Toshiba FS-160 SERIES - Manual (Page 16)

PR
OPEN
This key is used to change the preset price of a preset department or
preset PLU item temporarily without affecting the preset price memory.
After depressing this key, only department or PLU entry is allowed.
Refer to descriptions in the [DEPT] and [PLU] keys as to operation
details.
PRESET OPEN KEY ([PR OPEN])
PREVIOUS BALANCE KEY ([PB+])
This key is used to enter the previous balance of any guest check that
has once been registered but not yet to be paid. Depressing with no
numeric entries functions to make a new check. Depressing after
numeric entries (previous balance amount) functions to add the orders
to the customer check.
Multiple PB entries, Item Correct operation, and Void operation are
allowed.
Finalizing this transaction without payment is the [SERVICE] key, and
the [PB+] key can be operated any time before depressing the [SERVICE]
key. As the [PB+] key is used to add the orders, this transaction can
not be finalised by any media key. In case of payment operation, the
[CHK PD] key is used to enter the previous balance amount as top item
of the sale sequence.
SERVICE
SERVICE KEY ([SERVICE])
This key is used to finalize the previous balance operation. When
depressing this key, the new balance (Previous Balance + Total Amount
in This Transaction + Taxes) is printed on journal and slip.
CHK
PD
CHECK PAID KEY ([CHK PDl)
This key is used to finalize the guest check sequence. After
depressing this key with an amount entry (the guest's previous balance
amount), only finalizing operation for payment is allowed.
Multiple operation and Item Correction operation are allowed, but Void
operation is prohibited.
CHG
TIP
CHARGE TIP KEY ([CHG TIP])
This key is used to record the tip amount paid by the [Chg],
[MISC TD/1], or [MISC TD/2] key. This key should be depressed with
numeric entries (tip amount), and after this key entry [AT/TL] key
operation is prohibited.
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