Yamaha CV820WB Owner's Manual
1
Remove the old strings. (Refer to the “Removing the old strings”
section in the FC Tremolo System Manual.)
2
Loosen the FC nut locking lever, and remove the locking lever.
3
Remove the locking bolt.
4
Replace the locking blocks 1 and 2.
5
Set the locking bolt.
6
Re-attach the locking lever and tighten lightly.
7
This completes locking block replacement. Install the new strings
and tune the guitar. (Refer to the “Installing the new strings” section
in the FC Tremolo System Manual.)
* Store the set of locking blocks you removed from the guitar
in a safe place for future use.
Changing the Locking Blocks
Loosen
* Set the wider blocks for
the 1st–3rd strings.
* Set the narrower blocks to
the 4th–6th strings.
Tighten
Sting
1st
2nd
3rd
4th
5th
6th
Tuning
C#
G#
E
B
F#
C#
Gauge
.011
.014
.022 (Wound)
.032 (Wound)
.042 (Wound)
.052 (Wound)
CV820WB
■ About Wes Borland’s String Gauges
FC Nut
The guitar is strung with .010–.046 gauge strings when
shipped from the factory. In order to use the same gauge
strings as Wes Borland you will need to change the locking
blocks in the FC nut. The procedure given in the following
section describes how to change the locking blocks.
FC Nut Part Names
FC Nut Components
*1 : About locking blocks 1 and 2
Included with the guitar is a set of locking blocks that fit the string gauges used by Wes
Borland. Please note that the width of each locking block is different.
Locking Block 1: for strings 1–3 (wider width)
(x2) replacement blocks are included *1
For Normal Gauge Strings
(.009–.042/.010–.046, etc.)
Supplied Replacement: For Wes Borland Gauge
(.011–.052)
Locking Bolt (x1)
Locking Block 2: for strings 4–6 (narrower width)
(x2) replacement blocks are included *1
Locking Block 3 (x1)
Locking Lever x1
The CV820WB is the Wes Borland signature guitar
model.The unique string gauges and tunings used by
Wes Borland are given below.
■ CV820WB Control System
Owner’s Manual
Bridge Pickup Volume
Neck Pickup Volume
Bridge Pickup
Neck Pickup
Mix
Neck Pickup
Bridge Pickup
Pickup Selector
Locking Block 1
1st–3rd strings (wide)
Locking Block 2
4th–6th strings (narrow)
Head side
Fingerboard side
Head side
Fingerboard side
6.8 mm wide
(0.268 inch)
Marked “1”
Unmarked
6.2 mm wide
(0.244 inch)
Marked “2”
6.0 mm wide
(0.236 inch)
Unmarked
Head side
Fingerboard side
Head side
Fingerboard side
6.6 mm wide
(0.260 inch)