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AV RECEIVER/AV AMPLIFIER
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760
SERVICE MANUAL


IMPORTANT NOTICE
This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.
It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already
known and understood by the users, and have therefore not been restated.
WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in personal
injury, destruction of expensive components, and failure of the product to perform as specified. For these reasons,
we advise all YAMAHA product owners that any service required should be performed by an authorized YAMAHA
Retailer or the appointed service representative.




RX-V750/DSP-AX750/DSP-AX750SE
IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or




RX-V650/HTR-5760
recognition of any applicable technical capabilities, or establish a principle-agent relationship of any form.
The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and service
departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevitable and
specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the
distributor's Service Division.
WARNING: Static discharges can destroy expensive components. Discharge any static electricity your body may have
accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this buss).
IMPORTANT: Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit.




s CONTENTS
TO SERVICE PERSONNEL . . . . . . . . . . . . . . . . . . . . 2 AMP CHECK / 47
IMPEDANCE SELECTOR . . . . . . . . . . . . . . . . . . . . . . 3 DISPLAY DATA . . . . . . . . . . . . . . . . . . . . . . . . . . 48­49
FRONT PANELS . . . . . . . . . . . . . . . . . . . . . . . . . . . 4­5 IC DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50­60
REMOTE CONTROL PANELS . . . . . . . . . . . . . . . . . . 6 BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . 61­62
REAR PANELS . . . . . . . . . . . . . . . . . . . . . . . . . . . 7­13 PRINTED CIRCUIT BOARD . . . . . . . . . . . . . . . . 63­77
SPECIFICATIONS / 14­18 PIN CONNECTION DIAGRAM . . . . . . . . . . . . . . . . . 78
INTERNAL VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 SCHEMATIC DIAGRAM . . . . . . . . . . . . . . . . . . . 79­88
DISASSEMBLY PROCEDURES / 20­24 PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89­125
SELF DIAGNOSIS FUNCTION (DIAG) / REMOTE CONTROL RAV270, RAV271 . . . . 126­127
. . . . . . . . . . . . . . . . . . . . 25­46 REMOTE CONTROL RAV248, RAV249 . . . . . . . . 128




100885
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



s TO SERVICE PERSONNEL
AC LEAKAGE
1. Critical Components Information WALL EQUIPMENT TESTER OR
Components having special characteristics are marked Z OUTLET UNDER TEST EQUIVALENT
and must be replaced with parts having specifications equal
to those originally installed.

2. Leakage Current Measurement (For 120V Models Only)
When service has been completed, it is imperative to verify
that all exposed conductive surfaces are properly insulated INSULATING
from supply circuits. TABLE

q Meter impedance should be equivalent to 1500 ohm shunted q Leakage current must not exceed 0.5mA.
by 0.15µF.
q Be sure to test for leakage with the AC plug in both
polarities.
"CAUTION"
"F1, F2 : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 10A, 125V FUSE."
A V
CAUTION
F1, F2 : REPLACE WITH SAME TYPE 10A, 125V FUSE.
ATTENTION
F1, F2 : UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 10A, 125V.



WARNING: CHEMICAL CONTENT NOTICE!
RX-V750/DSP-AX750/DSP-AX750SE




The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or
plastic (where applicable) components may also contain traces of chemicals found by the California Health and
RX-V650/HTR-5760




Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm.

DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR
ANY REASON WHATSOEVER!

Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes
or expose eyes to solder/flux vapor!

If you come in contact with solder or components located inside the enclosure of this product, wash your hands
before handling food.


About Lead Free Solder /
The P.C.B.s installed in this unit are soldered using the fol-
lowing solder.




