DOWNLOAD Sony CX-JT8 / JAX-PK8 / JAX-T8 Service Manual ↓ Size: 8.47 MB | Pages: 88 in PDF or view online for FREE

Model
CX-JT8 JAX-PK8 JAX-T8
Pages
88
Size
8.47 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cx-jt8-jax-pk8-jax-t8.pdf
Date
PREV: Sony JAX-PK8 / JAX-T8 Service Manual

Sony CX-JT8 / JAX-PK8 / JAX-T8 Service Manual ▷ View online

CX-JT8
49
49
6-28. PRINTED  WIRING  BOARD  – TRANSFORMER Board – (E, SP, AUS models)
•
 See page 25 for Circuit Boards Location.
 :Uses unleaded solder.
JW909
CN901
RY902
CN902
JW905
JW906
JW934
JW935
 
 
 
 
 
 
F906
 
F905
F902
PT901
PT902
C902
JW913
 
 
JW902
JW915
JW916
JW918
JW917
JW914
JW911
D906
C901
D902
D903
D904
D905
TRANSFORMER BOARD
1-688-960-
11
(11)
(AC IN)
1
2
SUB POWER
TRANSFORMER
7
1
8
4
3
5
1
17
MAIN POWER
TRANSFORMER
POWER
BOARD
CN1
H2
1
11
-2
-1
AC
VOLTAGE
S901
110 
− 120V
220 
− 240V
(AUS)
(AUS)
(E, SP)
(E, SP)
2
6
(Page 41)
CX-JT8
50
50
6-29. SCHEMATIC  DIAGRAM  – TRANSFORMER BOARD – (AEP, UK, CIS, E51 models)
The components identified by mark 
0
 or dotted
line with mark 
0
 are critical for safety.
Replace only with part number specified.
D902
D904
D905
D903
CN902
JW909
JW901
JW906
JW905
JW902
JW903
C901
F905
D906
D901
CN901
S901
C902
PT902
F902
RY901
F906
RY902
PT902
PT901
PT901
1SS355
1SS355
1SS355
1SS355
11P
0.1
T8AL
250V
1SS355
1SS355
2P
470
25V
T2.5AL
250V
T8AL
250V
VH(AC)
VH(AC)
GND
VL(AC)
VL(AC)
VM(AC)
VM(AC)
FIL-1
FIL-2
P-ON
EVER+10V
BUILT IN TRANSFORMER
NOT REPLACEABLE:
∗
(EXCEPT E51)
(E51)
(EXCEPT E51)
(E51)
(EXCEPT E51)
230-240V
220V
120V
(EXCEPT E51)
(E51)
(AC IN)
VOLTAGE
-1
-2
(E51)
SUB POWER TRANSFORMER
MAIN POWER TRANSFORMER
MAIN POWER TRANSFORMER
-2
-1
AC
SUB POWER TRANSFORMER
(EXCEPT E51)
(Page 42)
CX-JT8
51
51
6-30. SCHEMATIC  DIAGRAM  – TRANSFORMER BOARD – (E, SP, AUS models)
The components identified by mark 
0
 or dotted
line with mark 
0
 are critical for safety.
Replace only with part number specified.
D902
D905
D903
D904
C902
CN902
RY902
F906
JW906
JW905
F905
F902
JW918
JW911
JW916
JW914
JW902
JW909
CN901
JW913
S901
JW917
JW915
D906
C901
PT901
PT902
1SS355
1SS355
1SS355
1SS355
470
25V
11P
T8AL
250V
T8AL
250V
T2.5AL
250V
2P
1SS355
0.1
SUB POWER TRANSFORMER
MAIN POWER TRANSFORMER
BUILT IN TRANSFORMER
NOT REPLACEABLE:
∗
(AC IN)
VH(AC)
VH(AC)
GND
VL(AC)
VL(AC)
VM(AC)
VM(AC)
FIL-1
FIL-2
P-ON
EVER+10V
-1
-2
VOLTAGE
100-120V
220-240V
(AUS)
(AUS)
AC
(E,SP)
(E,SP)
(Page 42)
CX-JT8
52
52
• Waveforms
– BD Board –
1
IC721 
4
