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16

The internal beam is emitted forward from
this window when you press any button
on the commander. For the remote con-
trols to function properly, always face this
window toward the remote sensor window
on the receiver and do not obstruct this
window with any material.

Press this button to turn the power on and
off. Automatic power on:  When you press
the input function buttons (CD, TUNER,
TAPE 1, TAPE 2, TV/AUX, VCR 1, VCR 2,
PHONO) in STANDBY mode, the power is
automatically turned on and the function is
selected.

Press these buttons to tune the receiver
up or down.

1

12

4

5

6

16

14

11

2

3

7

13

15

17

8

CD

Tape1

Tape2

TV/Aux

VCR1

VCR2

Skip

Intro

Search

Phono

Tuner

A-B

A/B

Select

Delay

Off

Hall

3-Stereo

Pro-Logic

Display

Sleep

Mute

RearLevel

MasterVolume

CenterLevel

CentMode

Test

Power

Tuning

PScan

T

uner

CD

1

2

3

4

5

6

7

8

9

0

Disc

18

9

10

REMOTE CONTROL
OPERATION RANGE

Volume

Speakers

1

2

FM Mode

Search

AM

FM

Tuning

Loudness

1

2

3

4

5

P. Scan

0-30

Memory

6

7

8

9

0

Surround

Input

VCR2

VCR1

VCR2

Delay

Surround

Center

Test

Tape 2 Mon

Tape 1

VCR2

VCR1

TV/Aux

Tuner

Phono

CD

Power 

Headphones

SetRec

Set

Bass

Treble

Balance

JSR655 DOLBY® SURROUND RECEIVER

8m

30

0

30

0

CD

Tape1

Tape2

TV/Aux

VCR1

VCR2

Skip

Intro

Search

Phono

Tuner

A-B

A/B

Select

Delay

Off

Hall

3-Stereo

Pro-Logic

Display

Sleep

Mute

RearLevel

MasterVolume

CenterLevel

CentMode

Test

Power

Tuning

PScan

T

uner

CD

1

2

3

4

5

6

7

8

9

0

Disc

PRO-LOGIC

DOLBY SURROUND

MHz

FM

AM

MONO

SEARCH

TAPE MONITOR

PRESET

MEMORY

MS

MIN

DELAY

TIME
SLEEP

CENTER MODE

PHANTOM

NORM

WIDE

VCR 1 DUBBING

KHz

3 STEREO

HALL

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17

Button for scanning preset station 
frequencies (see page 15).

These buttons can be used for preset
tuning in TUNER mode. Preset tuning:
Press the TUNER button to change the
input function of the receiver to TUNER
and then select one of the 30 preset
locations. Selection of CD track number:
Press the CD button to change the input
function of the receiver to CD and press
the desired track number (1, 2, ... 98, 99),
then the CD player starts to play.

For a CD PLAYER:  DISC (DISC SKIP, this
is available for Harman Kardon CD
changers), (play), (pause), (stop), (back-
ward skip), (forward skip), A-B and INTRO
buttons are available. The A-B button is
used to repeat a specific passage.

BUTTONS - For a cassette deck:
(pause/record), (stop), (record),
(reverse play), (forward play), (rewind),
(fast forward) buttons are available.
This will only work with some Harman
Kardon cassette decks.

This button operates only in DOLBY
PRO LOGIC and HALL modes. In
these modes, the output signal from
the surround speakers is delayed
slightly from that of the front speakers.
Select appropriate delay time to
achieve the best surround-sound
effect. For Dolby Surround sound, we
recommend a 20ms delay. The time is
changed as below, when the button is
pressed in succession.

Press the button to select the desired
input function. The available buttons
are CD, TUNER, TAPE 1, TAPE 2,
TV/AUX, VCR 1, VCR 2, and PHONO.

Use these buttons to adjust the sound
level of the center speaker to that of the
front speakers. These buttons work only

05 ms

10 ms

15 ms

20 ms

25 ms

30 ms

15 ms

20 ms

25 ms

30 ms

in DOLBY PRO LOGIC and DOLBY 3
STEREO mode. These buttons do not
work in PHANTOM.

Selects the center mode (see page 14).

Generates test sounds in all channels
(Left, Center, Right and Surround) in
succession.

These buttons operate only in DOLBY
PRO LOGIC and HALL mode. Use
these buttons to adjust the sound
level of the surround speakers. Set
the MASTER VOLUME control at the
desired level and press the up or
down button until you get the opti-
mum surround effect at your listening
position.

Adjust the overall (front, center, and
rear) volume level.

Press once and the display dims,
press again and it turns off. Press a
third time and it goes on.

Sets the receiver to automatically turn
off after 10, 20, 30, 60, or 90 minutes.
Each time the button is pressed, the
setting is advanced as below.

The display will dim when the sleep
function has been set.

Press this button to silence the
speakers temporarily. The volume
indicator blinks. Press again to
restore the same listening level as
before.