Among some types of lead free solder currently available, it
is recommended to use one of the following types for the
repair work.
· Sn + Ag + Cu (tin + silver + copper)
· Sn + Cu (tin + copper)
· Sn + Zn + Bi (tin + zinc + bismuth)




2
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760


Caution:
1. As the melting point temperature of the lead free solder is
about 30°C to 40°C (50°F to 70°F) higher than that of the
lead solder, be sure to use a soldering iron suitable to
each solder.
2. If lead solder must be used, be sure to remove lead-free
solder from each terminal section of the parts to be re-
placed and from the area around it completely before sol-
dering, or make sure that the lead free solder and lead
solder melt together fully.




s IMPEDANCE SELECTOR


WARNING:
Do not change the setting of the IMPEDANCE SELECTOR




RX-V750/DSP-AX750/DSP-AX750SE
switch when the unit power is switched on, as doing so may




RX-V650/HTR-5760
damage the unit.




IMPEDANCE SELECTOR switch




3
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



s FRONT PANELS
w RX-V750 (U, C, R, T, K, A, G, L models)




w DSP-AX750 (J model)
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760




w DSP-AX750SE (B model)




4
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760




w RX-V650 (U, C, R, T, K, A, B, G, L, E models)




w HTR-5760 (U, C, T, K, A models)




RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760




5
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



s REMOTE CONTROL PANELS
w RAV270 w RAV271 w RAV248 w RAV249

CODE SET TRANSMIT CODE SET TRANSMIT
TRANSMIT RE-NAME CLEAR LEARN TRANSMIT RE-NAME CLEAR LEARN

SYSTEM SYSTEM
POWER POWER STANDBY POWER POWER POWER STANDBY POWER
SYSTEM SYSTEM
POWER STANDBY SLEEP INPUT MODE POWER STANDBY SLEEP INPUT MODE
TV AV TV AV

CD MD/CD-R TUNER SLEEP CD MD/CD-R TUNER SLEEP
A B PHONO MULTI CH IN A B PHONO MULTI CH IN


DVD DTV/CBL V-AUX MULTI CH IN DVD DTV/CBL V-AUX MULTI CH IN
V-AUX TUNER MD/CD-R CD V-AUX TUNER MD/CD-R CD


VCR 1 DVR/VCR2 AMP VCR 1 DVR/VCR2 AMP
DTV/CBL VCR 1 DVR/VCR2 DVD DTV/CBL VCR 1 DVR/VCR2 DVD




TV VOL TV CH VOLUME TV VOL TV CH VOLUME
SELECT SELECT



POWER POWER AMP POWER POWER AMP TV MUTE TV INPUT TV MUTE TV INPUT
TV AV TV AV MUTE MUTE



REC REC STEREO HALL JAZZ ROCK STEREO HALL JAZZ ROCK

AUDIO AUDIO 1 2 3 4 1 2 3 4
DISC SKIP DISC SKIP
MUSIC ENTERTAIN TV THTR MOVIE MUSIC ENTERTAIN TV THTR MOVIE

VOL VOL 5 6 7 8 5 6 7 8

FREQ/RDS EON
V /DTS NIGHT EX/ES STRAIGHT V /DTS NIGHT EX/ES STRAIGHT
9 0 10 ENTER 9 0 10 ENTER
MODE PTY SEEK START
EFFECT EFFECT
LEVEL SET MENU MUTE LEVEL SET MENU MUTE
LEVEL PRESET/CH SET MENU LEVEL PRESET/CH SET MENU
RX-V750/DSP-AX750/DSP-AX750SE




TITLE MENU TITLE MENU
TV VOL TV VOL TITLE MENU TITLE MENU
TV INPUT A/B/C/D/E TV INPUT A/B/C/D/E
A/B/C/D/E A/B/C/D/E
RX-V650/HTR-5760




CH CH CH CH SELECT SELECT
TV MUTE TV MUTE
SELECT SELECT
TEST ON SCREEN TEST ON SCREEN
PRESET PRESET PRESET PRESET
RETURN DISPLAY RETURN DISPLAY
TEST ON SCREEN STRAIGHT TEST ON SCREEN STRAIGHT
TV VOL TV VOL
RETURN DISPLAY RETURN DISPLAY REC REC
EFFECT EFFECT
AUDIO AUDIO
STEREO HALL JAZZ ROCK STEREO HALL JAZZ ROCK DISC SKIP DISC SKIP
1 2 3 4 1 2 3 4

MUSIC ENTERTAIN TV THTR MOVIE MUSIC ENTERTAIN TV THTR MOVIE FREQ/RDS MODE PTY SEEK START EON

5 6 7 8 5 6 7 8 RAV248 RAV249
WC55260 US WC55270 EU

V /DTS PURE DIRECT NIGHT EX/ES V /DTS PURE DIRECT NIGHT EX/ES

9 0 10 ENTER 9 0 10 ENTER
CHP/INDEX


RAV270 RAV271
WC63290 US WC63300 EU




RX-V750 (U, C, R, T, K, A, L models) RX-V750 (G model) RX-V650 (U, C, R, T, K, A, L models) RX-V650 (B, G, E models)
DSP-AX750 (J model) DSP-AX750SE (B model) HTR-5760 (U, C, R, T, K, A models)




6
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



s REAR PANELS
w RX-V750 (U, C models)




w RX-V750 (R model)




RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760
w RX-V750 (T model)




7
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



w RX-V750 (K model)




w RX-V750 (A model)
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760




w RX-V750 (G model)




8
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



w RX-V750 (L model)




w DSP-AX750 (J model)




RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760
w DSP-AX750SE (B model)




9
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



w RX-V650 (U, C models)




w RX-V650 (R model)
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760




w RX-V650 (T model)




10
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



w RX-V650 (K model)




w RX-V650 (A model)




RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760
w RX-V650 (B model)




11
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



w RX-V650 (G, E models)




w RX-V650 (L model)
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760




w HTR-5760 (U, C models)




12
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



w HTR-5760 (T model)




w HTR-5760 (K model)




RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760
w HTR-5760 (A model)




13
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



s SPECIFICATIONS
AUDIO SECTION / [RX-V650/HTR-5760]
Minimum RMS Output Power (Power Amp. Section) / FRONT L/R (1 kHz, 10 % THD)
[RX-V750/DSP-AX750/DSP-AX750SE] R, T, K models (8 ohms) . . . . . . . . . . . . . . . . . . . . . . . . 135 W
(20 Hz to 20 kHz) CENTER (1 kHz, 10 % THD)
FRONT L/R R, T, K models (8 ohms) . . . . . . . . . . . . . . . . . . . . . . . . 135 W
U, C, R, T, K, A, B, G, L models (0.06% THD, 8 ohms) . . . 100 W + 100 W SURROUND L/R (1 kHz, 10 % THD)
J model (0.09% THD, 6 ohms) . . . . . . . . . . . . 100 W + 100 W R, T, K models (8 ohms) . . . . . . . . . . . . . . . . . . . . . . . . 135 W
CENTER SURROUND BACK L/R (1 kHz, 10 % THD)
U, C, R, T, K, A, B, G, L models (0.06% THD, 8 ohms) . . . . . . . . . 100 W R, T, K models (8 ohms) . . . . . . . . . . . . . . . . . . . . . . . . 135 W
J model (0.09% THD, 6 ohms) . . . . . . . . . . . . . . . . . . . 100 W DIN Standard Output Power Per Channel (B, G, L, E models)
SURROUND L/R [RX-V750/DSP-AX750/DSP-AX750SE]
U, C, R, T, K, A, B, G, L models (0.06% THD, 8 ohms) . . . 100 W + 100 W (1 kHz, 0.7 % THD, 4 ohms)
J model (0.09% THD, 6 ohms) . . . . . . . . . . . . 100 W + 100 W FRONT L/R . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 W + 150 W
SURROUND BACK L/R CENTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 W
U, C, R, T, K, A, B, G, L models (0.06% THD, 8 ohms) . . . 100 W + 100 W SURROUND L/R . . . . . . . . . . . . . . . . . . . . . . . . 150 W + 150 W
J model (0.09% THD, 6 ohms) . . . . . . . . . . . . 100 W + 100 W SURROUND BACK L/R . . . . . . . . . . . . . . . . . . . 150 W + 150 W
(1 kHz) [RX-V650/HTR-5760]
FRONT L/R (1 kHz, 0.7 % THD, 4 ohms)
U, C, R, T, K, A, B, G, L models (0.7% THD, 8 ohms) . . . . 115 W + 115 W FRONT L/R . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 W + 145 W
CENTER CENTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145 W
U, C, R, T, K, A, B, G, L models (0.7% THD, 8 ohms) . . . . . . . . . . 115 W SURROUND L/R . . . . . . . . . . . . . . . . . . . . . . . . 145 W + 145 W
SURROUND L/R SURROUND BACK L/R . . . . . . . . . . . . . . . . . . . 145 W + 145 W
RX-V750/DSP-AX750/DSP-AX750SE