 (RF) (CD Play Mode)
2
IC721 
qd
 (TE) (CD Play Mode)
3
IC721 
qg
 (TE) (CD Play Mode)
4
IC721 
rk
 (XOUT)
1.3 Vp-p
Approx. 
180 mVp-p
Applox. 
150 mVp-p
4 Vp-p
59.1 ns
ws
IC901 
qg
 (CF1)
qa
Q223 (Base) (REC Mode)
qs
Q223 (Collector) (REC Mode)
– MAIN Board –
wa
IC901 
qs
 (XT1)
– PANEL Board –
1.7 Vp-p
11.3 
µ
s
15.8 Vp-p
11.3 
µ
s
2.4 Vp-p
30.5 
µ
s
2.6 Vp-p
116 Ns
• IC Block Diagrams
– BD Board –
IC721
LC78646E-E
60
59
58
57
56
55
54
53
52
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
SLCO
SLCIST
EFMIN
RF
FDO
SPDO
SLDO
GPDAC
FDO
SPDO
SLDO
GPDAC
CONT4
CONT5
SBCK/CONT6
SBCK/FG
DEFECT
CONT4
CONT5
SBCK/CONT6
SBCK/FG
DEFECT
V/P
V/P
FSEQ
MONI1
MONI2
MONI3
MONI4
MONI5
V/P
FSEQ
MONI1
MONI2
MONI3
MONI4
MONI5
VSS
VDD(3.3V)
69 68 67 66
65 64 63 62 61
VSS
VDD5
DRF
RES
WRQ
DO
DI
CL
CE
79
78 77 76 75 74 73 72 71
LDS
80
LDD
FR
VVDD
PCKIST
VVSS
PDO2
PDO1
CONT1
CONT2
70
CONT3
WRQ
DO
DI
CL
CE
FR
VVDD
PCKIST
VVSS
SBCK/FG
PDO2
PDO1
CONT1-3
SBCK/CONT6
CONT4,5
DRF
WRQ
DO
DI
CL
CE
LDS
LDD
LDS
LDD
FR
VVDD
PCKIST
VVSS
PDO2
PDO1
CONT1
CONT2
CONT3
RFVDD
RFVSS
FIN1
FIN2
TIN1
TIN2
VREF
FIN1
FIN2
TIN1
TIN2
REFI
REFI
DEFECT
FE
TEC
TE
RFMON
JITTC
ADAVDD
ADAVSS
TDO
SLCO
SLCIST
EFMIN
RF
FIN1
FIN2
TIN1
TIN2
VREF
REFI
FE
TEC
TE
RFMON
JITTC
JITTC
ADAVDD
ADAVSS
ADAVDD
ADAVSS
TDO
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
DATA
DATACK
LRSY
RVDD
RVSS
RCHO
LCHO
LVSS
LVDD
ASDFIN
ASDACK
ASLRCK
16MOUT
EFLG
C2F
FSX/16MIN
EFLG
C2F
FSX/16MIN
XVSS
XIN
XOUT
XVDD
16MOUT
XVSS
XIN
XOUT
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
LVDD
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
16MOUT
EFLG
C2F
FSX/16MIN
XVSS
XIN
XOUT
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
LVDD
39 40
DOUT
TEST
51
50
49
48
47
46
45
44
43
42
41
+
–
MIX
PH
BH
MONI
CONT
AGC
+
–
+
–
+
–
+
–
+
–
+
–
LPF
TBAL
TBAL
RAM
TDO
TRACK JUMP
SW
D/A
APC
SUBCODE DECODE CRC
GENERAL PURPOSE
PORTS
8FS
DIGITAL FILTER
1BIT DAC
LPF
ERROR
CORRECTION
AUDIO CD 
MONITOR SIGNAL SELECTOR
EXTERNAL
AUDIO IN
AUTO ADJUST
FRAME SYNC
DETECT,PROTECT,INSERT,
EFM DECODE
A/D
CLOCK
GENERATOR
COMMAND
INTERFACE
SERVO PROCESSOR
LEVEL SET
+
–
S/H
SW
DRF
DRF
ATTENUATION
DEEMPHASIS
INTERPOLATION
MUTE
RUPTURE DEFECT
SLICE LEVEL
CONTROL
CLV,CAV
CONTROL
SERIAL
OUT
AUDIO OUT
RAM
JITTER
DETECT
PLL
VCEC
FE
TE
TEC
RF
RFMON
VREF
SPDO
SLDO
GPDAC
FSEQ
MONI1-5
FDO
LPF
LPF
EQ
Page of 88
Display

Click on the first or last page to see other CX-JT8 / JAX-PK8 / JAX-T8 service manuals if exist.

RANDOM: