DOWNLOAD Sony XR-1800RD Service Manual ↓ Size: 2.03 MB | Pages: 34 in PDF or view online for FREE

Model
XR-1800RD
Pages
34
Size
2.03 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
xr-1800rd.pdf
Date
PREV: Sony WX-C5000 Service Manual

Sony XR-1800RD Service Manual ▷ View online

17
17
XR-1800RD
5-4.
SCHEMATIC  DIAGRAM  – MAIN Board (2/2) –
•
 See page 14 for Waveforms. 
•
 See page 20 for IC Block Diagram.
(Page 19)
18
18
XR-1800RD
5-5.
PRINTED  WIRING  BOARD  – KEY Board –
R952
JC27
R951
R920
R954
R953
R922
R921
R950
R956
JC29
R955
R957
JC28
JC26
R923
R924
R925
KA
D900
KA
D902
KA
D903
JC25
R926
KA
D901
JC24
R901
JC23
JC22
AK
D904
JC21
R913
R910
R912
R911
C900
R900
C903
C902
C901
R927
IC900
PL900
PL901
PL904
PL902
PL903
11
1
2
12
CN906
A
MAIN BOARD
CN902
1
29
30
46
LCD900
LIQUID CRYSTAL DISPLAY
1
64
16
17
32
33
48
49
PL900-903
ILLUMINATION
S927
–
S926
SEL
S925
+
S924
DSPL
S957
ATA
I
S955
2
S954
3
S922
+
SEEK
MANU
S923
–
SEEK
MANU
S956
4
S953
5
S952
6
S920
AF/TA
S950
OFF
S951
LOUD
PTY
S921
BTM
TUNER
PL904
LCD BACK LIGHT,
ILLUMINATION
KEY BOARD
1-671-705- 
12
(12)
05
1
2
3
4
5
6
7
8
9
10
A
B
C
• Semiconductor
Location
Ref. No.
Location
D900
C-7
D901
B-7
D902
C-7
D903
B-7
D904
B-7
IC900
B-8
(Page 15)
19
19
XR-1800RD
5-6.
SCHEMATIC  DIAGRAM  – KEY Board –
•
 See page 14 for Waveform.
(Page 17)
20
20
• IC Block Diagrams
– MAIN  Board –
IC121
LC7216M
IC150
TDA7330BD-013TR
16
15
14
13 12 11
PHASE DETECTOR
CHARGE PUMP
12BIT
PROGRAMMABLE
DIVIDER
SWALLOW
COUNTER
1/16, 1/17 4BIT
REFERENCE
DIVIDER
1/2
UNIVERSAL
COUNTER
SHIFT REGISTER LATCH
20
19
18
17
1
2
3
4
5
6
7
8
9
10
X IN
CE
DI
CL
DO
IN 0
IN 1
OUT1
OUT2
OUT3
OUT4
OUT5
LCTR
HCTR
AMIN
FMIN
VDD
PD
VSS
X OU
T
COSTAS
LOOP
PLL
57kHz
PHASE
DECODER
DIFF
DECODER
CLOCK
RECOVERY
PLL
1.4675kHz
ON/OFF
OSCILLATOR
fx DIVIDER
TEST LOGIC
8th ORDER
SC-BANDPASS
FILTER
2nd ORDER
ANTIALIAS
FILTER
+
–
20
19
18
17
16
15 14
13
12
11
10
9
8
6
7
3
4
5
1
2
POR
TM
FSEL
T7
VCC
ARI
OUAL
RODA
ROCL
T57
MPXIN
VREF
CMP
FILOUT
GND
T1
T3
T4
OSCOUT
OSCIN
VCC
IC450
LC75372E
2
1
4
3
6
5
8
7
10
9
12
11
14
13
16
15
43
44
41
42
39
40
37
38
35
36
33
34
23
24
25
26
19
20
21
22
29
30
31
32
27
28
17
18
DECODER
LATCH
CONTROL
SHIFT
REGISTER
ROUT
RFIN
RFOUT
RROUT
RVREF
VREF
LVREF
LROUT
LFOUT
LFIN
LOUT
R2
R1
TEST
VSS
NC
CL
DI
CE
L2
VDD
L1
LT3
LT2
L10dBOUT
LT1
LIN
LCT2
LCT1
L10dBIN
LSELO
L3
NC
RT3
RT2
RT1
RIN
R10dBOUT
RCT2
RCT1
R10dBIN
RSELO
NC
R3
+
–
+
–
+ 
–
+
–
LVREF
LVREF
RVREF
LVREF
LVREF
LVREF
LVREF
LVREF
LVREF
+
–
+
–
+
–
+
–
+
–
+ 
–
RVREF
RVREF
RVREF
RVREF
RVREF
RVREF
RVREF
+ 
–
+ 
–
+ 
–
+ 
–
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