Sony STR-DB840 Service Manual

46
IC1101 LC89055W-RA8 (DIGITAL Board)
IC1206 NJM2103M-TE2 (DIGITAL Board)
38
37
36
23
24
1 2 3 4
5
44
8 9 10
46
17
22
21
20
30
35
252627282932
3334
16
45
13
14
15
47
40
41
48
CL
39XSEL
CE
DI
EMPHA
AUDIO
DISEL
DOUT
DINO
DINI
DIN2
6
DGND
7
DVDD
11
AVDD
12
AGND
DOSEL0
R
VIN
LPF
CKSEL0
XSTATE
18 DGND
19 DVDD
XIN
XOUT
XMCK
XSEL
31
DGND DO CSFLAG F0/P0/C0 F1/P1/C1 F2/P2/C2 VF/P3/C3 AUTO BPSYNC ERROR
DATAO
DOSEL1
CKOUT
BCK
LRCK
CKSEL1
MODE0
MODE1
42DGND
43DVDD
XMODE
TIMING
MICROCOMPUTER
INTERFACE
SAMPLING
FREQUENCY
C BIT
DETECT
PA/PB
DETECT
LOCK
DETECT
INPUT
CIRCUIT
DATA
DEMODULATOR
PLL
CLOCK
1
2
3
4
5
6
7
8
V+
VSB/SESIN
VSA
RESET
GND
OUTC
VSC
CR
VREF
+
–
–
+
–
+
–
+
Q
R S

Sony STR-DB840 Specifications

General

Digital inputs	2 Optical, 1 Coaxial
Power output	100 watts per channel into 8Ω (stereo)
Frequency response	10Hz to 100kHz
Total harmonic distortion	0.09%
Input sensitivity	2.5mV (MM), 200mV (line)
Speaker load impedance	8 ohms
Dimensions	430 x 157mm
Tuning range	FM, MW
Video Connections	composite