U, C, R, T, K, A, B, G, L models (0.7% THD, 8 ohms) . . . . 115 W + 115 W IEC Power (B, G, L, E models)
SURROUND BACK L/R [RX-V750/DSP-AX750/DSP-AX750SE]
RX-V650/HTR-5760




U, C, R, T, K, A, B, G, L models (0.7% THD, 8 ohms) . . . . 115 W + 115 W FRONT L/R, 1 kHz, 0.06% THD, 8 ohms . . . . . . 110 W + 110 W
[RX-V650/HTR-5760] [RX-V650/HTR-5760]
(20 Hz to 20 kHz) FRONT L/R, 1 kHz, 0.06% THD, 8 ohms . . . . . . 105 W + 105 W
FRONT L/R Dynamic Power Per Channel (IHF) /
U, C, R, T, K, A, B, G, L, E models (0.06% THD, 8 ohms) . . . 95 W + 95 W [RX-V750/DSP-AX750/DSP-AX750SE]
CENTER FRONT L/R
U, C, R, T, K, A, B, G, L, E models (0.06% THD, 8 ohms) . . . . . . . . 95 W U, C, R, T, K, A, B, G, L models (8/6/4/2 ohms) . . . 135/170/200/245 W
SURROUND L/R J model (6/4/2 ohms) . . . . . . . . . . . . . . . . . . . 140/170/215 W
U, C, R, T, K, A, B, G, L, E models (0.06% THD, 8 ohms) . . . 95 W + 95 W [RX-V650/DSP-AX750/DSP-AX750SE]
SURROUND BACK L/R U, C, R, T, K, A, B, G, L, E models (8/6/4/2 ohms) . . . 130/165/195/240 W
U, C, R, T, K, A, B, G, L, E models (0.06% THD, 8 ohms) . . . 95 W + 95 W Dynamic Headroom (U, C models)
(1 kHz) [RX-V750/DSP-AX750/DSP-AX750SE]
FRONT L/R 8 ohms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.30 dB
U, C, R, T, K, A, B, G, L, E models (0.7% THD, 8 ohms) . . 110 W + 110 W [RX-V650/HTR-5760]
CENTER 8 ohms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.36 dB
U, C, R, T, K, A, B, G, L, E models (0.7% THD, 8 ohms) . . . . . . . . 110 W Damping Factor /
SURROUND L/R FRONT L/R, 20 Hz to 20 kHz, 8 ohms . . . . . . . . . . 100 or more
U, C, R, T, K, A, B, G, L, E models (0.7% THD, 8 ohms) . . 110 W + 110 W Input Sensitivity/Impedance /
SURROUND BACK L/R (1 kHz, 100W/8 ohms)
U, C, R, T, K, A, B, G, L, E models (0.7% THD, 8 ohms) . . 110 W + 110 W PHONO MM [RX-V750/DSP-AX750/DSP-AX750SE] . . . 2.5 mV/47 k-ohms
Maximum Power (EIAJ) / CD, etc. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 mV/47 k-ohms
[RX-V750/DSP-AX750/DSP-AX750SE] EXT. DECODER
FRONT L/R (1 kHz, 10 % THD) FRONT L/R . . . . . . . . . . . . . . . . . . . . . . . . 200 mV/47 k-ohms
R, T, K models (8 ohms) . . . . . . . . . . . . . . . . . . . . . . . . 140 W CENTER . . . . . . . . . . . . . . . . . . . . . . . . . . 200 mV/47 k-ohms
J model (6 ohms) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 W SURROUND L/R . . . . . . . . . . . . . . . . . . . 200 mV/47 k-ohms
CENTER (1 kHz, 10 % THD) SURROUND BACK L/R . . . . . . . . . . . . . . 200 mV/47 k-ohms
R, T, K models (8 ohms) . . . . . . . . . . . . . . . . . . . . . . . . 140 W SUBWOOFER . . . . . . . . . . . . . . . . . . . . . 200 mV/47 k-ohms
J model (6 ohms) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 W Maximum Input Signal /
SURROUND L/R (1 kHz, 10 % THD) PHONO MM [RX-V750/DSP-AX750/DSP-AX750SE]
R, T, K models (8 ohms) . . . . . . . . . . . . . . . . . . . . . . . . 140 W 1kHz, 0.1 % THD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 mV
J model (6 ohms) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 W CD, etc., 1kHz, 0.5 % THD (EFFECT ON) . . . . . . . . . . . . . 2.2 V
SURROUND BACK L/R (1 kHz, 10 % THD)
R, T, K models (8 ohms) . . . . . . . . . . . . . . . . . . . . . . . . 140 W
J model (6 ohms) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 W




