Sony STR-DB840 Service Manual

6
BACK PANEL PARTS DESCRIPTION
1 2 3 4
8q;qaqsqdqfqgqhqjqk 7
5
ql 9
6
4 Ω 8 Ω
BA
RLRL
–
IN
L
R
L
R
OUT
SIGNAL
GND
COAXIAL
AM
U
U
ANTENNA
TAPE
IMPEDANCE
SELECTOR
IN
PHONO
IN
CD
REARFRONT CENTER
MONITOR
IN
OUT
MD/DAT
AUDIO
IN
IN
VIDEO
CTRL S
OUT
OUT
VIDEO
CTRL S
OUT
CTRL S
STATUS IN
CTRL S
IN
AUDIO
OUT
VIDEO 1
AUDIO
IN
TV/SAT
AUDIO
IN
DVD/LD
AUDIO
IN
AUDIO
OUT
VIDEO 2
FM
75Ω
AC OUTLET
FRONT
DVD/LD
OPTICAL
IN
DVD/LD
COAXIAL
IN
TV/SAT
OPTICAL
IN
MD/DAT
OPTICAL
IN
MD/DAT
OPTICAL
OUT
DIGITAL
L
R
REAR
FRONT
CENTER
SUB
WOOFER
5.1CH INPUT
VIDEO
S-VIDEO
IN
VIDEO
S-VIDEO
IN
2ND AUDIO OUT
CONTROL A1
VIDEO
S-VIDEO
IN
VIDEO
S-VIDEO
OUT
VIDEO
S-VIDEO
OUT
SPEAKERS IMPEDANCE USE 4 – 16Ω
RL
+
L
R
PRE OUT
REAR SUB WOOFER CENTER
1 ANTENNA terminal
2 5.1CH INPUT jack
3 DIGITAL jack
4 SPEAKERS terminal
5 PRE OUT jack
6 IMPEDANCE SELECTOR switch
7 AC OUTLET connector
8 AC power cord
9 CONTROL A1II jack
q; 2ND AUDIO OUT jack (STR-DB940)
qa VIDEO 1 jack
qs VIDEO 2 jack
qd DVD/LD jack
qf TV/SAT jack
qg TAPE jack (STR-DB940)
qh MD/DAT jack (STR-DB940)
MD/TAPE jack (STR-DB840)
qj CD jack
qk PHONO jack
ql MONITOR jack

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