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Maintenance

No user serviceable parts are to be found 
within the monitor enclosure or the RAM-L 
amplifier unit. Any maintenance or repair of 
the monitor should only be undertaken by 
qualified service personnel. 

Guarantee

Genelec 1237A and 1238A are supplied with 
a two year guarantee against manufacturing 
faults or defects that might alter the perfor-
mance of the monitors. Refer to supplier for 
full sales and guarantee terms.

Accessories

A wide selection of accessories is available 
for Genelec monitors. Consult the Accesso-
ries Catalogue on www.genelec.com or your 
local distributor/dealer for up-to-date informa-
tion.

Compliance to FCC Rules

This device complies with part 15 of the FCC 
Rules. Operation is subject to the following 
two conditions: 

1.  This device may not cause harmful 

interference

2.  This device must accept any interfer-

ence received, including interference 
that may cause undesired operation. 

Note: This equipment has been tested and 
found to comply with the limits for a Class 
B  digital device, pursuant to part 15 of the 
FCC Rules. These limits are designed to pro-

Figure 11. Flush mounting the monitorin 
a wall constructed of wood

Figure 12. Flush mounting the monitor in 
a wall constructed of concrete

Figure 13. Flush mounting the monitor 
in a wall constructed of a combination 
of materials.

HEAVY WOODEN WALL

ABSORBING

MATERIAL

VIBRATION
ISOLATORS

f ~ 2-8 Hz

AMPLIFIER

REMOVED

FROM ENCLOSURE

CONCRETE WALL

SAND

BAGS

VIBRATION

ISOLATORS

f ~ 2-8 Hz

AMPLIFIER

REMOVED

FROM ENCLOSURE

CONCRETE

STRUCTURE

MULTI-LAYERED WALL
(WOOD, CONCRETE, 

BRICKS)

VIBRATION

ISOLATORS
f ~ 2-8 Hz

AMPLIFIER
REMOVED

FROM 
ENCLOSURE

FACING PANEL

FIXED TO THE WALL

(50-100 mm / 2-4")

RUBBER GASKET

(5-10 mm / ¼-½")

SPEAKER

WALL

Figure 14. Covering the gap between 
the wall and the monitor cabinet.

Button press

Function

Notes

Short press

Power on, power off

Long press

Enter special mode, exit 
special mode

Press longer than 5 seconds

Special mode: one short 
press

Mode 1: AES/EBU channel 
A selected, room-related 
calibration in use

Power button light blinks 
once every few seconds

Short press advances

Mode 2: AES/EBU channel 
B selected, room-related 
calibration in use

Power button light blinks 
twice every few seconds

Short press advances

Mode 3: AES/EBU channel A 
selected, factory calibration 
in use

Power button light blinks 
three times every few sec-
onds

Short press advances

Mode 4: AES/EBU channel B 
selected, factory calibration 
in use

Power button blinks four 
times every few seconds

Special selection: long press Once a special mode 1-4 has 

been selected, a long press 
selects the special mode

Press longer than 5 seconds; 
the RAM-L selects the spe-
cial mode and starts playing. 
To exit the special mode turn 
off the amplifier.

Special mode: no press for 
60 seconds

RAM-L exits the special 
mode and turns off

Automatically happens if user 
does not press the power 
button

Table 2. Power button actions to activate testing modes

Summary of Contents for 1237A

Page 1: ...Genelec 1237A and 1238A Smart Active Monitors Operating Manual 1237A and 1238A ...

Page 2: ...tic reflections from objects close to monitors and the listening position can cause colouration and blurring of the sound image Symmetrical positioning of reflective objects maintains good stereo imaging When soffit flush mounting the wall surface should extend to the monitor forming a continuous surface Minimum Clearances The minimum clearance is 5 cm 2 in behind above and on both sides of the mo...

Page 3: ...H2 mm in W2 mm in 1237A 540 21 1 4 in 200 7 7 8 in 230 9 1 16 in 170 6 11 16 in 1238A 650 25 5 8 in 240 9 1 2 in 282 11 1 8 in 202 7 15 16 in both A and B subchannels are reproduced by the monitor GLM software is used to set up the monitor to specific channel assignments RAM L Amplifier Power Button The power button in the middle of the RAM L amplifier front panel controls several functions A shor...

Page 4: ...cabinet 13 Attach signal cables and the mains cable Flush Mounting the Monitor Enclosure Flush mounting offers acoustical benefits No cabinet edge diffraction will occur Low frequency reflections from the wall behind the monitor can be avoided The monitor s acoustical axis Figure 1 should point to the seated listening position The wall in which the monitors are mounted should be stiff and heavy Th...

Page 5: ...ng and adjustment must only be performed by qualified service person nel The monitor enclosure or the ampli fier enclosure must not be opened 2 Do not use this product with a mains cable with no protective earth conduc tor or a mains connection without the protective earth contact as this may lead to personal injury 3 To prevent fire or electric shock do not expose the unit to water or moisture 4 ...

Page 6: ... VIBRATION ISOLATORS f 2 8 Hz AMPLIFIER REMOVED FROM ENCLOSURE CONCRETE WALL SAND BAGS VIBRATION ISOLATORS f 2 8 Hz AMPLIFIER REMOVED FROM ENCLOSURE CONCRETE STRUCTURE MULTI LAYERED WALL WOOD CONCRETE BRICKS VIBRATION ISOLATORS f 2 8 Hz AMPLIFIER REMOVED FROM ENCLOSURE FACING PANEL FIXED TO THE WALL 50 100 mm 2 4 RUBBER GASKET 5 10 mm SPEAKER WALL Figure 14 Covering the gap between the wall and th...

Page 7: ...elevi sion reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures 1 Reorient or relocate the receiving antenna 2 Increase the separation between the equipment and receiver 3 Connect the equipment into an outlet on 20 20k 50 100 200 500 1k 2k 5k 10k Hz Genelec Oy 1237A dBr vs freq Hz 31...

Page 8: ... monitor with integrated amplifier 42 kg 93 lb 57 kg 126 lb Weight monitor with amplifier removed 36 kg 80 lb 51 kg 113 lb Amplifier weight 6 kg 13 lb Dimensions monitor enclosure Height Width Depth 680 mm 263 4 in 400 mm 153 4 in 380 mm 15 in 810 mm 32 in 480 mm 19 in 420 mm 161 2 in Amplifier dimensions in rack mount configuration Height front panel Height amplifier casing Width front panel Widt...

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