14
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760


Output Level/Impedance / VIDEO SECTION /
REC OUT . . . . . . . . . . . . . . . . . . . . . . . . . . 200 mV/1.2 k-ohms Video Signal Type (Glay Back)/
PRE OUT (FRONT, CENTER, SURROUND, SURROUND BACK,) J, U, C, R, K models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . NTSC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0 V/1.2 k-ohms T, A, B, G, L, E models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PAL
SUBWOOFER OUT (2ch Stereo & FRONT SP: Small) Video Conversion /
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.0 V/1.7 k-ohms J, U, C, R, T, K, A, B, G, L, E models . . . . . . . . . . . . . . . . NTSC
ZONE 2 OUT (U, C, A models) R, T, A, B, G, L, E models . . . . . . . . . . . . . . . . . . . . . . . . . . PAL
. . . . . . . . . . . . . . . . . . . . . . . . . . 200 m V/1.2 k-ohms Composite Video Signal Level /
Headphone Jack Rated Output/Impedance / . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Vp-p/75 ohms
S-Video Signal Level /
CD, etc. 1 kHz, 50 mV, 8 ohms . . . . . . . . . . 150 mV/100 ohms Y . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Vp-p/75 ohms
Frequency Response / C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.286 Vp-p/75 ohms
CD, etc. 10 Hz to 100 kHz, FRONT L/R . . . . . . . . . . . . 0/-3.0 dB Component Signal Level /
Total Harmonic Distortion (20 Hz to 20 kHz) / Y . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Vp-p/75 ohms
PHONO MM [RX-V750/DSP-AX750/DSP-AX750SE] to REC OUT (1 V) Cb/Cr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7 Vp-p/75 ohms
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.02 % or less D4 Video Signal (J model) /
CD, etc. (2ch Stereo) to FRONT SP OUT (50W/8 ohms) Y . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Vp-p/75 ohms
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.06 % or less Cb/Cr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.7 Vp-p/75 ohms
RIAA Equalization Deviation / Video Maximum Input Level /
PHONO MM [RX-V750/DSP-AX750/DSP-AX750SE] . . . . 0 ± 0.5 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.3 Vp-p or more
Signal to Noise Ratio (IHF-A Network) / Video Signal to Noise Ratio /
[RX-V750/DSP-AX750/DSP-AX750SE] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 dB or more
PHONO MM (Input shorted, REC OUT) Monitor Out Frequency Response /
J model (2.5 mV) . . . . . . . . . . . . . . . . . . . . . . 80 dB or more Video Signal . . . . . . . . . . . . . . . . . . . . 5 Hz to 10 MHz, -3 dB
U, C, R, T, K models (5 mV) . . . . . . . . . . . . . . 86 dB or more S-Video Signal . . . . . . . . . . . . . . . . . . 5 Hz to 10 MHz, -3 dB




