Honeywell 7800 Series Manual page 31

Fig. 24—Keyboard Display Module and
sequence.
FIVE WIRE CONNECTOR FOR
COMMUNICATIONS, REMOTE
KEYBOARD DISPLAY AND
REMOTE RESET
SEQUENCE
STATUS
SELECTABLE
MESSAGE OR
PRE-EMPTIVE
MESSAGE
SEQUENCE
STATUS
LEDs
RESET
PUSHBUTTON
FLAME
SIMULATOR
INPUT
◊
Fig. 25—( ) SCROLL pushbutton function.
DI=DIAGNOSIS
H1= HISTORY
EA=EXPANDED
ANNUNCIATOR
CAPTIVE
MOUNTING
SCREW
KEYBOARD
DISPLAY
MODULE
RELAY
MODULE
FLAME
AMPLIFIER
FLAME
CURRENT
M7307
TEST JACKS
SAVE
play from a second-line-selectable message to the second-
line-pre-empted message as does the sixty second timeout
function. The MODE pushbutton will work only if there is
a second-line-pre-empted message or lockout message.
able message they want to view upon power restoration.
The second line selectable message will be restored to the
most recently saved selection when power returns. The
SAVE function is performed by pressing and holding the
MODE key and then pressing the Change-Level pushbutton
(↔). The second line of the display will briefly note "...SAV-
ING..." to confirm the key press.
SAVE
M1932A
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Fig. 26 (↔ ↔ ↔ )—Change-Level pushbutton ↔ ↔
function
3. Mode pushbutton (see Fig. 27).
The Mode pushbutton instantaneously switches the dis-
4. SAVE Function (see Fig. 28).
The SAVE function enables users to identify the select-
RM7888A
OPERATION
SAVE
SAVE
M1933A
65-0175