This battery case is provided as the
power source for the commander. To
remove the cover, press it down with
your thumb and pull it toward the
back side. Two UM-3, size “AA” or R6
1.5V dry batteries are used. When
loading the batteries, make sure that
the polarity is correct. Remove the
batteries from the case if the remote
commander will not be used for a
long time.

10 min

20 min

30 min

60 min

90 min

OFF

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18

This unit is designed for trouble-free operation. Most problems users’ encounter are due to operating errors. So if you have a problem, first check this list for a possible
solution. If the problem persists, consult your authorized JBL service center.

No lights illuminate when Power switch is pressed.

• Unit is plugged into a live outlet.

No sound is heard.

• Speaker selector is set to the desired speakers.
• Correct source button has been pressed.
• Volume is turned up.
• Speakers are connected properly.

Dolby Surround does not work on center and rear channels.

• Correct surround mode is selected.
• Rear and Center levels are turned up.

Selecting video component produces sound but no picture.

• Video cables are connected properly.

The TV picture does not match the sound.

• Video sources are properly connected to receiver.
• Video/Antenna Switch on TV is set to Video.

No output from one or more channels.

• Cables are not defective:  check/replace speaker or phono cables.
• The signal source is operating and providing proper signal output to the JSR655.

No center channel output.

• Dolby surround or movie mode is turned on.
• “Phantom” mode is not active.

Tuner sound has a large amount of interference.

• The antenna is properly connected.

OR, The “Stereo” display is not fully illuminated.

• The antenna is properly located.

OR, Tuner sound distorts and/or volume level is too low.

• The antenna is set in the proper direction.
• The antenna is adequate to receive the desired station.

Tuner is intermittent or continuously buzzing or hissing.

• The unit is away from fluorescent lights, TVs, motors and other electrical appliances.

Stations cannot be preset.

• After pressing the Memory button, the Preset button is pressed while the “Memory” light is still flashing.

Phono sound is too faint, has hum, ringing, or howl.

• Turntable cartridge is moving magnet type, or step-up transformer is used.
• Ground wire from turntable has been connected to ground terminal on receiver.
• Cable from turntable is away from power cords and speaker cables.
• Turntable is away from speakers.
• Turntable is on a stable surface.

 JSR655om (a) qx  7/28/98 9:54 AM  Page 20

19

Continuous Average Power

120 Watts x 2, 8 Ohms

Continuous Average Power

Front L&R channels

100 Watts x 2, 8 Ohms

Center channel

100 Watts, 8 Ohms

Rear channels

40 Watts x 2, 8 Ohms

High-Instantaneous Current Capability

(HCC):

±30 Amps

Negative Feedback:

26dB

Frequency Response @ 1W (+0/-3dB):

0.5Hz - 150kHz

Slew Rate:

80 Volts/µSec

Rise Time:

1.8µSec

Transient Intermodulation Distortion (TIM): Unmeasurable

Signal-to-Noise Ratio (ref. 1 Volt, A-Wtd)

Phono (MM):

74dB

CD:

92dB

Video:

84dB

Input Sensitivity/Impedance

Phono (MM):

2,5mV/47k

Ω

125pF

Video, CD, Tape:

150mV/22k

Ω

Phono Overload:

140mV

RIAA EQ Accuracy (20Hz-20kHz):

±1.0dB

Tone Control Range

Bass @ 100Hz:

±10dB

Treble @ 10kHz:

±10dB

Loudness Contour 

100Hz/10kHz:

+6dB/+3dB

Usable Sensitivity, Mono (dBf):

11.2

50dB Quieting Sensitivity, Stereo (dBf):

37.2

Signal-to-Noise Ratio 
@ 65dBf, mono/stereo:

74dB/70dB

Capture Ratio:

2.0dB

Selectivity, Adjacent/Alternate Channel:

5dB/65dB

IF Rejection:

100dB

AM Rejection @ 45dBf:

55dB

Stereo Separation @ 1kHz, 65dBf:

45dB

THD @ 1kHz, 65dBf, mono/stereo (%):

.2/.3

Sensitivity, External Antenna:

25µV

Alternate Channel Selectivity:

55dB

Image Rejection:

35dB

IF Rejection:

60dB

Dimensions (WxHxD)

inches

17

5

⁄

16

x 4

7

⁄

8

x 15

15

⁄

16

mm:

440 x 125 x 380

Weight (lbs/kgs):

23.59 / 10.7

Depth measurement includes knobs, buttons and antennas.
Height measurement includes feet.

All features and specifications are subject to change without notice.

Declaration of Conformity

Kongevejen 194B 
DK-3460 Birkerød
DENMARK

declare in own responsibility, that the product described

in this owner’s manual is in compliance with technical

standards:

EN 60 065/1994

EN 55 013/6.1990

EN 55 020/6.1988

EN 60 555-2-3/1987/88 

Steen Michaelsen

Birkerød. DENMARK. 1/97

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