RX-V750/DSP-AX750/DSP-AX750SE
A, B, G, L models (5 mV) . . . . . . . . . . . . . . . . 81 dB or more Component Video Signal . . . . . . . . . . 5 Hz to 60 MHz, -3 dB




RX-V650/HTR-5760
CD, etc. (EFFECT OFF, Input shorted, 250mV, SP OUT) . . 100 dB or more D4 Video Signal (J model) . . . . . . . . . 5 Hz to 60 MHz, -3 dB
[RX-V650/HTR-5760]
CD, etc. (EFFECT OFF, Input shorted, 250mV, SP OUT) . . 100 dB or more FM SECTION (except DSP-AX750SE) /
Residual Noise (IHF-A Network) / Tuning Range
FRONT L/R SP OUT . . . . . . . . . . . . . . . . . . . . . 150 µV or less U, C models . . . . . . . . . . . . . . . . . . . . . . . . . 87.5 to 107.9 MHz
Channel Separation / R, L models . . . . . . . . . . . . 87.5 to 108.0/87.50 to 108.00 MHz
PHONO MM [RX-V750/DSP-AX750/DSP-AX750SE] (Input shorted) T, K, A, B, G, E models . . . . . . . . . . . . . . 87.50 to 108.00 MHz
1 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 dB or more J model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76.0 to 90.0 MHz
10 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 dB or more 50 dB Quieting Sensitivity (IHF)
CD, etc. (Input 5.1 k shorted) 1 kHz 100% MOD.
1 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 dB or more Mono . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0 µV (17.3 dBf)
10 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 dB or more Stereo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 µV (39.2 dBf)
Tone Control Characteristics / Usable Sensitivity (IHF)
FRONT, CENTER SUBWOOFER Mono . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0 µV (11.2 dBf)
BASS Boost/Cut (50 Hz) . . . . . . . . . . . . . . . +6 dB/-6 dB Selectivity
Turnover Frequency . . . . . . . . . . . . . . . . . 350 Hz at 400 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 dB
TREBLE Boost/Cut (20 kHz) . . . . . . . . . . . . . . +6 dB/-6 dB Signal to Noise Ratio (IHF)
Turnover Frequency . . . . . . . . . . . . . . . . . 3.5 kHz Mono . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 dB
Filter Characteristics / Stereo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 dB
FRONT, CENTER, SURR., SURR. BACK SP SMALL Harmonic Distortion (1 kHz)
Frequency . . 40/60/80/90/100/110/120/160/200 Hz Mono . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.2 %
H.P.F . . . . . . . . . . . . . . . . . . . . . . . . . . . +12 dB/oct. Stereo . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.3 %
SUBWOOFER Stereo Separation (1 kHz) . . . . . . . . . . . . . . . . . . . . . . . . 42 dB
Frequency . . 40/60/80/90/100/110/120/160/200 Hz Frequency Response
L.P.F . . . . . . . . . . . . . . . . . . . . . . . . . . . +24 dB/oct. 20 Hz to 15 kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . +0.5/-2.0 dB
Antenna Input . . . . . . . . . . . . . . . . . . . . . . 75 ohms unbalanced

