Fisher CR-5125 - Page 14

ELECTRICAL ADJUSTMENTS (Continued)
4. Set the unit in the recording mode and adjust the INPUT
Level Contro! until the pointer of the left channe! Meter
swings to O VU as illustrated while the 1 kHz signal is being
recorded.
* FISHER
INPUT LEVEL/OUJPUT LEVEL
. Change the Monitor Switch from SOURCE to TAPE and
check to see that the pointer of the left channel Meter stays
at O VU.
If not, adjust the potentiometer (P104) and check the swing
of the pointer.
Repeat the above adjustment until the pointer of the left
channel meter stays at 0 VU.
RIGHT CHANNEL
Connect an audio signal generator and an attenuator to the
right channel LINE IN. Then, adjust the potentiometer
(P204) for the right channel by following the same procedure
as for the left channel.
—-14—
for Ferrichrome Tape
Set the Switches as follows:
* Equalizer Switch
* “Blas OWitChg.o 2084 gap Sowa seth od ee eee eth MID.
Then, insert a ferrichrome tape (Example SONY DUAD
C-60) into the cassette compartment.
Adjust the potentiometers by following the conditions
described below and the same procedure as for the
Chromium Dioxide Tape.
* INpUtSighal: «0.2 sets bed det ds oS, OE AS 1 kHz
* INPUT LEVEl) init oo cokten cd Pele al ades os 200 mV (—14 dB}
* Potentiometers for adjustment
Bettcchaniel.! 26352 nen 2 BAY bed oo we nes P106
Right channel
for Normal Tape
Set the Switches as follows:
* Equalizer Switch
® BIAS OWITCA 4828.4 Sancho d Ao Oe aes Bane iat LOW
Then, insert a normal tape (Example: BASF TP-18LHS
T308S) into the cassette compartment.
Adjust the potentiometers by following the conditions
described below and the same procedure as for the
Chromium Dioxide Tape.
S-APUE SIOMAl 2d. ec 2 Wes tee Ci Ree hed ie Bn a 1 kHz
input Level: 2005 i die ea as 200 mV (—14 dB)
* Potentiometers for adjustment
Leftchannel ...... 20.0.0... 00.00. ecu P105
Right channel .............0...0..00004 P205