Sony SPP-98, Руководство по обслуживанию

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5-1. BLOCK DIAGRAM — BASE SECTION —
SPP-98/99
– 21 – – 22 –
SECTION 5
DIAGRAMS
ANT1
TELESCOPIC
ANTENNA
BPF501
1st
MIX
CF502
460kHz
RX
VCO
RX
PLL
LOCAL
OSC
DET EXPANDER
AF AMP
Q702
2nd
MIX
RF AMP
Q501
BPF601
RF AMP
Q601
POWER
CONTROL
Q906
REG
IC904
RESET
Q901
RESET
Q801,802
CHARGE
DET
Q908
VOLTAGE
DET
IC902
+5V REG
IC901
REG
IC903
SWITCH
Q803
CHARGE
L. IN
Q909
VOLTAGE
DET
Q902,903
1st
MIX IN
1st
MIX
OUT
2nd
MIX
IN 2nd
MIX
OUT
CF501
10.68MHz
L503
RX VT
VCO2 VCO CONT RX OUT
LO1 LO2 TX IN TX OUT RSSI D-COMP OUT
VCO1
X501
10.22MHz
RSSI
TX
PLL
+5V
FL501
IF
IN AF
OUT
D-COMP
IN
34
32
27
28
1 47 22 43 44 42 46 3 4
40 38 36
MIX, IF AMP, DET
IC501 (1/3)
MUTE
PRE
AMP
RX
AMP
15 17 18
20
19
PRE
IN RECE
IN EXP
OUT
R02
R01
EXPANDER
IC501 (2/3)
T701
MJ701
LINE
D706
LINE
SPEECH PATH
CONTROL
Q701
SPEECH
PATH
Q703
PH702
LINE DET
PH701
RING DET
TX VCO
Q602
1 9
10
4
7
6
17
18
16
19
22
20
12 3 2
15
23
24
25
26
OSC1
OSC2
TX+B CTRL
RESET
AC DET
CHARGE DET
RSSI CTRL
RX DATA
MUTE
TX DATA
CLK
DATA
STB
SIG DATA IN
DP
RING DET
COL1
COL2
COL3
COL4
27
ROW1
28
ROW2
30
14
15
POWER LED
PLL
RV501
MUTE
COMPRESSOR
LIMITER
DATA LATCH
CONTROL
MIC
IN
FIL
IN
COMP
OUT FIL
OUT
9
6 7 8 5
10 11
COMPRESSOR
IC501 (3/3)
CLK DATA STB SIG OUT
14
MATRIX
D800,
D802,804
805,808
P
T
HANDSET
LOCATOR
S801
DIAL
MODE
S802
D810
POWER
SYSTEM CONTROL
IC801
X801
4.048MHz
TX POWER
CONTROL
Q603
+B TX
+5V
D841
SPP-99
D842
D902
CHARGE
B+
(CHARGE)
Q904,905
J901
DC IN 9V
CN901
D904
D908
24
23
RECHARGEABLE
BATTERY
(BP-T16)
Signal path
: RX (From TEL LINE)
: RX (To TEL LINE)
: BELL
04
+5V
REG
IC905
SPP-99
CHARGE
REG
Q907
RV601
POWER
LEVEL
RSSI
Hi
L602
TX VT
RX DISCRI
+5V
D704