AM SECTION (except DSP-AX750SE) /
Tuning Range
U, C models . . . . . . . . . . . . . . . . . . . . . . . . . . . 530 to 1710 kHz
R, L models . . . . . . . . . . . . . . . . . 530 to 1710/531 to 1611 kHz
K, A, B, G, E, J models . . . . . . . . . . . . . . . . . 531 to 1611 kHz
Usable Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300 µV/m
Antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Loop antenna




15
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760


GENERAL /
Power Supply /
U, C models . . . . . . . . . . . . . . . . . . . . . . . . . . AC 120 V, 60 Hz
Manufactured under license from Dolby Laboratories.
R model . . . . . . . . . . . . . AC 110/120/220/230-240 V, 50/60 Hz
"Dolby", "Pro Logic", "Surround EX", and the double-D symbol
L model . . . . . . . . . . . . . . . . . . . . AC 220/230-240 V, 50/60 Hz
T model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AC 220 V, 50 Hz are trademarks of Dolby Laboratories.
K model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AC 220 V, 60 Hz
A model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AC 240 V, 50 Hz
B, G, E models . . . . . . . . . . . . . . . . . . . . . . . . AC 230 V, 50 Hz V
J model . . . . . . . . . . . . . . . . . . . . . . . . . . . AC 100 V, 50/60 Hz
Power Consumption /
U, C models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400W/500VA
R, T, K, A, B, G, L, E models . . . . . . . . . . . . . . . . . . . . . . 440W
J model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295 W
Maximum Power Consumption "DTS", "DTS-ES Digital Surround", "Neo:6" and "DTS 96/24" are
R model (6ch Drive, 10% THD) . . . . . . . . . . . . . . . . . . . 850 W registered trademarks of Digital Theater Systems, Inc.
Standby Power Consumption /
U, C, T, K, A, B, G, E, J models . . . . . . . . . . . . . . . . . . . . 0.1 W
R, L models (AC 240V, 50Hz) . . . . . . . . . . . . . . . . . . . . . 0.1 W
AC Outlet /
2 Switched Outlet "SILENT CINEMA"is a trademark of YAMAHA CORPORATION.
U, C, G, E, J models . . . . . . . . . . . . . . . . . . 100 W Max. total
R, T, L models . . . . . . . . . . . . . . . . . . . . . . . . 50 W Max. total
1 Switched Outlet
A, B models . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 W Max.
RX-V750/DSP-AX750/DSP-AX750SE




Dimensions (W x H x D) /
RX-V650/HTR-5760




RX-V750, DSP-AX750, DSP-AX750SE, RX-V650
. . . . . . . . . . . . . . . . . . . . . . . . . 435 x 171 x 420 mm
(17-1/8" x 6-3/4" x 16-9/16")
HTR-5760 . . . . . . . . . . . . . . . . . . . . . . . . 435 x 171 x 416 mm
(17-1/8" x 6-3/4" x 16-3/8")
Weight / 12.5 kg (27 lbs 9 oz) DIMENSIONS
Finish / HTR-5760
RX-V750 . . . . . . . . . . . . . . . . Black color (U, C, R, A, G models) RX-V750, DSP-AX750, DSP-AX750SE, RX-V650
Titanium color (C, G, L models)




(7/8")
(7/8")

22
22
Gold color (R, T, K models)
DSP-AX750 . . . . . . . . . . . . . . Gold color (J model)
DSP-AX750SE . . . . . . . . . . . . Black color (B model)
Titanium color (B model)
RX-V650 . . . . . . . . . . . . Black color (U, C, R, A, B, G, E models)
Titanium color (C, B, G, E models)
380 (14­15/16")



376 (14­13/16")
420 (16­9/16")



