Sony CMT-G1BIP, Service Manual

Page: 48 / 80

HCD-G1BiP/G1iP
HCD-G1BiP/G1iP
46
46
• W
aveforms
– BD94 Board –
2
IC101
il
(RFO)
(CD play mode)
0.9 Vp-p
500 mV/DIV
, 1
P
s/DIV
1
IC101
wf
(XO)
(CD play mode)
2 V/DIV
, 50 ns/DIV
59.1 ns
4.6 Vp-p
qk
IC402
qa
(Xcout)
1 V/DIV
, 20
P
s/DIV
30.5
P
s
1.8 Vp-p
ql
IC402
qd
(Xout)
1 V/DIV
, 100 ns/DIV
200 ns
3.3 Vp-p
w;
IC601
ra
(XOUT_PLL)
1 V/DIV
, 20 ns/DIV
59.1 ns
2.1 Vp-p
qj
IC805
ef
(XO)
1 V/DIV
, 20 ns/DIV
40.6 ns
2.7 Vp-p
ea
IC4501
ql
(X2)
82 ns
3.5 Vp-p
qa
IC804
6
(SCKI)
1 V/DIV
, 50 ns/DIV
82 ns
3.5 Vp-p
qh
IC805
e;
(AMCLKO)
1 V/DIV
, 50 ns/DIV
20.8
P
s
3.5 Vp-p
qs
IC804
7
(LRCK)
1 V/DIV
, 10
P
s/DIV
20.8
P
s
3.5 Vp-p
qg
IC805
wl
(LRCKO)
1 V/DIV
, 10
P
s/DIV
qd
IC804
8
(BCK)
1 V/DIV
, 200 ns/DIV
324 ns
3.5 Vp-p
200 mV/DIV
, 20
P
s/DIV
30.5
P
s
0.4 Vp-p
qf
IC805
wl
(BCKO)
1 V/DIV
, 200 ns/DIV
324 ns
3.5 Vp-p
– MAIN Board –
– TUNER Board –
•
IC Block Diagrams
– BD94D Board – IC201 MM3404A15URE – TUNER Board – IC4501 RZ5B800-0002E2
VOUT
3
CE
1
GND
2
VDD
4
+ –
VOLTAGE
REFERENCE
CURRENT
LIMIT
BIAS
1 2 3 4 5 6 7 8 9
10 11 12 13 14
28 27 26 24 23 22 21 20 19 18 17 16 15 25
LEVEL
SHIFT
LEVEL SHIFT
THERMAL
SHUT
-DOWN
REGULA
TO
R
BIAS TRAP
LEVEL SHIFT
MUTE
LEVEL SHIFT
D.BUFF D.BUFF
D.BUFF
GND IN4 IN4' BIAS VCC VCC IN3' IN3 VO3(+) VO3(–) VO4(–) VO4(+) RESETt OPIN
VO1(–)
REGB
VO1(+)
IN1
RESET
REGOUT
MUTE
GND
IN2'
IN2
VO2(+) VO2(–)
GND
OPOUT
D.BUFF
D.BUFF
D.BUFF
D.BUFF D.BUFF
R EG U LA T O R
VCC VCC
6
ARF1
7
ARF2
16
IISD
19 18
X2 X1
20
VDD
11
VDD
12
GND
3
CP2
10
CK
9
LA
8
IIC/RDSI
15
LOUT
1
GND
2
VDDRF
13
D
A
AM LNA
4
FRF1
5
GNDRF
FM LNA
FILTER FILTER
AGC AMP
AMP
AGC AMP
A/D
CONVERTER
D/A
CONVERTER
DIGITAL SIGNAL
PROCESSING
SERIAL
INTERFACE/
REGISTERS
A/D
CONVERTER
CLOCK
GENERATOR
LOSC
XSOC
17
CP1
14
ROUT
AM
TUNE
IC401 BA5826HFP-E2