
IC003
+9V
REGULATOR
Q890 – 892
+10V
REGULATOR
IC101
+5V
REGULATOR
IC103
REGULATOR
CONTROL SWITCH
Q004
VH
VH
RECT
D004
D004
– VH
+ VH
VL
VL
RECT
D002
D002
– VL
+ VL
M+12V
VM+9V
AUDIO+5V
VM+10V
B+ SWITCH
Q021, 022
DVD ON/OFF
SWITCH
Q020
+3.3V
REGULATOR
IC392
AUDIO+3.3V
TUNER ON
DVD ON
+3.3V
REGULATOR
Q018, 019
+3.3V
+9V
REGULATOR
Q050, 051
VCC+9V
REGULATOR
CONTROL SWITCH
Q001
D+5V
+3.3V
REGULATOR
IC907
A+3.3V
+1.8V
REGULATOR
IC211
D+1.8V
+3.3V
REGULATOR
IC004
REGULATOR
CONTROL SWITCH
Q002
D+3.3V
DVD ON/OFF
SWITCH
Q003
RECT
D114, 115
OVER CURRENT
DETECT
Q102 – 104
CLK
SHIFT SO
12
Q7
3 DATA
4 CLK
4 CLK
LCK
5 LCK
LED DRIVE
IC602
LED204 – 221
(ILLUMINATION)
18 SO
6 – 15
Q0 – Q9
LED DRIVE
Q601 – 605
LED631 – 635
DISC SELECT 1 – 5
LED203
i-Bass
CLK
2 DATA
3 CLK
3 CLK
LCK
4 LCK
LED DRIVE
IC601
6 – 11
Q1 – Q6
LED251 – 254
(LCD BACK LIGHT)
13, 14
Q8, Q9
16
Q10
LED601
(DISC SLOT ILLUMINATION)
SYSTEM CONTROLLER
IC901 (3/3)
16
RESET
STBY
41
I-POWER _DOWN
98
I-POWER _MONI
40
O-POWER
80
LIQUID CRYSTAL
DISPLAY
LCD001
67 – 70
1 – 65
S1 – S65
COM1 – COM4
C105, R101
LIQUID CRYSTAL
DISPLAY DRIVER
DISPLAY DRIVER
IC001
OSC
DI
79
CL
78
CE
76
OSC
77
INH
53 O-LCD_DATA
54 O-LCD_CLK
63 O-LCD_CE
54 O-LCD_CLK
63 O-LCD_CE
34
LED202
(STANDBY)
ROTARY
ENCODER
S301
I-RMC
REMOTE CONTROL
RECEIVER
IC603
23
I-RE_VOL
93
I-HEADPHONE
42
VOLUME
ROTARY
ENCODER
S302
I-RE_BAS
92
BASS
ROTARY
ENCODER
S303
I-RE_TRE
91
TREBLE/MIDDLE
ROTARY
ENCODER
S304
I-RE_JOG
94
MULTI JOG
97 – 95
I-KEY1 – I-KEY3
S311 – 320,
S331 – 339,
S331 – 339,
S341 – 344
(FRONT PANEL KEY)
R
(Page 41)
O-POWER
O
(Page 40)
DVD ON, TUNER ON
Q
(Page 41)
HEADPHONE
S
(Page 41)
POWER MONITOR
N
(Page 40)
SHIFT SO, INH
K
(Page 40)
CLK, LCK
INH
14
X902
5MHz
X1
15
X2
17
X901
32.768kHz
XT1
18
XT2
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