416 (16­3/8")
Gold color (R, T, K, G, L, E models)
HTR-5760 . . . . . . . . . . . Black color (U, C, A models)
Silver color (U, C, A models)
Gold color (T, K models)
Accessories / . . . . . . . . . . . . . . . . . Remote Control x 1
Battery (Manganese Dry) x 4
Optimizer Microphone x 1
Indoor FM Antenna x 1 (Except DSP-AX750SE)
PAL 75/300 ohms Antenna Adapter x 1 (RX-V650 B model only)
AM Loop Antenna x 1 (Except DSP-AX750SE)
(11/16")



(11/16")
18



18




* Specifications subject to change without notice.
435 (17­1/8")
U ........ USA model
C ........ Canadian model
R ........ General model
(5­7/8")

(6­3/4")




T ........ Chinese model
150

171




K ........ Korean model
A ........ Australian model
B ........ British model
G ........ European model
(13/16")




L ........ Singapore model
21




E ........ South European model
J ........ Japanese model
Unit : mm (inch)


16
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760


q SET MENU TABLE /




RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760




17
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760




18
q THE VARIABLE RANGE OF THE PARAMETER (MIN/MAX/STEP) /
RX-V650/HTR-5760
RX-V750/DSP-AX750/DSP-AX750SE
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760



s INTERNAL VIEW



q w e r ty u i o !0 !1




RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760
!2 !3 !4 !5 !6 !7




q SUB TRANS P.C.B. o CONVERSION (2) P.C.B.
w MAIN (2) P.C.B. !0 FUNCTION (1) P.C.B.
e MAIN (6) P.C.B. !1 DSP P.C.B.
r FM/AM TUNER (Except DSP-AX750SE) !2 OPERATION (3) P.C.B.
t MAIN (3) P.C.B. !3 OPERATION (1) P.C.B.
y CONVERSION (1) P.C.B. !4 POWER (1) P.C.B.
u FUNCTION (3) P.C.B. !5 MAIN (1) P.C.B.
i FUNCTION (4) P.C.B. !6 FUNCTION (2) P.C.B.
!7 OPERATION (4) P.C.B.




19
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760


s DISASSEMBLY PROCEDURES
· The description below uses DSP-AX750 (J midel) as a
representative model.
· Remove parts in disassembly order as numbered.
· Disconnect the power cable from the AC outlet.


1. Removal of Top Cover
a. Remove 4 screws ( q ) and 4 screws ( w ). (Fig. 1) q w
b. Slide the Top Cover rearward to remove it. (Fig. 1)

2. Removal of Front Panel
a. Remove the VOLUME knob, PROGRAM knob and the
INPUT knob.
b. Remove 3 screws ( e ) and 3 screws ( r ) and then
remove the Front Panel. (Fig. 2, 3) e r
RX-V750/DSP-AX750/DSP-AX750SE




1
RX-V650/HTR-5760




2




2

1
Fig. 1




3 3 3 4 4 4


Fig. 2 Fig. 3


20
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760


3. Removal of Sub Chassis
a. Remove 2 push rivets ( t ) and then remove the Side t
Plates L/R. (Fig. 4, 5)
b. Loosen the harness fixture fixing the cable.
c. Remove connectors CB863 (3P), CB505 (21P), CB306
(8P), CB309 (5P), CB3(3P) and CB7 (6P). (Fig. 7)
d. Remove 2 screws ( y ) and then remove the Sub y
Chassis. (Fig. 6)




5 5
Fig. 4 Fig. 5




RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760
6 6
Fig. 6




Fig. 7


21
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760


4. Removal of P.C.B. Unit
a. Remove 31 screws ( u ). (Fig. 8) u
b. Remove 1 screw ( i ). (Fig. 9) i
c. Disconnect the following connectors.




d. Remove the P.C.B. Unit. (Fig. 11)


7 7 7 7
RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760




8
7 7 7 7 7
Fig. 8 Fig. 9




q P.C.B. Unit




Fig. 10 Fig. 11