Tokyo Boeki Labmax 240, Service Manual

Page: 124 / 178

4‑14
2. Diagram
3. When breaking down of this board
When this PCB is broken down, one or more of the following phenomena may occur.
1. Reagent probe (RTM) motion failure occurs.
Note In case that RTM motor, sensor, encoder or five-phase motor driver has
trouble, RTM motion failure may occur.
2. Reagent tray (RGT) motion failure occurs.
Note In case that RGT motor, sensor, encoder or five phase motor driver has
trouble, RGT motor failure may occur.
DEC
CONT
PPMC‑111C
(RTM R)
82C54
(RP‑1)
PPMC‑111C
(RGT)
PPMC‑111C
(CWS)
82C54
(RP‑2)
82C54
82C54
(MU1)
PMDRV PCB
82C54
(MU2)
82C54
(RTM U/D)
RP‑1/RP‑2
PPMC‑111C
(SPARE)
REAGENT
PUMP
BUFFER
SENSOR
OTHER I/O
AND
PARALLEL
PORT
MOTOR
DRIVER
STEPPING
BUFFER
MOTHER
BOARD
(PWP)