Kenwood R-V251 Service Manual page 7

4. Function table
4-1. Mode selector: KIC9163AN(IC106)
IC CHANNEL Lch
IC PORT 2
SURROUND ---
SPEAKER FLch FRch FLch FRch
DOLBY PROLOGIC
---
DOLBY 3STEREO ---
DSP LOGIC
---
STEREO ---
SOURCE DIRECT ---
6ch INPUT(6ch)
---
6ch INPUT(2ch)
---
4-2. MODE/ATT selector IC: LC7821(IC602)
IC CHANNEL Rch
IC PORT 1
INPUT SELECTOR ---
CD ---
AUX
---
VCR ---
TAPE1/MD
---
MONITOR ON ---
TUNER ---
DVD/6ch INPUT ---
5. Test mode
Setting : While pressing the < INPUT key,plug the AC power cord into the AC wall outlet.
All the fluorescent display indicates.
(The all-illuminated state is cleared by pressing any main unit keys.)
Cancelling: Plug the AC power cord out from the AC wall outlet.
CIRCUIT DESCRIPTION
Rch Lch Rch Lch Rch
27 3 26 4 25
prologic stereo
FLch FRch
X
X
X X
X
X X
X
X
ch Rch ch Rch
30 2 29 3 28
VCR REC TAPE1/MD REC
X
X
Lch Rch Lch Rch
6 23 7 22
6ch input prologic
SLch SRch SLch SRch SLch SRch Cch
X
X X
X
X X
X X
X
X X
ch Rch ch Rch ch
4 27 6 25
--- MONITOR TAPE2 PLAY
---
---
---
---
--- X
---
---
R-V251
Lch Rch Lch Rch Lch
8 21 10 19 11
prologic 6ch input prologic
SWch Cch
X X
X X
X X
X X X
X X X
X X
X X X
Rch ch Rch ch Rch
7 24 9 22 10
---
X ---
X
---
X ---
X
---
---
X ---
X ---
Rch
18
SWch
X
X
ch
21
ATT
X
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