Canon NP2120 Service Manual page 101

OPERATIONS AND TIMING
left cover (rear).
Figure 3-55
2) Check that the COPY START key is green.
3 ) Presstheserviceswitch(SW)ontheadjustment
PCB.
Figure 3-56
3-56
4) Enter the No. of the desired service mode using
the tenkey pad on the control panel.
5) Press the SORT/GROUP key on the control
panel; this activates the service mode.
6) PresstheSORT/GROUPkeyonceagaintostop
execution of the service mode.
7) Press the service switch (SWl) on the adjust-
ment PCB to leave the service mode.
the service mode.
8) Attach the adjustment cover.
CANON NPZl20/2GZG RN.0 MAY 1990 PAINTEG IN JAPAN [IMPRIME AU JAPONI