Sony ZS-SN10 Service Manual page 26

ZS-SN10
Ver. 1.3
• Waveforms
– CD Board – – TUNER Board –
IC201 1 (LRCK) IC2 w; (XOUT)
1 qa
(CD PLAY mode)
3.3 Vp-p
22.8 µs
1 V/DIV, 10 µ s/DIV
IC201 5 (BCK)
2
(CD PLAY mode)
3.3 Vp-p
472 ns
1 V/DIV, 200 ns/DIV
IC201 u; (RFACO)
3
(CD PLAY mode)
0.5 to 1.1 Vp-p
200 mV/DIV, 500 ns/DIV
IC201 <z/, (XTAO)
4
(CD PLAY mode)
2.3 Vp-p
59.4 ns
1 V/DIV, 20 ns/DIV
ZS-SN10
– MAIN Board –
IC801 ul (X1A)
wa
0.9 Vp-p
30.5 µs
13.3 µs
500 mV/DIV, 5 µ s/DIV 1 V/DIV, 10 µ s/DIV
IC801 id (X1)
ws
239 ns
1 V/DIV, 100 ns/DIV
• IC Block Diagrams
– CD Board –
IC402 FAN8040G3
28 27 26
3.5 Vp-p
3.7 Vp-p
1 2 3
– TUNER Board –
IC1 TA2149BN
RF GND 1
FM RF
FM RFIN 2
AM
AM LOW CUT 3 MIX
FM
MIX OUT 4
MIX
VCC 5
LEVEL
DET
AM IF
AM IF IN 6
FM IF
1/8
FM IF IN 7
GND 8
AM
DET
AGC
AGC 9
FM
QUAD 10 DET
ST/MO
R-OUT 11
FM/AM
MUTE
L-OUT 12
26 26
25 24 23 22 21 20 19 18 17
MUTING
D D
+ –
INTERFACE
INTERFACE
INTERFACE
VREF D D
4 5 6 7 8 9 10 11 12
IC2 LC72137M-TLM-E
CE
24 FM RFOUT 1
DI
CCB
23
RF VCC
CL 3 I/F
AM RFIN
22
DO 4
FM
21 FM OSC
OSC
AM
20 AM OSC
OSC
BUFF
BUFF
B01 5
1/1 OR
1/16
19 OSC OUT
B02 6
ST 18 ST LED B03 7
IF BUFF
I01 8
SW
I02 9
IF REQ 17 IF REQ
AF BUFF
16 DET OUT
AF
MPX IN
15
14 LPF1
VCO UNIVERSAL
COUNTER
DIVIDE
13
LPF2
DECODE
IFIN 10
16 15
D D
LEVEL SHIFT
D D
13 14
20 XOUT
XIN
19
REFERENCE
DIVIDER
18 AOUT
PHASE
12BITS 17 AIN
DETECTOR
PROGRAMMABLE
16 PD
CHARGE
DIVIDER
PUMP
15 VSS
UNLOCK
DETECTOR
POWER ON
14
VDD
RESET
13 B04
SWALLOW
COUNTER
FMIN
1/2 12
1/16,1/17
4BITS
11 AMIN