TX-NR901
SERVICE MANUAL
SERVICE MANUAL
AV RECEIVER
Black and Golden models
MODEL
TX-NR901
Ref. No. 3786
112003
BMDD,BMDC
120V, AC 60Hz
GMWT,GMWR
120/220~230V, AC 50/60Hz
BMPA,GMPA
230~240V, AC 50Hz
GMGK
220V, AC 50Hz
--/---
@. - ' /
ABC
DEF
PQRS
TUV
WXYZ
DIRECT TUNING
GHI
JKL
MNO
CAPS
DELETE
LANGUAGE LOCATION
ALBUM
AR TIST
GENRE
PLAYLIST
CUSTOM
DISPLAY
DIMMER
T V
INPUT
SLEEP
RANDOM
REC
STEP / SLOW
MUTING
ENTER
LAST M
ANGLE
SUBTITLE
AUDIO
MEMORY
SEARCH
A-B
REPEAT
ON
STANDBY
TV
TV CH
TV VOL
AUDIO
AD
J
EX
IT
GU
ID
E
+10
0
CLEAR
1
2
3
4
5
6
7
8
9
INPUT
TO
P M
ENU
MEN
U
SET
UP
RE
TURN
ZONE
2
INPUT
MODE
MACRO
VOL
CH
DISC
TEST TONE
CH SEL
PURE A
SURR
DIRECT
STEREO
Re-EQ
THX
All ST
LEVEL+
LEVEL-
L NIGHT
AUDIO SEL
DSP
DSP
+
-
+
-
STANDBY/ON
STANDBY
MASTER VOLUME
TUNER
PHONO
NET AUDIO
C D
TAPE
DVD
VIDEO
3
VIDEO
5
VIDEO
4
VIDEO
2
VIDEO
1
VCR
2
VCR
1
ZONE
2 (
)
GRN
REC (
)
RED
AUDIO
SELECTOR
DISPL AY
PURE AUDIO
UPSAMPLING
PUSH TO OPEN
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.