Mesa/Boogie F-30, F-50, F-100 owner manual

Models: F-50 F-100 F-30, F-50, F-100

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F-50
FOOTSWITCH SOCKET BELOW
BLO
50-60 Hz
2 A
SLO
STEREO OR MONO
120 V~
2 A
RECORD / PHONES
POWER FUSE
USE F
E F
SU
WARNING: Unplug power before replacing fuse or removing bolts mounting chassis.
2A S.B.
FOOTSWITCH SOCKET BELOW
STEREO / MONO
120 V~
60 Hz
2A
2A SLO BLO
FX SEND
RCORD / PHONES
FUSE
POWER
FUSE
REAR VIEW:
WARNING: Unplug power before replacing fuse or removing bolts mounting chassis.
REAR PANEL:

F-Series All Tube Amplifiers MESA BOOGIE Handbuilt in Petaluma, CA

SPEAKERS

10%100% FX MIX

RETURN

MUTEManual background SPKR Manual background ON

SILENT RECORDING

8 OHM

COMBO

WARNING: To reduce risk of fire or

WARNING: To reduce risk of fire or electric

electric shock, replace fuse with

same type and rating only. Do not

shock, Do not remove cover. No user-

expose this unit to rain or moisture.

serviceable parts inside. Refer

 

servicing to qualified personnel.

4 OHM

4 OHM

USE WITH 8 OHM SPEAKERS

FUSE:

This is the A.C.’s ( Alternating Current ) main fuse and provides protection from outside A.C. fluctuations, as well as power tube failure damage. Should the FUSE blow, replace it with the same rating in a slo- blo type package. The domestic U.S. version requires a 2 Amp SLO-BLO FUSE. A power tube short or failure is often the cause of a blown fuse...Follow the cold start procedure mentioned earlier in the ON / STANDBY switch section and watch the power tubes as you flip the STANDBY to the ON position. If a

power tube is going bad or is arcing you will see it! Flip the STANDBY switch to STANDBY immediately

Manual backgroundand replace the faulty power tube and the fuse if necessary. If you see nothing abnormal as you lift the STANDBY switch, it is possible that a power tube shorted temporarily and blew the FUSE. If this is the case it may work again normally. To be extra safe you may want to replace all power tubes in the troubleshooting tradition and save

the replaced set as spares. Carry along a few extra fuses for they too could be worth their weight in gold some day.

WARNING:

Unplug power before replacing fuse or removing bolts mounting chassis.

 

POWER

 

FUSE

120 V~

 

2 A

50-60 Hz

 

SLO

 

2 A

 

BLO

 

 

FOOTSWITCH SOCKET BELOW Manual background

2A S.B.

USE

F

E F

SU

RECORD / PHONES

STEREO OR MONO

RECORD / PHONES:

This jack provides direct-to-console interfacing for recording or sound reinforcement applications. It can also be used to power a set of personal headphones which is a convenient way to practice day or night privately. It is a circuit dedicated to reproducing the roll off that occurs in the output section with a speaker connected.

The send level strength is determined by the GAIN and MASTER controls. From this jack, adequate signal level will be available to you for most of your recording needs and live direct performances.

WARNING:

2A S.B.

F-50

Unplug power

US

before replacing

fuse or removing

F E

bolts mounting

 

chassis.

 

 

 

F

PREAMP PATENT

 

 

 

 

 

 

ESU

4,701,957

 

 

 

 

 

 

 

 

POWER

 

FUSE

RECORD / PHONES

 

 

 

 

 

 

 

 

 

 

 

120 V~

 

2 A

FX

50-60 Hz

 

SLO

STEREO OR MONO

SEND

 

2 A

 

BLO

 

 

 

 

 

 

FOOTSWITCH

 

 

SOCKET

 

 

 

 

 

 

 

 

 

 

BELOW

 

 

 

 

 

 

 

 

 

 

control being utilized regardless all other controls are inactive.

 

 

FX LOOP: SEND & RETURN

 

 

These two 1/4" jacks are the patch point for external effects. The Effects Loop is

 

FX MIX

wired in parallel with the normal signal. Connect the SEND jack of the F-Seriesto

10%

your Effects Input jack. Connect the RETURN jack of the F-Seriesto the Output jack

100 %

 

 

RETURN

of your effect unit. The Effects Loop is a patch point between the pre-amp and power

 

 

section. Therefore, the RETURN jack can double as a “Power Amp Input” jack.

When the RETURN is used as an input, the F-SeriesFX MIX control is the only of the mode selected and should be set to 100%. While the RETURN is being used in this manner,

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Mesa/Boogie F-30, F-50, F-100 owner manual