Gestetner B147 Service Manual page 316

COPY SERVICE MODE
3-107 [Vsg Display] Vsg Display (Front or Rear)
3-107-1 Vsg Front
Displays the Vsg value of the front ID sensor.
Vsg is normally 4.0 ± 0.5 V.
If Vsg is out of the adjustment range and this is detected 3 times consecutively, it
leads to SC385.
3-107-2 LED Current Front
Displays the ID sensor LED current adjusted during Vsg adjustment.
3-107-3 Vsg Center
Displays the Vsg value of the center ID sensor.
Vsg is normally 4.0 ± 0.5 V.
If Vsg is out of the adjustment range and this is detected 3 times consecutively, it
leads to SC385.
3-107-4 LED Current Center
Displays the ID sensor LED current adjusted during Vsg adjustment.
3-107-5 Vsg Rear
Displays the Vsg value of the rear ID sensor.
Vsg is normally 4.0 ± 0.5 V.
If Vsg is out of the adjustment range and this is detected 3 times consecutively, it
leads to SC385.
3-107-6 LED Current Rear
Displays the ID sensor LED current adjusted during Vsg adjustment.
3-107-7 Vsg avg bk
Displays the average black Vsg value of the center ID sensor.
3-120 [Dev. Gamma Target] Development Gamma Target ([Color])
Adjusts the development gamma by changing the Vref value used for toner density
control.
Vref is automatically corrected so that the gamma measured during the process
control self-check becomes "the value set with this SP mode ± 0.15"
3-120-1 [K]
3-120-2 [Y]
3-120-3 [M]
3-120-4 [C]
[Dev. Gamma Display] Development Gamma Display ([Color])
3-121
Displays the development gamma measured during the process control self-check.
3-121-1 [K]
3-121-2 [Y]
3-121-3 [M]
3-121-4 [C]
3-122 [Vk Display] Vk Display ([Color])
Displays the current Vk value.
3-122-1 [K]
3-122-2 [Y]
3-122-3 [M]
3-122-4 [C]
B147/B149/B190
*BCU [ 0.00 to 5.00 / - / 0.01V/step ]
*BCU [ 0 to 1023 / - / 1 ]
*BCU [ 0.00 to 5.00 / - / 0.01V/step ]
*BCU [ 0 to 1023 / - / 1 ]
*BCU [ 0.00 to 5.00 / - / 0.01V/step ]
*BCU [ 0 to 1023 / - / 1 ]
*BCU [ 0.00 to 5.00 / - / 0.01V/step ]
*BCU [ 1.00 to 3.00 / 1.90 / 0.01 mg/cm
*BCU [ 1.00 to 3.00 / 1.65 / 0.01 mg/cm
*BCU
*BCU
*BCU [ 0 to 10 / - / 0.01 mg/cm2/KV /step ]
Normal Range: 1.00 to 2.00
*BCU
*BCU
*BCU
*BCU [ -255 to 255 / - / 1 V/step ]
*BCU Normal Range: -50 to 50
*BCU
*BCU
5-28
2
/KV / step ] DFU
2
/KV / step ] DFU
SM